ADTRAN MX2800 M13 User Manual
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ADTRAN MX2800 M13 User Manual

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61200290L1-1G
October 2004
MX2800 M13 Multiplexer

User Manual

Manual Part Number - 61200290L1-1G
4205290L1 AC Non-Redundant Version with Modem
4205290L2 AC Redundant Version with Modem
4205290L3 DC Non-Redundant Version with Modem
4205290L4 DC Redundant Version with Modem
4205290L5 AC Non-Redundant Version
4205290L6 AC Redundant Version
4205290L7 DC Non-Redundant Version
4205290L8 DC Redundant Version
1205288L1 Controller Card
1205288L2 Controller Card
1200291L1 Breakout Panel
4175043L2 Battery Backup
1200657L2 Battery Backup Adapter Cable
1200287L1 Amp to Punch-Down Cable 25 ft.
1200287L5 Amp to Punch-Down Cable 50 ft.
1200287L7 Amp to Punch-Down Cable 100 ft.
1200291L5 BNC patch panel
1200466L1 Fan Faceplate
®
®

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  • Page 1: User Manual

    MX2800 M13 Multiplexer Manual Part Number - 61200290L1-1G 4205290L1 AC Non-Redundant Version with Modem 4205290L2 AC Redundant Version with Modem 4205290L3 DC Non-Redundant Version with Modem 4205290L4 DC Redundant Version with Modem 4205290L5 AC Non-Redundant Version 4205290L6 AC Redundant Version...
  • Page 2 In no event will ADTRAN be liable for any special, incidental, or consequential damages or for commercial losses even if ADTRAN has been advised thereof as a result of issue of this publication.

  • Page 3: Revision History

    Date Description of Changes Revision Oct. 2004 This revision of the MX2800 M13 Multiplexer User Manual has been updated to include new features for the System Control Unit (P/N 1185002L2). Conventions The following typographical conventions are used in this document: This font indicates a cross-reference link.

  • Page 4: Fcc Radio Frequency Interference Statement

    (telephone extension cord). The customer should be aware that compliance with the above limitations may not prevent degradation of service in some situations. MX2800 M13 Multiplexer System Manual NOTE CAUTION 61200290L1-1G...
  • Page 5 ADTRAN offers product training. The training courses include overviews on product features and functions while covering applications of ADTRAN’s product lines. ADTRAN provides a variety of training options, including customized training and course taught at our facilities or at customer sites. For more information about training, please contact us.
  • Page 6 MX2800 M13 Multiplexer System Manual This page is intentionally blank. 61200290L1-1G...

  • Page 7: Table Of Contents

    3. ADTRAN Shipping Contents ........
  • Page 8 Management Options ............3-17 viii MX2800 M13 Multiplexer User Manual 61200290L1-1G...
  • Page 9 MX2800 M13 Multiplexer User Manual Local IP Address ............3-17 Gateway IP Address .
  • Page 10 6. T1/E1 State..............4-6 MX2800 M13 Multiplexer User Manual...
  • Page 11 MX2800 M13 Multiplexer User Manual 7. Acknowledge Alarms (ACO) ........... . . 4-6 Section 5 Statistics .
  • Page 12 TL1 Loopback Commands ..........9-30 MX2800 M13 Multiplexer User Manual...
  • Page 13 MX2800 M13 Multiplexer User Manual Appendix A Acceptance Test Procedure ..........A-1 1.
  • Page 14 3. ADTRAN Technical Support........
  • Page 15 MX2800 M13 Multiplexer User Manual Contents Figures Figure 1-1. E1 Patch Panel ............1-4 Figure 1-2.
  • Page 16 Contents MX2800 M13 Multiplexer User Manual Figure 6-4. Analog Network Loopback ..........6-3 Figure 6-5.
  • Page 17 MX2800 M13 Multiplexer User Manual Contents Tables Table 2-1. DC Connector Symbol Definitions ..........2-3 Table 2-2.
  • Page 18 Contents MX2800 M13 Multiplexer User Manual This page is intentionally blank. xviii 61200290L1-1G...

  • Page 19: Section 1 Product Overview

    (SLIP/PPP) or through the 10Base-T Ethernet port. Using the Management Information Base II (MIB II), RFC 1407 standards, and an ADTRAN enterprise MIB, the MX2800 can be configured, monitored, and diagnosed with standard SNMP network management programs such as Hewlett Packard’s HP OpenView Spectrum .

  • Page 20: Controller Card 1:1 Redundancy

    10Base-T local area network (LAN) port. The MX2800 supports the MIB-II standard, RFC 1213, and the ADTRAN Enterprise Specific MIB. MIB files are available from ADTRAN in the support section of the ADTRAN Web page at www.adtran.com.

  • Page 21: Agent

    AVAILABLE OPTIONS The following optional equipment is available for use with the MX2800. Contact a local distributor or the ADTRAN Sales Department for more information. Refer to Breakout Panel (P/N 1200291L1) The optional breakout panel connects to the MX2800 and provides 28 RJ connectors for the individual T1s/E1s.

  • Page 22: Battery Backup (P/N 4175043L2)

    CH 15 CH 20 EARTH EARTH Figure 1-1. E1 Patch Panel on page 2-5 or more information. Figure 1-2 Figure 1-2. Installing Fan Faceplate MX2800 M13 Multiplexer User Manual OPEN OPEN CH 21 CH 26 EARTH EARTH OPEN CH 22...

  • Page 23: Section 2 Installation And Operation

    Carefully inspect the MX2800 for any damage that might have occurred in shipment. If damage is suspected, file a claim immediately with the carrier, keep the original packaging for damage verification and/or returning the unit, and contact ADTRAN Customer Service. For warranty information, refer to Appendix F, Warranty.

  • Page 24: Power Up

    Section 2, Installation and Operation MIB files are available from ADTRAN in the support section of the ADTRAN Web page at www.adtran.com. POWER UP The AC version of the MX2800 is provided with a 6-foot power cable terminated in a three-prong plug which is connected to a grounded 120 VAC power receptacle.

  • Page 25: Figure 2-1. Dc Power Connector

    MX2800 M13 Multiplexer User Manual DS3/STS-1 NONCRITICAL NO COM NC CRITICAL Table 2-1. DC Connector Symbol Definitions Symbol PWR FAIL – The following UL requirements must be met during installation of the MX2800 DC version: 1. Disconnect all power sources prior to servicing. Unit may use multiple power sources.

  • Page 26: Rackmount Installation

    VT100 terminal device to the Two MX2800s can be stacked with out any spacing between the units. ADTRAN recommends 1U (1.75”) of separation above and below the two stacked units. This spacing allows the units to dissipate heat. The design of the MX2800 uses the chassis to distribute heat generated by the unit’s internal cards.

  • Page 27: Connecting The Breakout Panel

    MX2800 M13 Multiplexer User Manual Connecting the Breakout Panel The optional breakout panel (P/N 1200291L1) connects to the MX2800 via the connectors located on the back of the unit and provides 28 RJ connectors for the individual T1s/E1s. Shipment includes two six-foot, 64-pin to 64-pin amphenol cables for direct cabling to the MX2800.

  • Page 28: Rear Panel

    64-pin female amphenol connectors for T1/E1s DC power connection Ground stud AC power connection Wire-wrap pins for external connection of BITS clocks MX2800 M13 Multiplexer User Manual 2-2. Pin assignments are given in 115 AC 50/60Hz DC POWER 0.8A –...

  • Page 29: Lan Port

    MX2800 M13 Multiplexer User Manual LAN Port The LAN port is an 8-pin modular connector that provides a 10Base-T Ethernet LAN interface. This LAN interface is used for SNMP and Telnet control. Connect the LAN port to intra-building wiring only.

