Ruijie RG-N18000-XH Series Hardware Installation And Reference Manual

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Ruijie RG-N18000-XH Series Switches

Hardware Installation and Reference Guide

Document Version: V1.00

Date: 2023-01-01

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Summary of Contents for Ruijie RG-N18000-XH Series

Page 2 Due to product version upgrades or other reasons, the content of this document will be updated from time to time. Ruijie Networks reserves the right to modify the content of the document without any notice or prompt. This manual is for reference only. Ruijie Networks endeavors to ensure content accuracy and will not shoulder...
Page 3 This document is intended for: Network engineers  Technical support and service engineers  Network administrators  Technical Support Ruijie Networks website: https://www.ruijienetworks.com/  Technical support website: https://ruijienetworks.com/support  Case portal: https://caseportal.ruijienetworks.com  Community: https://community.ruijienetworks.com  Technical support Email: service_rj@ruijienetworks.com ...
Page 4 Warning An alert that calls attention to important rules and information that if not understood or followed can result in data loss or equipment damage. Caution An alert that calls attention to essential information that if not understood or followed can result in function failure or performance degradation.
Page 5 Product Overview 1 Product Overview RG-N18000-XH series switches are Ruijie-developed next-generation core switches. Based on matrix separation, they use the Clos architecture and support a large buffer. They support dual supervisor modules and redundancy of power modules, switch fabric modules, and fan modules.
Page 6 Hardware Installation and Reference Guide Product Overview The RG-N18000-XH series switch is a class-A product. In a domestic environment, this product may cause radio interference in which case the user may be required to take adequate measures. The switch is connected to the specified uninterruptible power supply (UPS) instead of the DC power grid. DC tolerance: 188 V DC to 400 V DC.
Page 7 Hardware Installation and Reference Guide Product Overview Front Panel Figure 1-2 Front Panel of the RG-N18018-XH...
Page 8 Hardware Installation and Reference Guide Product Overview ① Model name ⑤ Toggle switch Note ② Air intake of the power module ⑥ Supervisor module slot ③ Bracket ⑦ Line card slot ④ Cable management bracket assembly ⑧ Anti-ESD wrist strap socket Ensure that the supervisor module, line card, switch fabric module, and power module are removed from the chassis before you move or transport the RG-N18018-XH chassis.
Page 9 Hardware Installation and Reference Guide Product Overview ① Grounding stud ④ Fan module LED Note ② Power receptacle ⑤ Fan module slot ③ Captive screw ⑥ Anti-ESD wrist strap socket Power Supply The RG-N18018-XH adopts both AC and DC power supply input: AC power supply input: The RG-PAH3000I-F power module is supported.
Page 10 Hardware Installation and Reference Guide Product Overview When only one power input meets the power supply requirement:  Adopt the AC input that meets the requirement in the case of AC + AC input. Adopt the HVDC input that meets the requirement in the case of HVDC + HVDC input. Adopt the AC or HVDC input that meets the requirement in the case of AC + HVDC input.
Page 11 Hardware Installation and Reference Guide Product Overview ① Air inlet for the power module Note: ② Air inlet for the line card ③ Air inlet for the supervisor module Figure 1-5 Ventilation and Heat Dissipation System of the RG-N18018-XH (Air Exhaust)
Page 12 Hardware Installation and Reference Guide Product Overview ① Air exhaust for the power module Note: ② Air exhaust for the switch fabric module, line card, and supervisor module...
Page 13 Hardware Installation and Reference Guide Product Overview The supervisor module, switch fabric module, line card, and power module adopt the front-to-rear airflow to draw air outwards to form convection for heat dissipation. The chassis should be mounted in a place with sufficient space for air circulation. Reserve the clearance of at least 10 cm (3.94 in.) at the air intakes and exhaust vents for ventilation.
Page 14 Hardware Installation and Reference Guide Product Overview The M18000-XH series switch is a class-A product. In a domestic environment, this product may cause radio interference in which case the user may be required to take adequate measures. The switch is connected to the specified uninterruptible power supply (UPS) instead of the DC power grid. DC tolerance: 188 V DC to 400 V DC.
Page 15 Hardware Installation and Reference Guide Product Overview Front Panel The front panel of the RG-N18010-XH is shown in the following figure. See description for details. Figure 1-7 Front Panel of the RG-N18010-XH...
Page 16 Hardware Installation and Reference Guide Product Overview ① Model name ⑤ Toggle switch Note ② Air intake of the power module ⑥ Supervisor module slot ③ Bracket ⑦ Line card slot ④ Cable management bracket assembly ⑧ Anti-ESD wrist strap socket Ensure that the supervisor module, line card, switch fabric module, and power module are removed from the chassis before you move or transport the RG-N18010-XH chassis.