  • Page 30: Dsx-1/E1 Interfaces

    (using the supplied 8-pin modular to DB-9 female connector and the 8-pin to 8-pin modular cable). NOTE NOTE Power Up on page 2-2. Figure 2-4. Descriptions of each part of the front panel follow: on page 2-15 on page 2-15 Figure 2-4. MX2800 Front Panel MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 31: Establishing Terminal Connection

    1. Configure the VT100 terminal for 9600, 19200, 38400, or 57600 baud, 8-bit characters, no parity, and one stop bit (xxxx, 8N1). 2. Using the ADTRAN-provided terminal interface cable adapter, connect the DTE port of a terminal to the 8-pin modular jack labeled 3.

  • Page 32: Navigating Within The Menus

    2-10 MX2800 M13 Multiplexer User Manual Figure 2-5. Main Menu NOTE Press... the number corresponding to your choice, and then press the NTER the left and right arrow keys.

  • Page 33: Status

    MX2800 M13 Multiplexer User Manual To... scroll up and down within the same screen The MX2800 Main Menu consists of the following sections: Status Provides information on the current state of the DS3, power supplies, system, DS2s, and T1/E1 lines. See Figure 2-6 for an illustration.

  • Page 34: Configuration

    Section 2, Installation and Operation MX2800 M13 Multiplexer User Manual Figure 2-7. Statistics Menu Configuration Sets DS3 network, T1/E1, and system management parameters. See Figure 2-8. Refer to Section 3, Configuration for more detailed information. Figure 2-8. Configuration Menu 2-12...

  • Page 35: Loopbacks

    MX2800 M13 Multiplexer User Manual Installation and Operation, Section 2 Loopbacks Performs loopback tests over the DS3, DS2s, or T1/E1 lines. See Figure 2-9 for an illustration of the Loopback Menu. Refer to Section 6, Loopbacks for more detailed information.

  • Page 36: Figure 2-10.Telnet Client Menu

    YModem, etc.) over the built-in Telnet Client because of compatibility issues involving the handling of certain control characters by some terminal applications and binary file transfer protocols. 2-14 Figure 2-10. Telnet Client Menu NOTE CAUTION MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 37: Logout

    MX2800 M13 Multiplexer User Manual Logout The Logout selection ends the terminal session and logs out of the system. A valid username and password are required before a new session can begin. The unit will also log out of a terminal session automatically if the session remains inactive for a certain period of time.

  • Page 38: Table 2-3. Led Conditions For Active Cards

    Green solid Red flash (once per event) Red blinking Red solid (performance) LED refers to the DS3 only 2-16 MX2800 M13 Multiplexer User Manual Card Condition Normal (all OK) Normal + console open Self test failed Software update in progress...

  • Page 39: T1/E1 Status Leds

    MX2800 M13 Multiplexer User Manual Table 2-4. LED Conditions for Standby Cards LED State Green blinking Amber solid Red blinking Red blinking T1/E1 Status LEDs These LEDs apply to each individual T1 or E1. Various conditions are indicated by the state of the LED (its color and whether it blinks, alternates color, or is on solid).

  • Page 40: Replacing Or Installing Cards

    Section 2, Installation and Operation MX2800 M13 Multiplexer User Manual REPLACING OR INSTALLING CARDS The MX2800 is designed with hot-swappable controller cards and power supplies. To replace or install a controller card or power supply, remove the front cover of the MX2800 with a phillips head screwdriver.

  • Page 41: Section 3 Configuration

    INTRODUCTION To configure the MX2800, use a 10Base-T Ethernet connection, a SLIP/PPP modem port, or a VT100 terminal. Figure 3-1 shows the Configuration menu. A Telnet menu session has priority over a terminal menu session through the craft port. If a terminal menu session is active when a Telnet menu session is initiated, the terminal menu session will be disabled until the Telnet session is closed.
  • Page 42 T1/E1 Interface on page 3-8 • System Management on page 3-16 • Utilities on page 3-38 • Save Configuration and Alarm Log Figure 3-2 on page 3-3 shows the on page 3-44 menu tree. Configuration MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 43: Figure 3-2. Configuration Menu Tree

    MX2800 M13 Multiplexer User Manual DS3 Configuration Network Interface Protection Configuration Miscellaneous DS2 Configuration Auto Enable Delay State Line Coding Line Length T1/E1 Interface Loopback Detection Circuit Protection Line Identification XCV Threshold Mgmt Options System Management SNMP Mgmt Options Network Date/ Time Options System Security Date &...

  • Page 44: Network Interface

    The line length is set to reflect the physical length of the DS3 network line. • Long should be used if the cabling distance exceeds 225 feet. • Short should be used if the distance is less than 225 feet. MX2800 M13 Multiplexer User Manual Figure NOTE 3-3.

  • Page 45: Timing

    MX2800 M13 Multiplexer User Manual First and second generation DS3 controller cards (P/N 1200288Lx and P/ N 1202288Lx) use Long for distances over 50 feet and Short for distances under 50 feet. Fifth generation DS3 controller cards (P/N 1205288Lx) do not require a DS3 line length setting;...

  • Page 46: Xcv Threshold

    After the unit switches controller cards, the number of seconds entered in this field must pass before another card switch will be allowed. The default setting is 10 seconds. Table 3-1. Table 3-1. XCV Threshold Limits MX2800 M13 Multiplexer User Manual Trap Descriptions on page 3-22. alarm Protection Switch...

  • Page 47: Miscellaneous

    MX2800 M13 Multiplexer User Manual Miscellaneous The Miscellaneous menu selections are used to configure the Loopback Timeout and Shutdown Stand-by settings. Descriptions of these settings are explained below. Loopback Timeout The Loopback Timeout option is used to set the loopback timeout to one of the following: •...

  • Page 48: T1/E1 Interface

    E1 configuration, some of the fields in the T1/E1 Interface menus do not apply (and therefore display N/A). 3-4, is used to activate/deactivate individual T1s and E1s and to set NOTE Figure 3-4. T1/E1 Interface Menu MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 49: T1/E1 State

    MX2800 M13 Multiplexer User Manual T1/E1 State The T1/E1 lines are set to Disabled, Enabled, or Auto Enable. In Auto Enable, the port is not fully enabled (and alarms are not issued) until a T1/E1 signal is detected on that port’s receiver for a specified period of time.

  • Page 50: T1/E1 Line Coding

    Section 3, Configuration MX2800 M13 Multiplexer User Manual NOTE Settings should be applied following each change. Figure 3-6. Set Multiple Menu T1/E1 Line Coding Set the line code for each individual T1/E1 interface to match the connected device. See Figure 3-7 page 3-11.

  • Page 51: T1/E1 Line Length

    MX2800 M13 Multiplexer User Manual Configuration, Section 3 Figure 3-7. T1/E1 Line Coding Menu T1/E1 Line Length Set the line length for each T1 interface according to the distance from the MX2800 to the connecting DSX termination. See Figure 3-8 on page 3-12.

  • Page 52: T1/E1 Loopback Detection

    Section 3, Configuration MX2800 M13 Multiplexer User Manual Figure 3-8. T1/E1 Line Length Menu T1/E1 Loopback Detection The T1/E1 Loopback Detection option is used to set how the T1/E1 lines respond to loopback requests coming from the network. See Figure 3-9 on page 3-13.

  • Page 53: T1/E1 Circuit Protection

    MX2800 M13 Multiplexer User Manual The following options are available for detection: • Disabled is used to cause the T1/E1 lines to ignore in-band loop-up and loop-down codes. • CSU is used to cause the channel to loop up or loop down when it receives a CSU loop-up or loop-down pattern for more than 5 seconds.

  • Page 54: T1/E1 Line Identification

    Section 3, Configuration MX2800 M13 Multiplexer User Manual Figure 3-10. Circuit Protection Menu The Protection Threshold setting determines how many of the lines must fail before a card switch Enabled occurs. If the failure of a single protected (enabled) line is to cause a card switch, set the Protection Thresh- .

  • Page 55: Xcv Threshold

    MX2800 M13 Multiplexer User Manual XCV Threshold This value sets a limit on excessive code violations (ECVs) accepted by the unit over an individual T1/E1 line before it switches controller cards. If set to controller cards. The threshold limits are described in Table 3-2.

  • Page 56: System Management

    Changes made while Telnet sessions are active will invoke a warning message on the console. If the unit is not equipped with an internal modem, be available. 3-16 MX2800 M13 Multiplexer User Manual CAUTION NOTE Dialup Option Figure 3-12...

  • Page 57: Management Options

    MX2800 M13 Multiplexer User Manual Management Options The Management options sets the fields that allow SNMP, Telnet, or VT100 interface access. The options are listed below. Local IP Address This field is used to enter the MX2800 IP address. This IP address applies to the LAN or modem port when configured for SLIP/PPP.

  • Page 58: Ds3 Remote Ip Address

    DS3. This option should be left at it default and preferred value of 260. If and only if the device on the other side of the DS3 facility is an ADTRAN device that also has this option, then both side can be set to 1500 to avoid fragmentation of large packets.

  • Page 59: Primary And Secondary Phone Numbers

    MX2800 M13 Multiplexer User Manual Configuration, Section 3 Figure 3-13. Dialup Options Menu Primary and Secondary Phone Numbers When the MX2800 dials out to send a trap, it first dials the Primary Phone Number. If the call is unsuccess- ful, it tries the Secondary Phone Number. Attempts between the two numbers continue until a call is estab- lished and the trap is reported (or until each number’s maximum for redial attempts is reached).

  • Page 60: Connection Timeout

    This option is used to set the maximum operating speed in bps of the Modem port: • 1200 • 2400 • 4800 • 9600 • 19200 • 38400 3-20 MX2800 M13 Multiplexer User Manual on page 3-16. Trap IP Addresses 61200290L1-1G...

  • Page 61: Hangup

    MX2800 M13 Multiplexer User Manual Hangup Selecting this option forces the MX2800 to end an established call. Last Modem Response This status field displays the last modem response to the MX2800. Possible responses are as follows: • OK • Connect •...

  • Page 62: Figure 3-14.Trap Generation Menu

    The power supply’s output level is abnormally low. Bat. Backup Act Battery charger has lost its AC power source. 3-22 Figure 3-14. Trap Generation Menu Table 3-3. Trap Descriptions on page 3-6. MX2800 M13 Multiplexer User Manual Maximum Switch 61200290L1-1G...
  • Page 63 MX2800 M13 Multiplexer User Manual Table 3-3. Trap Descriptions (Continued) Trap If enabled, the unit issues a trap when... Battery Low Battery backup has reached an energy point insufficient to supply the unit with power. Temperature High The power supply card is getting too hot.

  • Page 64: Read Community Name

    An attempt has been made by an unauthorized user to access the unit. Read Community Name This field is used to enter the authentication strings used for SNMP management. Match the MX2800 to the SNMP manager for read privileges. 3-24 MX2800 M13 Multiplexer User Manual XCV Threshold on page 3-15. 61200290L1-1G...

  • Page 65: Write Community Name

    MX2800 M13 Multiplexer User Manual Write Community Name This field is used to enter the authentication strings used for SNMP management. Match the MX2800 to the SNMP manager for write privileges. Trap Community Name This field is used to enter the identification string used for trap management. This string accompanies all traps transmitted by the MX2800.

  • Page 66: Dst Automatic Adjustment

    A user with write-access privilege level can configure items related to the network interface and T1/E1 interface but can not initiate loopbacks and view and/or alter several system-level items such as LAN configurables. 3-26 MX2800 M13 Multiplexer User Manual NOTE 61200290L1-1G...

  • Page 67: Test

    MX2800 M13 Multiplexer User Manual Test A user with write-access privilege level can configure the network interface and T1/E1 interface and can initiate loopbacks but may not view and/or alter several system-level items such as LAN configurables, etc. Admin With Admin privilege level, all menu items can be viewed and/or altered. Only a user with an Admin user account can alter the User Account Management information.

  • Page 68: Server Ip Address

    MX2800 issues a unique challenge sequence that requires a response provided by ADTRAN Tech Support for access to the unit. Local user accounts and passwords for the MX2800 are not case-sensitive. However, case is preserved for both username and password when authenticating through RADIUS.

  • Page 69: Shared Secret

    MX2800 M13 Multiplexer User Manual Configuration, Section 3 Shared Secret This option sets the shared secret that is used during the process of authenticating via the RADIUS server. This value is a case-sensitive ASCII character string that has a maximum length of 63 ASCII characters.

  • Page 70: Table 3-4. Console Menu User Privileges

    T1/E1 line length T1/E1 loopback detection T1/E1 circuit protection T1/E1 protection threshold T1/E1 line identification 3-30 MX2800 M13 Multiplexer User Manual Privilege level(s) under which a user may alter (and in some cases, view) this item Guest Interface Test Admin...

  • Page 71: Terminal Time Out

    MX2800 M13 Multiplexer User Manual Table 3-4. Console Menu User Privileges (Continued) Console Menu Item T1/E1 XCV threshold Configuration – System Management Menu Local IP address Gateway IP address Subnet mask Modem remote IP address (controller with modem) Management port...
  • Page 72 Save Configuration & Alarm Log Logout “X” denotes a privilege level that allows execution of the associated menu item. 3-32 MX2800 M13 Multiplexer User Manual Privilege level(s) under which a user may alter (and in some cases, view) this item Guest...

  • Page 73: Date And Time

    MX2800 M13 Multiplexer User Manual Terminal Time Out Set the amount of time the terminal or Telnet session remains inactive before automatically closing the session, requiring the user to log in again. Options include the following: • Disabled • 1 min.

  • Page 74: Figure 3-15. Alarm Relay Configuration Menu

    DS2. This alarm is a signal sent back toward the source of a failed trans- mit circuit. The X-bits (X1 and X2) are set to zero. The unit is receiving unframed all ones across a DS2. MX2800 M13 Multiplexer User Manual menu. on page 3-15.

  • Page 75: Equipment Identification

    MX2800 M13 Multiplexer User Manual Table 3-5. Types of Alarms in Alarm Relay Configuration (Continued) Alarm Level Noncritical System Alarms Controller Card A/B Critical Fail Protection Switch Critical Communication Fail Noncritical T1/E1 Alarms Noncritical Noncritical Carrier Side AIS Noncritical (CAIS)

  • Page 76: Unit Id

    Frame ID Code supports 10 alphanumeric characters and provides user-configurable text strings to identify the MX2800 over the network. Unit Code Unit Code supports 6 alphanumeric characters and provides user-configurable text strings to identify the MX2800 over the network. 3-36 MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 77: Equipment Codes

    MX2800 M13 Multiplexer User Manual Equipment Codes The Equipment Code supports 10 alpha-numeric characters and provides user-configurable text strings to identify the MX2800 over the network. Syslog Setup These selections include Transmission, Host IP Address, Severity Level, and Host Facility.

  • Page 78: Auto Save

    • Reset the system Possible results for the self-test are listed in 3-38 3-17, is used to view MX2800 system information for both control- Figure 3-17. System Utilities Menu Table 3-7 on page 3-39. MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 79: Loading Default Settings

    Auto Enable. The User Account Management table is also reset to default. 61200290L1-1G Table 3-7. Self-Test Results Then... The self-test was successful and the unit is ready to use. Contact ADTRAN Technical Support. For more information, refer to Appendix F, Warranty. Select from the Configuration menu. If the condition Save Configuration persists, contact ADTRAN Technical Support.