Page 17 Hardware Installation and Reference Guide Product Overview ① Grounding stud ④ Fan module LED Note ② Power receptacle ⑤ Fan module slot ③ Captive screw ⑥ Anti-ESD wrist strap socket Power Supply The RG-N18010-XH adopts both AC and DC power supply input: AC power supply input: The RG-PAH3000I-F power supply module is supported.
Page 18 Hardware Installation and Reference Guide Product Overview When only one power input meets the power supply requirement:  Adopt the AC input that meets the requirement in the case of AC + AC input. Adopt the HVDC input that meets the requirement in the case of HVDC + HVDC input. Adopt the AC or HVDC input that meets the requirement in the case of AC + HVDC input.
Page 19 Hardware Installation and Reference Guide Product Overview ① Air inlet for the power module Note: ② Air inlet for the supervisor module ③ Air inlet for the line card Figure 1-10 Ventilation and Heat Dissipation System of the RG-N18010-XH (Air Exhaust)
Page 20 Line Cards and Modules The RG-N18000-XH series switch adopts the modular design. Compliant with industry standards, the design differentiates modules and integrates module interfaces to ensure that the system keeps integrated and various function modules are independent.
Page 21 Hardware Installation and Reference Guide Product Overview functions. Appearance Figure 1-11 Appearance of the M18000XH-CM II Ports The M18000XH-CM provides five ports: Universal Serial Bus (USB) port: The USB port is used to connect a USB flash drive to store logs, software versions, ...
Page 22 Hardware Installation and Reference Guide Product Overview System faults cause the system or module to fail to Solid red work, or the device may be damaged if it continues to work. Temperature alarm affects system running Solid yellow performance, but the system can continue to work. The module is used as the standby supervisor module or in standalone mode in a VSU.
Page 23 Hardware Installation and Reference Guide Product Overview Dimensions (W x 215.8 mm x 511.2 mm x 48 mm (8.50 in. x 20.13 in. x 1.89 in.) D x H) The M18000XH-CM is a class-A product. In a domestic environment, this product may cause radio interference in which case the user may be required to take adequate measures.
Page 24 Hardware Installation and Reference Guide Product Overview 40GBASE-SR4 multi-mode fiber 40GBASE-LR4 single-mode fiber 40GBASE-LSR4 multi-mode fiber 40GBASE-ER4 single-mode fiber Transmission Media 100GBASE-SR4 multi-mode fiber 100GBASE-LR4 single-mode fiber 100GBASE-iLR4 single-mode fiber 100GBASE-eSR4 multi-mode fiber Status LED and port LED Hot Swapping Supported Power 900 W...
Page 25 Hardware Installation and Reference Guide Product Overview Module initialization is complete and the Solid green switching service is functioning normally. No link is set up on the port. QSFP28 port LED 1F to 36F Solid green The port is in linkup state. Blinking The port is receiving or sending data.
Page 26 Hardware Installation and Reference Guide Product Overview Panel Status Description Identification The module is not powered on. Solid red An exception occurs in the module. The module is being initialized. If the LED blinks System LED Status Blinking green green continuously, an exception occurs in the module.
Page 27 Hardware Installation and Reference Guide Product Overview Model M18018XH-FE-E IV 2.2 GHz quad-core processor BootROM 16 MB Flash Memory 16 GB (EMMC) SDRAM DDR4 8 GB Ports Status LED Power 950 W Consumption Hot Swapping Supported EMC Standard GB/T 9254.1 Safety Standard GB 4943.1 Operating...
Page 28 Hardware Installation and Reference Guide Product Overview Name Color Status Description Silkscreen Print input Input Green Solid on The power input is normal. status LED Blinking twice in The input voltage exceeds the range (under- a second voltage or over-voltage occurs but the internal auxiliary power module is functioning properly).
Page 29 Hardware Installation and Reference Guide Product Overview Composition The M18010XH-FAN is the fan module for the line card, supervisor module, and switch fabric module of the RG-N18010- XH. The chassis is equipped with three M18010XH-FAN fan trays. The M18010XH-FAN draws air outwards to form convection for heat dissipation.
Page 30 Hardware Installation and Reference Guide Product Overview Solid green The fan module is functioning normally. Solid red The fan module is not operating properly. The corresponding switch fabric module is not powered on. An exception occurs in the corresponding switch Solid red fabric module.
Page 31 Hardware Installation and Reference Guide 1.3.14 M18018XH-FAN Figure 1-18 Appearance of the M18018XH-FAN...