  • Page 80: Load All Default Settings

    Utilities LED on the active card is solid amber for the duration of LED on the standby card is flashing green. LED on the standby card will be solid MX2800 M13 Multiplexer User Manual System Disable , then , and Update Flash Software to begin the transfer.

  • Page 81: Update Via Tftp Server

    MX2800 M13 Multiplexer User Manual The standby card must remain in place until the upload process is complete and the flashing green. Removing the standby card during the uploading process will corrupt the software. 7. The system must be manually reset after downloading new software for the active controller card to begin running the new code.

  • Page 82: Configuration Transfer

    IP address of the machine running the TFTP server program. Server IP Address If the ADTRAN TFTP server is being used, the IP address displays in the Server IP Address field. For other TFTP servers, refer to the appropriate documentation.

  • Page 83: Retrieving From A Tftp Server

    1. Set the Server IP Address field to the IP address of the machine running the TFTP server program. If the ADTRAN TFTP server is being used, the IP address displays in the Server IP Address field. For other TFTP servers, please refer to the appropriate documentation.

  • Page 84: Save Configuration And Alarm Log

    Section 3, Configuration MX2800 M13 Multiplexer User Manual Once the upload is complete, the standby card will self-reset and begin running the new code. However, the active card does not reset automatically. The unit must be reset through the Immediate Reset or ched- ule Reset Time functions.

  • Page 85: Section 4 Status

    INTRODUCTION View MX2800 status information by selecting DS2s, T1/E1 lines, power supplies, and controller cards is provided. See DS3 STATE This field displays the current state of the DS3. The following subsections describe the DS3 status fields in detail. Rx Framing This field shows the network framing type (C-Bit or M13).

  • Page 86: State

    The transmitter has failed. Idle The unit detects an idle sequence from the network. Table 4-1. Network State Conditions subsection. Table 4-2. Alarm Conditions on page 3-15. MX2800 M13 Multiplexer User Manual Table 4-1. Section 6, Loopbacks for information Table 61200290L1-1G...

  • Page 87: Remote

    MX2800 M13 Multiplexer User Manual Remote This field indicates the current state of the remote MX2800 (available with C-Bit framing only). Possible conditions are given in Table 4-3. Condition Description Normal The far-end MX2800 is not reporting any alarm conditions.

  • Page 88: Power Supply State

    5-14. ACO Buttons on page 2-15 and Table 4-5. Table 4-5. System State Alarm Types on page 3-6. MX2800 M13 Multiplexer User Manual or push the button on the front Acknowledge Alarms (ACO) on page Maximum Switch 61200290L1-1G...

  • Page 89: Protection

    MX2800 M13 Multiplexer User Manual Card A/Card B These fields display the current state of the two controller cards. Possible states for the controller cards are listed in Table 4-6. Condition Description Not Installed No controller card is installed in this slot.

  • Page 90: Ds2 State

    This selection is used to remotely turn off an active alarm. It is the software equivalent of the as described in ACO Buttons on page 2-15. MX2800 M13 Multiplexer User Manual Table 4-8. DS2 States Table 4-9. T1/E1 States XCV Threshold on page 3-15).

  • Page 91: Section 5 Statistics

    INTRODUCTION To access Statistics menu, select performance parameters are available for both the near and far ends of the network. Information is also given for the individual DS2s and T1/E1 lines. VIEWING STATISTICAL INFORMATION Statistical information is given in screens based on these time periods: •...

  • Page 92: Ds3 Statistics

    X-bits (X1 and X2) are set to zero. 5-2, provides submenus for alarm history and performance parame- Figure 5-2. DS3 Statistics Menu Table 5-1 for a list of alarm counts. See Table 5-1. Alarm Counts Description MX2800 M13 Multiplexer User Manual Figure 5-3 61200290L1-1G...

  • Page 93: Figure 5-3. Ds3 Current 15 Minute Alarm Count Screen

    MX2800 M13 Multiplexer User Manual Condition IDLE Number of times the unit has detected an idle sequence from the network. The count given reflects the number of times the alarm or state has occurred rather than the number of seconds the alarm was active.

  • Page 94: Performance Parameters

    96 15-minute intervals. See on page 5-5, Figure 5-6 on page 5-6, and parameter screens. Descriptions of the fields in each screen follow. MX2800 M13 Multiplexer User Manual NOTE Figure Figure 5-7 on page 5-7 for examples of the performance 5-4.

  • Page 95: Figure 5-5. Ds3 Performance Parameters (Current 15 Minutes)

    MX2800 M13 Multiplexer User Manual Statistics, Section 5 Figure 5-5. DS3 Performance Parameters (Current 15 Minutes) 61200290L1-1G...

  • Page 96: Figure 5-6. Ds3 Performance Parameters (24 Hour History)

    When an UP or DOWN indicator appears in the corner of the screen, use the up and down arrow keys on the keyboard to scroll the information. Figure 5-6. DS3 Performance Parameters (24 Hour History) MX2800 M13 Multiplexer User Manual NOTE 61200290L1-1G...

  • Page 97: Interval Starting At

    MX2800 M13 Multiplexer User Manual Statistics, Section 5 Figure 5-7. DS3 Performance Parameters (Totals) Interval starting at: This field is the beginning of the 15-minute interval. This field is displayed only in the 24-hour history screen, which gives information for the previous 24 hours divided into 15-minute intervals, as shown in Figure 5-6 on page 5-6.

  • Page 98: Unavailable Seconds (Uas)

    Section 5, Statistics MX2800 M13 Multiplexer User Manual Unavailable Seconds (UAS) This field is the time in seconds that the network port has been unavailable for data delivery. The T3 link is down or in test or the signaling state is down.

  • Page 99: Far End Block Error (Febe)

    MX2800 M13 Multiplexer User Manual Statistics, Section 5 Far End Block Error (FEBE) This field indicates the number of times the far-end unit has received a C-parity or framing error. Clear All Local DS3 Statistics/Refresh All Remote Statistics Use this option to clear or refresh all current information. These selections affect all statistical information, not just the displayed screen.

  • Page 100: Figure 5-9. Ds2 Rai 24-Hour Alarm History

    Section 5, Statistics MX2800 M13 Multiplexer User Manual Figure 5-9. DS2 RAI 24-Hour Alarm History 5-10 61200290L1-1G...

  • Page 101: Performance Parameters

    MX2800 M13 Multiplexer User Manual Statistics, Section 5 Performance Parameters The performance parameters screen displays a count of parity bit errors and frame bit errors for the seven DS2s. View this information in any of the three time period selections. Information in these fields is for the given time period since the last reset.

  • Page 102: Figure 5-11.Ds2 Pberr 24-Hour Alarm History

    Section 5, Statistics MX2800 M13 Multiplexer User Manual Figure 5-11. DS2 PBERR 24-Hour Alarm History 5-12 61200290L1-1G...

  • Page 103: T1/E1 Statistics

    MX2800 M13 Multiplexer User Manual T1/E1 Statistics The MX2800 keeps track of the following statistics for each of the T1s and E1s: • Loss of Signal Alarms • Line Coding Violations • AIS Loop Alarms • AIS Carrier Alarms • Errored Seconds •...

  • Page 104: Protection Switch Statistics

    Section 5, Statistics MX2800 M13 Multiplexer User Manual PROTECTION SWITCH STATISTICS This menu provides statistics regarding protection switches. The number of protection switches that occur within the particular time period are listed. See Figure 5-13 on page 5-14. Figure 5-13. Protection Switch Statistics Menu Performance Parameters View performance parameter information for the network in one of the three time period selections.

  • Page 105: Figure 5-14.Alarm Log

    MX2800 M13 Multiplexer User Manual Statistics, Section 5 Figure 5-14. Alarm Log 61200290L1-1G 5-15...
  • Page 106 Section 5, Statistics MX2800 M13 Multiplexer User Manual This page is intentionally blank. 5-16 61200290L1-1G...

  • Page 107: Section 6 Loopbacks

    INTRODUCTION The Loopback menu initiates loopback tests from the MX2800. menu. To initiate a loopback, select To locate descriptions of the types of loopback tests that are available, find descriptions Next, select by number the type of loopback for a description. Descriptions and testing diagrams of the loopback tests are provided in the following subsections: •...

  • Page 108: T1/E1 Loopbacks

    Section 6, Loopbacks MX2800 M13 Multiplexer User Manual T1/E1 LOOPBACKS Selecting brings up the control menu shown in Figure 6-1. If Data Mode Menu from the Loopback menu initiating a T1/E1 loopback, select the facility number (1-28). A loopback menu for the facility displays a menu of nine types of loopbacks.

  • Page 109: Analog Network

    MX2800 M13 Multiplexer User Manual DSX-3 DSX-3 Analog Network An Analog Network loopback test loops the selected T1/E1 back to the network (DS3). The T1/E1 is completely demultiplexed, looped back at the T1/E1 line interface unit (LIU), through the LIU drivers and receivers, and multiplexed back onto the DS3 network stream.

  • Page 110: Codec Line/Net

    NOTE , only the for the T1 under test may be Data Mode is selected, the MX2800 initiates a CSU CSU Loopback w/BERT MX2800 M13 Multiplexer User Manual T1/E1 LIU T1/E1 LIU (1 of 28) (1 of 28) CODEC CODEC...

  • Page 111: Line Bert

    MX2800 M13 Multiplexer User Manual error count, and a clear error count option. See transmission of the QRSS pattern and start transmission of a loop down pattern as previously described. When in CSU Loopback w/BERT, only the Data Mode for the T1 under test may be selected.

  • Page 112: Ds3 Loopbacks

    MX2800 to cancel the loopback and regain access to the shelf. NOTE Figure 6-8 appears. The sections following the figure Figure 6-8. DS3 Loopback Menu CAUTION MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 113: Line Loopback

    MX2800 M13 Multiplexer User Manual Line Loopback Line Loopback performs a loop of the DS3 back to the network. This loopback occurs just prior to the DS3 framer and B3ZS decoder, but it makes full use of the DS3 LIU in both receive and transmit directions;...

  • Page 114: Metallic Loopback

    MUX/DMUX MUX/DMUX (1 of 7) (1 of 7) MUX/DMUX MUX/DMUX Figure 6-11. Metallic Loopback Test NOTE MX2800 M13 Multiplexer User Manual Figure 6-11 on page 6-8 for an illustra- CODEC CODEC T1/E1 LIU T1/E1 LIU (1 of 28) (1 of 28)

  • Page 115: Ds2 Loopbacks

    MX2800 M13 Multiplexer User Manual DS2 LOOPBACKS Once a number has been selected which corresponds with the DS2 to be tested, the DS2 menu in Figure 6-12 on page 6-9 appears. The subsection following the figure provides a description and an illustration of the DS2 Network loopback testing option.
  • Page 116 Section 6, Loopbacks MX2800 M13 Multiplexer User Manual This page is intentionally blank. 6-10 61200290L1-1G...

  • Page 117: Section 7 Circuit And Network Redundancy

    Circuit and Network Redundancy INTRODUCTION The MX2800 provides backup measures of protection for circuit failure. The following subsections describe the possible modes of operation: • Nonredundant Mode on page 7-1 offers no backup protection • Circuit Failure Recovery Mode failure •...

  • Page 118: Figure 7-2. Circuit Failure Recovery Mode

    Table 7-1. Configuration Requirements for Circuit Recovery Selection Path Config > Network Interface > XCV Threshold Config > Network Interface > Network Protection Config > Network Interface > Max. Switch Threshold MX2800 M13 Multiplexer User Manual NOTE jacks for NOTE Recommended Setting...

  • Page 119: Figure 7-3. Circuit And Network Failure Recovery Mode

    MX2800 M13 Multiplexer User Manual Table 7-1. Configuration Requirements for Circuit Recovery (Continued) Config > Network Interface > Min. Switching Period Config > T1/E1 Interface > T1/E1 Circuit Protection Config > T1/E1 Interface > XCV Threshold This is a critical alarm only when Inactive Card is not installed or is not working.
  • Page 120 Section 7, Circuit and Network Redundancy MX2800 M13 Multiplexer User Manual This page is intentionally blank. 61200290L1-1G...

  • Page 121: Section 8 Power Loss Recovery

    INTRODUCTION The MX2800 provides backup measures of protection for both power supply and power source failure. The following subsections describe the possible modes of operation: • Nonredundant Power Mode • Power Supply Recovery Mode card failure • Power Supply and Source Recovery Mode source failure •...

  • Page 122: Power Supply Recovery Mode

    Power Source A is connected to healthy Card A Card B. In a case like this, the MX2800 automatically connects Power Source B to Card A. This configuration is available only with DC power supplies. MX2800 M13 Multiplexer User Manual NOTE NOTE...

  • Page 123: Battery Backup Mode

    Figure 8-3. Power Supply and Source Failure Recovery Mode BATTERY BACKUP MODE With the installation of the ADTRAN Power Supply/Battery Charger (PS/BC) and backup battery pack, the MX2800 can continue operation without service interruption in the event of a power outage. This PS/BC (P/N 4175043L2) provides –48 VDC to the MX2800.

  • Page 124: Figure 8-4. Battery Backup System

    P/N 1175044L1 MX2800 115 AC 50/60Hz DC POWER 0.8A DSX-1/E1 (OUT) – – FAIL FAIL -48V 0.7A T R S T R DSX-1/E1 (IN) Battery Charger Power Cable Figure 8-4. Battery Backup System MX2800 M13 Multiplexer User Manual Magnified View 61200290L1-1G...

  • Page 125: Section 9 Transaction Language 1 (Tl1)

    Transaction Language 1 (TL1) INTRODUCTION Transaction Language 1 (TL1) is a Bellcore standard used in the input and output messages that pass between Operations Systems (OS) and Network Elements (NE) in telecommunication networks. It was developed to standardize equipment surveillance and memory administration and to test with a common format.

  • Page 126: Table 9-1. Tl1 Account Privileges

    If RADIUS authentication is enabled, refer to page 3-27, the MX2800 attempts to use RADIUS to authenticate TL1 Table 9-1. TL1 Account Privileges Guest Interface TL1 Commands on page 9-5. NOTE RADIUS Authentication MX2800 M13 Multiplexer User Manual Test Admin 61200290L1-1G...

  • Page 127: Tl1 Messages

    MX2800 M13 Multiplexer User Manual users. If the RADIUS server presents a login challenge which requires a response, then the TL1 user re-enters the ACT-USER command, supplying the appropriate response as the password. Challenges and other reply messages returned from the RADIUS server are displayed as comments in the response message from the MX2800.

  • Page 128: Output Response Messages

    TL1 Error Codes on page 9-17 for an indication of the possible Table 9-3 on page 9-12 for possible MX2800 field include the following: MX2800 M13 Multiplexer User Manual line Completion Code codes. CONDTYPE 61200290L1-1G...

  • Page 129: Tl1 Commands

    MX2800 M13 Multiplexer User Manual The MX2800 specifically uses quoted line(s) in message has the following quoted line format: REPT-ALM <aid>:<ntfcncde>,<condtype>,<srveff>,<ocrdat>,<ocrtm>,<locn>… field contains one of the following values: NTFCNCDE • CL indicates alarm cleared. • TC indicates transient condition. • MN indicates minor.