Page 32 Hardware Installation and Reference Guide Composition The M18018XH-FAN is the fan module for the line card, supervisor module, and switch fabric module of the RG-N18018- XH. The chassis is equipped with three M18018XH-FAN fan trays. The M18018XH-FAN draws air outwards to form convection for heat dissipation.
Page 33 Hardware Installation and Reference Guide Preparation Before Installation 2 Preparation Before Installation Safety Precautions To avoid body injury and device damage, carefully read the safety suggestions before you install the RG-N18000-XH. The following safety suggestions do not cover all possible dangers. 2.1.1 Installation Take security measures (such as wearing an anti-ESD wrist strap) to ensure safety.
Page 34 Hardware Installation and Reference Guide Preparation Before Installation The N18000 series switch uses various ESD prevention measures. When the static electricity exceeds a specified value, it will damage the circuit and device. The electrostatic induction mainly comes from outdoor high voltage power lines, lightning, other external electric fields, indoor floor materials, and internal structure of the device.
Page 35 Hardware Installation and Reference Guide Preparation Before Installation Figure 2-2 Preventing EMI on the RG-N18018-XH...
Page 36 Hardware Installation and Reference Guide Preparation Before Installation 2.1.5 Laser The RG-N18000-XH supports varying models of optical modules (Class I laser products). Pay attention to the following points: When an optical transceiver is working, ensure that the port has been connected to a fiber cable or covered with a ...
Page 37 Hardware Installation and Reference Guide Preparation Before Installation Do not stare into any optical port under any circumstances because this may cause permanent damage to your eyes. 2.2 Installation Site Requirements The RG-N18000-XH must be used indoors. The installation site must meet the following requirements to ensure the normal operation and prolonged service life of the switch.
Page 38 The following table lists the power consumption of each module. RG-N18000-XH Series Module Maximum Power Consumption (W) M18000XH-CM 70 W...
Page 39 Hardware Installation and Reference Guide Preparation Before Installation current of each leakage protector divided by two is greater than the sum of maximum leakage current of all the power modules. The rated leakage non-action current of a leakage protector should be 50% of the leakage action current.
Page 40 Hardware Installation and Reference Guide Preparation Before Installation Figure 2-3 19-inch Cabinet Ensure that the square hold strip is at least 180 mm (7.09 in.) far from the outboard front door and the door is at  most 25 mm (0.98 in.) thick to ensure a minimum available distance of 155 mm (6.10 in.). The front door is at least 1,200 mm (47.24 in.) far from the back door.
Page 41 Hardware Installation and Reference Guide Preparation Before Installation Ensure that the slider rail in the cabinet is enough to bear the weight of a RG-N18000-XH and its installation  accessories. Ensure that the cabinet provides the grounding terminal for the switch to be grounded. ...
Page 42 Hardware Installation and Reference Guide Preparation Before Installation Use a paper cutter to cut the container open. The foam caps may vary with the products. Grab the inner packaging box with both hands from both sides, lift the box up, and place it on a flat surface with the box facing upward.
Page 43 Hardware Installation and Reference Guide Product Installation 3 Product Installation The RG-N18000-XH series switch must be used indoors. Ensure that requirements in Chapter 2 are all met. Installation Procedure 3.2 Before You Begin Carefully plan and arrange the installation position, networking mode, power supply, and cabling before installation.
Page 44 Hardware Installation and Reference Guide Product Installation When mounting the cabinet, ensure that the following conditions are met: All expansion bolts for fastening the cabinet base to the ground are installed and tightened in sequence from  bottom to up (large flat washer, spring washer, and nut), and installation holes on the base and expansion bolts are properly aligned.
Page 45 Hardware Installation and Reference Guide Product Installation Before installing a slider rail, make sure that the weight of the slider rail meets requirements. There are variable types of slider rails. The slider rail appearance and installation are subject to actual conditions. To keep the cabinet balanced, install the slider rail to a position as low as possible in the cabinet if only one RG- N18000-XH is installed.
Page 46 Hardware Installation and Reference Guide Product Installation locate the position on the other mounting bracket through the carrying plane and mark the locations. Install seven cage nuts on the marked square holes on each bracket, as shown in Figure 3-2. Figure 3-2 Slider Rail Location of the RG-N18010-XH Figure 3-3 Slider Rail Location of the RG-N18018-XH...
Page 47 Hardware Installation and Reference Guide Product Installation Place the switch on the slider rail, and smoothly push it into the cabinet until the front mounting bracket is flush with the square hole rack post in the front. Align the installation holes on the bracket with the cage nuts on the square hole rack post, and mount them with screws.