  • Page 130: Table 9-2. Tl1 Commands

    • 2 • 4 • 8 Table 9-2. TL1 Commands General Equipment Unit Facility or Circuit (i.e. T1, T2, T3) All entity types minor major critical all notification codes disabled guest interface test admin MX2800 M13 Multiplexer User Manual 61200290L1-1G...
  • Page 131 MX2800 M13 Multiplexer User Manual ENT-USER-SECU:<tid>:<username>:<ctag>::<password>,,<privileges>; Description Adds the requested user to the User Account Management table Target ID Username CTAG* Transaction Number (integer) PARAM1 User’s password PARAM3 User’s privileges: • 0 • 1 • 2 • 4 • 8 DLT-USER-SECU:<tid>:<username>:<ctag>;...
  • Page 132 Retrieves the requested alarm status MOD2 Specifies what entity type to query: • EQPT • rr • ALL Target ID Table 9-2. TL1 Commands (Continued) General Equipment Unit Facility or Circuit (i.e. T1, T2, T3) All entity types MX2800 M13 Multiplexer User Manual 61200290L1-1G...
  • Page 133 MX2800 M13 Multiplexer User Manual AID* Identifies the component to which the desired alarm pertains. Identifiers are integers and are dependent on the entity specified in “MOD2” as follows: for EQPT: for T1: for T2: for T3: for ALL: CTAG*...
  • Page 134 DS1 circuits (default selection) DS2#1 DS2#2 DS2#7 all DS2 circuits (default selection) DS3#1 DS3 (Control Card A) DS3 (Control Card B) all DS3 circuits (default selection) specific identifier (e.g. 1, 28, etc.) all identifiers (default selection) MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 135: Tl1 Autonomous Messages

    MX2800 M13 Multiplexer User Manual SET-DAT:<tid>::<ctag>::<YY-MM-DD>,<HH-MM-SS>; Description Sets the date and time PARAM1 Date in YY-MM-DD format PARAM2 Time in HH-MM-SS format * An asterisk indicates optional command blocks. TL1 Autonomous Messages Autonomous messages provide a mechanism for real time reporting of system events. Although most events reported are alarms, some events are only informational.

  • Page 136: Table 9-3. Mx2800 Alarm Events

    Notification Condition Code Type 101-128 ACTLPBK REPT 101-128 201-207 REPT 201-207 REPT EXT-DS3 EXT-DS3 LOS-M EXT-DS1 LOS-S Table 9-3. MX2800 Alarm Events Service Location Description Affecting NEND DS1 In-test NEND Loss Of Signal NEND DS2 Out Of Frame FEND DS2 Remote Alarm Indication NEND DS3 in-test FEND...
  • Page 137 Notification Condition Code Type EXT-DS1 REPT (CTRL A) (CTRL B) (CTRL A) (CTRL B) (CTRL A) (CTRL B) (CTRL A) (CTRL B) Table 9-3. MX2800 Alarm Events (Continued) Service Location Description Affecting FEND FEND DS1 Equipment Failure NEND DS3 Loss Of Signal NEND DS3 Out Of Frame FEND...
  • Page 138 Communication Failure Recommended Action Check the standby card for proper LED behavior (and replace if necessary). If no problem is found, call ADTRAN Technical Support for further troubleshooting details. Replace the card which reports failure (should be indicated by a flashing red ACT LED and the AID of the alarm).
  • Page 139 Notification Condition Code Type 404 (PS A) PWR-5 REPT 405 (PS B) EQPT 404 (PS A) HITEMP 405 (PS B) 404 (PS A) HITEMP 405 (PS B) 404 (PS A) PWR-48 405 (PS B) 404 (PS A) PROTNA 405 (PS B) Table 9-3.

  • Page 140: Table 9-4. Mx2800 Informational Events

    Notification Condition Code Type 101-128 REPT EVT T1 101-128 101-128 AISUONE 201-207 REPT EVT T2 REPT (CTRL A) EVT T3 (CTRL B) (CTRL A) (CTRL B) WKSWPR REPT (GENERAL) EQPT (GENERAL) PROGFLT REPT CTRL A EQPT CTRL B Table 9-4. MX2800 Informational Events Service Location Description...

  • Page 141: Tl1 Error Codes

    MX2800 M13 Multiplexer User Manual TL1 ERROR CODES When the MX2800 denies a received TL1 command, the Output Response message has an associated four letter error code indicating the reason for denial. Error Code ICNV IDRG IIAC IITA IPNV PIUI...

  • Page 142: Tl1 Editing Examples

    RTRV-T1:UNIT-1:106:1:::LBO; (This would return the value of line build out for T1 #6.) RTRV-T2:UNIT-1:205:2:::DS2CFGMODE; (This would return the configuration mode of T2 #5.) 9-18 MX2800 M13 Multiplexer User Manual NOTE on page 9-24, or Table 9-9 on page 9-27.
  • Page 143 MX2800 M13 Multiplexer User Manual Transaction Language 1 (TL1), Section 9 RTRV-T3:UNIT-1:300:3:::DS3MAXNUMSW; (This would return the setting for the maximum number of switches for controller cards.) RTRV-EQPT:UNIT-1:400:5:::PSTEMPCRITRLY; (This would return the status of the alarm relay for power supply temperature critical.)

  • Page 144: Data Dictionaries

    Type ACTIVECONTROLLER ENUM CARDSWRLY DIAGDS3 ENUM DS3AISRLY 9-20 MX2800 M13 Multiplexer User Manual should be T3, and the Domain Description One of the following: Selects which controller card is active • A • controller card A is active • B •...
  • Page 145 MX2800 M13 Multiplexer User Manual Table 9-6. TL1 Editing Data Dictionary for DS3 (Continued) Keyword Type DS3CVTHRS ENUM DS3LOFRLY DS3LOSRLY DS3MAXNUMSW DS3MINSWPERIOD DS3PROT DS3RAIRLY DS3TLOSRLY DS3XCVRLY 61200290L1-1G Transaction Language 1 (TL1), Section 9 Domain Description One of the following: Indicates a limit on the number of code viola- tions accepted by the unit over the DS3 •...
  • Page 146 ENUM SYSCARDARLY SYSCARDBRLY SYSCARDCOMMRLY SYSCARDRLY ENUM 9-22 MX2800 M13 Multiplexer User Manual Domain Description One of the following: Sets framing format to match the format of the receive signal at the network interface • CBIT • The framing format s set to CBIT •...

  • Page 147: Table 9-7. Tl1 Editing Data Dictionary For Ds2

    MX2800 M13 Multiplexer User Manual Table 9-7 contains entries that are used to edit or retrieve options for the DS2 portion of the MX2800. When performing TL1 edit commands from this table, the value of should be one of the following:...

  • Page 148: Table 9-8. Tl1 Editing Data Dictionary For Ds1

    Table 9-8. TL1 Editing Data Dictionary for DS1 Keyword Type DIAGDSXTESTSTATE ENUM DSXCAISRLY DSXCFGLINESWPROT ENUM 9-24 MX2800 M13 Multiplexer User Manual should be T1, and the Domain Description One of the following: Identifies DSX Diagnostic Loopbacks. Choose an available loopback • DATAMODE • Refer to •...
  • Page 149 MX2800 M13 Multiplexer User Manual Table 9-8. TL1 Editing Data Dictionary for DS1 (Continued) Keyword Type DSXCFGSTATE ENUM DSXCVTHRS ENUM DSXLAISRLY 61200290L1-1G Transaction Language 1 (TL1), Section 9 Domain Description One of the following: Identifies the DSX configuration state • DISABLE •...
  • Page 150 Keyword Type DSXLBKDETECTION ENUM DSXLOSRLY DSXPROTTHRS DSXXCVRLY ENUM 9-26 MX2800 M13 Multiplexer User Manual Domain Description One of the following: Identifies for each T1/E1 interface whether the T1/E1 will respond to • DISABLE loopback requests • CSU • DISABLE - does not respond to •...

  • Page 151: Table 9-9. Tl1 Editing Data Dictionary For Eqpt

    MX2800 M13 Multiplexer User Manual Table 9-8. TL1 Editing Data Dictionary for DS1 (Continued) Keyword Type LINECDE ENUM Table 9-9 contains entries that are used to edit or retrieve options for the equipment portion of the MX2800. When performing TL1 edit commands from this table, the value of rr should be EQPT, and the <aid>...
  • Page 152 ENUM DIAGRESET PSBATTERYLOWRLY PSCHARGERFAILRLY PSFANFAILRLY PSMALFNCRLY PSPOWERFAILRLY 9-28 MX2800 M13 Multiplexer User Manual Domain Description One of the following: Identifies the amount of time before a Diagnostic Loopback will time out • DISABLE • DISABLE - timeout is disabled • 1-MIN •...
  • Page 153 MX2800 M13 Multiplexer User Manual Table 9-9. TL1 Editing Data Dictionary for EQPT (Continued) Keyword Type PSPOWERLOWRLY PSTEMPCRITRLY PSTEMPHIGHRLY 61200290L1-1G Transaction Language 1 (TL1), Section 9 Domain Description Y or [N] Identifies status of Power Supply Power Low alarm relay •...

  • Page 154: Tl1 Loopback Commands

    ALLT1 Releases the DS3 All T1/E1 Loopback Releases any active DS3 Loopback <locn> <lpbktype> Description NEND NETWORK Initiates the DS2 Network Loopback NEND NETWORK Releases the DS2 Network Loopback Releases any active DS2 Loopback MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 155: Table 9-12. Ds1 Tl1 Loopback Commands

    MX2800 M13 Multiplexer User Manual Table 9-12 describes each of the DS1 loopbacks that can be initiated or released with DS1 TL1 loopback commands. Table 9-12. DS1 TL1 Loopback Commands Verb MOD2 <aid> The value of xy may be 01 through 28, corresponding to the desired DS1 channel.
  • Page 156 Section 9, Transaction Language 1 (TL1) MX2800 M13 Multiplexer User Manual 9-32 61200290L1-1G...

  • Page 157: Appendix A Acceptance Test Procedure

    This appendix describes the procedures to be used in performing acceptance testing of ADTRAN’s Total Access MX2800 M13 Multiplexer. It is assumed that the MX2800 has already been installed, powered-up, equipped and cabled to the DSX-1 and DSX-3 or connecting equipment according to the specifications...

  • Page 158: Configuring The System

    Configuration screen should appear. Set each of the options on this screen as referenced below. port on a computer or dumb terminal. Make these prompt should appear. The default username is username NOTE , and then select Configuration Network Interface MX2800 M13 Multiplexer User Manual Check key is used to . The Network 61200290L1-1G...

  • Page 159: Ds3 Configuration

    MX2800 M13 Multiplexer User Manual To change an option, simply enter the corresponding number, press and follow the prompts. NTER DS3 Configuration • = C-Bit (default = M13) Framing • = Use 0-225 ft. (default) or 225-450 ft., depending on the distance to the DS3 Cross Line Length connect panel or connecting equipment.

  • Page 160: Provisioning The Ds1 Ports

    Configure T1/E1 Interface . Set Last Circuit Protection . Enter a value of 1 and press Disabled MX2800 M13 Multiplexer User Manual screen. From the Apply settings menu. Configure T1/E1 Interface to get back to the routine Set Multiple...

  • Page 161: Alarm Relay Configuration

    MX2800 M13 Multiplexer User Manual Alarm Relay Configuration Although there are numerous alarm configuration options available on the MX2800, the ability to generate only one Critical and one Noncritical alarm are the only requirements for this part of the acceptance test process.

  • Page 162: Ds1 To Ds3 Head-To-Head Test

    6. Leave this test setup in place, as it will be used during the redundancy testing portion of this document. Proceed to Verifying Alarm Notification MX2800 M13 Multiplexer User Manual of the first DS1 channel to the Output of the second DS1 channel to the Output input of the DS1 test set.

  • Page 163: Ds1 To Ds3 (Hard) Loopback

    MX2800 M13 Multiplexer User Manual DS1 to DS3 (Hard) Loopback This test requires minimal test equipment, tests one DS1 at a time, and can be performed single-handedly. It does not verify DS3 cabling integrity (transmit Vs. receive) to the DSX3 or connecting equipment.

  • Page 164: Noncritical Alarm Relay Test

    DS1 test set into the Transmit of the third DS1. Input ESF/B8ZS LEDs should all be solid green on the Active DS1 STATUS MX2800 M13 Multiplexer User Manual of the first DS1 Input of the first DS1 channel to the Output of the Output...

  • Page 165: Single Power Supply Module / Dual Power Feeds

    MX2800 M13 Multiplexer User Manual Single Power Supply Module / Dual Power Feeds When the MX2800 is equipped with only a single Power Supply module, there is no protection against a failure of the module itself. However, the single Power Supply is capable of utilizing the feeds to protect against a failure in one of the power sources feeding the shelf.

  • Page 166: Controller Card Redundancy

    A-10 Network Interface Active Controller ) is currently Active. If the Controller is the Active Controller, force a switch to the NOTE MX2800 M13 Multiplexer User Manual Controller is Active, Controller, which is Controller. Controller should be Configuration via the...

  • Page 167: Configuring The System For Traffic Readiness

    MX2800 M13 Multiplexer User Manual craft port by selecting Configuration continuity to and proper provisioning of the MX2800 and connecting equipment. At the DS1 level, the MX2800 has three Service States. They operate as follows: • Disabled – No signal continuity exists through the MX2800, and no alarms are detected or transmitted.

  • Page 168: Signing-Off The Mx2800 Atp Checklist

    Redundancy Tests (Power Supply and Power Feed as appropriate) Controller Card Redundancy Test Autonomous Alarm Reporting Restoring Default Settings Configuring the System for Traffic Readiness NAME: LOCATION: A-12 Table A-1. MX2800 ATP Checklist MX2800 M13 Multiplexer User Manual Completed DATE: RELAY RACK: 61200290L1-1G...

  • Page 169: Appendix B Pinouts

    Table B-1, Table B-2, Table B-3, and MX2800. For more information on these connectors, refer to RJ Pin# * Used for hardware flow control. Name Description The positive signal for the TD differential pair. This signal contains the serial output data stream transmitted onto the network. The negative signal for the TD differential pair (pins 1 and 2).

  • Page 170: Table B-3. Modem Port Pin Assignment

    RING 9 RING 10 RING 11 RING 12 RING 13 RING 14 RING 15 RING 16 RING 17 MX2800 M13 Multiplexer User Manual Function TIP 1 TIP 2 TIP 3 TIP 4 TIP 5 TIP 6 TIP 7 TIP 8...
  • Page 171 MX2800 M13 Multiplexer User Manual Table B-4. Amphenol Pin Assignments (Continued) Table B-4 applies to both the 61200290L1-1G Function RING 18 RING 19 RING 20 RING 21 RING 22 RING 23 RING 24 RING 25 RING 26 RING 27 RING 28...
  • Page 172 Appendix B, Pinouts MX2800 M13 Multiplexer User Manual This page is intentionally blank. 61200290L1-1G...

  • Page 173: Appendix C Specifications Summary

    Specifications Summary INTRODUCTION This appendix describes the standard specifications and features incorporated in the MX2800. SPECIFICATIONS AND FEATURES The specification and features paragraphs are as follows: • DSX-3 Network Interface • DSX-1 Interface(s) • Clocking • Loopbacks • Management • Alarms •...

  • Page 174: Clocking

    Integrated Modem Interface (4200290L1, 4200290L2, 4200290L3, 4200290L4) Dial up access for VT100, SNMP, or Telnet Dial out “Cry for help” SNMP/Telnet Integrated 10Base-T Ethernet MIB II (RFC 1213), RFC 1215, and RFC 1407 compliant. ADTRAN Enterprise MIB for extended monitoring and control/configuration 61200290L1-1G...

  • Page 175: Alarms

    MX2800 M13 Multiplexer User Manual Specifications Summary, Appendix C Alarms External alarm contacts for critical, major, and minor alarms Normally Open (NO) and Normally Closed (NC) pinout Front panel alarm cutoff switch Agency Approvals FCC Part 15, Class A, Part 68...
  • Page 176 Appendix C, Specifications Summary MX2800 M13 Multiplexer User Manual This page is intentionally blank. 61200290L1-1G...

  • Page 177: Appendix D Acronyms/Abbreviations

    D, A PPENDIX CRONYMS BBREVIATIONS Appendix D Acronyms/Abbreviations ACO ... alarm cut off ACT... active AIS... alarm indication signal ALM ... alarm AMI ... alternate mark inversion Amp... amphenol ANSI... American National Standards Institute async... asynchronous BERT... bit error rate test bps ...
  • Page 178 Appendix D, Acronyms/Abbreviations MX2800 M13 Multiplexer User Manual CV... coding violation dB ... decibel DBU... dial backup DCD... data carrier detect DCE... data communications equipment DDS ... digital data service DLCI ... data link connection identifier DS1 ... digital signal Level 1 DS3 ...
  • Page 179 MX2800 M13 Multiplexer User Manual Acronyms/Abbreviations, Appendix D LAIS ... loop-side alarm indication signal LAN... local area network LCV... line coding violation LED ... light emitting diode LES... line errored seconds LIU ... line interface unit LL ... local loopback LOF ...
  • Page 180 Appendix D, Acronyms/Abbreviations MX2800 M13 Multiplexer User Manual PSTN ... public switched telephone network PVC ... permanent virtual circuit RD... receive data RDL... remote digital loopback RL... remote loopback RMA... return material authorization RS ... request to send RTS... request to send Rx ...
  • Page 181 MX2800 M13 Multiplexer User Manual Acronyms/Abbreviations, Appendix D XCV... excessive coding violations 61200290L1-1G...
  • Page 182 Appendix D, Acronyms/Abbreviations MX2800 M13 Multiplexer User Manual This page is intentionally blank. 61200290L1-1G...

  • Page 183: Appendix E Glossary

    10Base-T Ethernet connector which implements the IEEE standard on 24-gauge, unshielded twisted-pair wiring. Alternate Mark Inversion. A bipolar line-coding format in T1 transmission systems whereby successive ones are alternately inverted. ANSI American National Standards Institute. A nonprofit organization that coordinates voluntary standards activities in the United States.
  • Page 184 (2) to provide a time base. Customer premises equipment. All telecommunications terminal equipment located on the customer premises, including telephone sets, private branch exchanges (PBXs), data terminals, and telephones. MX2800 M13 Multiplexer User Manual customer-owned, coin-operated 61200290L1-1G...

  • Page 185: Data Communications Equipment

    MX2800 M13 Multiplexer User Manual craft port The data communications interface between the MX2800 and the control termi- nal. The control terminal is used to communicate commands to the unit. Channel service unit. A device used to connect a digital phone line coming in from the phone company to either a multiplexer, channel bank, or directly to another device producing a digital signal;...
  • Page 186 In a T3 circuit, an idle code consists of a sequence of 1100 over the entire payload bandwidth. in-band Signaling (dialing, loopbacks, management, configuration, etc.) over the same channel used for data. MX2800 M13 Multiplexer User Manual 61200290L1-1G...
  • Page 187 MX2800 M13 Multiplexer User Manual Internet protocol. A protocol which provides for transmitting blocks of data between hosts identified by fixed-length addresses. Local area network. A privately owned network that offers high-speed communi- cations channels to connect information processing equipment in a limited geographic area.

  • Page 188: Point-To-Point

    A feature designed into ADTRAN products that allows remote units to be config- ured from a local unit or a VT100-compatible terminal. router A device that supports communications between networks. Routers are similar to bridges, except that routers provide more functionality (such as finding the best route between networks and providing network management capabilities).
  • Page 189 MX2800 M13 Multiplexer User Manual SNMP Simple network management protocol. A control and reporting scheme widely used to manage devices from various vendors. SNMP operates on top of the Inter- net protocol. SONET Synchronous optical network. A standard format for transporting a wide range of digital telecommunications services over optical fiber.

  • Page 190: Yellow Alarm

    A T3 yellow alarm is an indication sent back toward the source of a failed transmit circuit in a DS3 two-way transmission path. The X-bits (X1 and X2) are set to zero. MX2800 M13 Multiplexer User Manual 61200290L1-1G...

  • Page 191: Appendix F Warranty

    WARRANTY AND CUSTOMER SERVICE ADTRAN will replace or repair this product within the warranty period if it does not meet its published specifications or fails while in service. Warranty information can be found at www.adtran.com/warranty. Refer to the following subsections for sales, support, Customer and Product Service (CAPS) requests, or further information.
  • Page 192 Appendix F, Warranty MX2800 M13 Multiplexer User Manual This page is intentionally blank. 61200290L1-1G...

  • Page 193: Index

    Numerics 24 Hour Alarm History DS2 Statistics menu 5-9 DS3 Statistics menu 5-2 acknowledgment messages All Right In Progress 9-3 ACT LED, active cards 2-16 ACT LED, standby cards 2-17 Active Controller menu 3-6 Active state, Card A/Card B 4-5 agent, SNMP 1-3 24 Hour Alarm History (DS3 statistics) 5-2 Remote status 4-3...
  • Page 194 Facility ID menu 3-36 Failure, Card A/Card B 4-5 fan faceplate, overview 1-4 Far End Block Errors (FEBE) 5-9 F-Bit Errors (FBE) 5-8 MX2800 M13 Multiplexer User Manual FEAC Frame ID menu 3-36 Gateway IP Address menu 3-17 Hangup menu 3-21...
  • Page 195 MX2800 M13 Multiplexer User Manual Line Loopback 6-7 Local IP Address menu 3-17 Location ID menu 3-36 24 Hour Alarm History (DS3 statistics) 5-2 DS2 State 4-6 State logging out 2-15 long line length 3-4 loopback CSU with BERT 6-4...
  • Page 196 7-2 Network network failure recovery 7-3 None non-redundant 7-1 Protection Threshold 3-14 MX2800 M13 Multiplexer User Manual 24 Hour Alarm History (DS3 statistics) 5-2 DS2 State 4-6 Remote status 4-3 State Read Community Name 3-24 Read Community Name address 3-21...
  • Page 197 MX2800 M13 Multiplexer User Manual SNMP Management Options 3-21 SNMP State 3-21 SNMP State menu 3-21 SNMP, overview 1-2 specifications, MX2800 C-1 Stand By, Card A/Card B 4-5 State menu (DS3 State) 4-2 State menus, T1/E1 3-9 Statistics menu 24 Hour Alarm History (DS2) 5-9...
  • Page 198 Index T1/E1 State 4-6 MX2800 M13 Multiplexer User Manual 61200290L1-1G...
  • Page 199 Notes...
  • Page 200 ® ®...

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