Page 48 Hardware Installation and Reference Guide Product Installation Figure 3-5 Mounting the RG-18018-XH into a Standard 19-Inch Cabinet...
Page 49 Hardware Installation and Reference Guide Product Installation The chassis provides three bracket location options for adapting to the cabinets with different depths. Install the brackets according to actual conditions. Figure 3-6 Bracket Location Option...
Page 50 During device installation, connect the grounding cable and disconnect it in sequence. ² The cross-sectional area of the protection ground cable should be at least 2.5 mm (13 AWG). 3.6 Installing a Power Module The RG-N18000-XH series switch adopts the RG-PAH3000I-F power module, which is an AC power module. Before...
Page 51 For the power consumption of each module, see the module specifications. 3.7 Installing a Fan Module The RG-N18000-XH series switch is equipped with a cooling system, specifically, M18018XH-FAN fan tray for the RG- N18018-XH, and M18010XH-FAN fan tray for the RG-N18010-XH.Before installing a fan module, wear an anti-ESD wrist strap and ensure that it is well grounded.
Page 52 Hardware Installation and Reference Guide Product Installation Steps for Installing the M18018XH-FAN Press the button beside the handhold to eject the handhold. Avoid any obstacles along the ejection path. If the handhold is not ejected, rotate the handhold leftward until it is in place. Line up the fan module with the slot.
Page 53 3.8 Installing a Switch Fabric Module An RG-N18000-XH series switch adopts the Clos architecture and midplane-free design, and the switch fabric module and line card are orthogonally interconnected. The FE card is inside the fan tray. To remove the FE card, take out the fan tray in advance.
Page 54 Hardware Installation and Reference Guide Product Installation Line up the line card with the slot, press the latches to open ejector levers, and insert the line card into the slot. Slide the line card into the slot until you feel it snap into place. Close the ejector levers.
Page 55 After taking the switch fabric module out of the carton, place the carton in a specified area neatly. Pay attention to connector protection. Do not bump the connector when handling the device. 3.9 Installing a Supervisor Module The RG-N18000-XH series switch adopts the Clos architecture and midplane-free design. It has two supervisor module slots. Preparation Wear an anti-ESD wrist strap and ensure that it is well grounded.
Page 56 3.10 Installing a Line Card The RG-N18000-XH series switch adopt the midplane-free design based on the Clos architecture. The FE card is orthogonally interconnected with the line card, which is in the front of the chassis. The line card is installed and removed using the handle, and secured and loosened using captive screws.
Page 57 Hardware Installation and Reference Guide Product Installation Install a filler panel in the empty supervisor module or line card slot to allow for proper airflow and to avoid dust accumulation. Install the line card in the first slot at the top and continue with installation from top to bottom. Tighten the captive screws before proceeding with the next line card or filler panel.
Page 58 Hardware Installation and Reference Guide Product Installation Attach the ejector levers to the ejector lever retainers of the module. Figure 3-15 Attaching Ejector Levers to Ejector Lever Holders Hold the module with one hand, and place your other hand under the module. Align the back of the module to the guides in the slot and slide the module all the way into the slot.
Page 59 Hardware Installation and Reference Guide Product Installation Rotate both ejector levers inward. Keep pressing the ejector levers for 3 seconds after they lock in place. Make sure that the levers engage behind the front of the slot so that the module fully seats onto the connectors on the backplane.
Page 60 Hardware Installation and Reference Guide Product Installation Press the spring tab on each ejector lever retainer to remove the ejector levers. Place the ejector levers back on the front panel and keep them secure for future use. Figure 3-19 Placing Ejector Levers back on the Front Panel...
Page 61 Hardware Installation and Reference Guide Product Installation Install a filler panel in the empty supervisor module or line card slot to allow for proper airflow and to avoid dust accumulation. Install the line card in the first slot at the top and continue with installation from top to bottom. Tighten the captive screws before proceeding with the next line card or filler panel.
Page 62 Hardware Installation and Reference Guide Product Installation (2) The “I” pole indicates on and “O” pole indicates off. (3) If both toggle switches are off, the power supply is disabled. If either switch is on, the power supply is enabled. Poles of SW1 and SW2 Power Supply Status Power On...
Page 63 Hardware Installation and Reference Guide Product Installation 3.12.1 Installing a 100GE QSFP28 Module To avoid component damage due to operation errors, read this section carefully before installing the 100GE QSFP28 module. Perform the following steps to install a 100GE QSFP28 module: For a QSFP28 module equipped with a bail clasp, pivot the bail clasp up so that it is parallel with the module body.
Page 64 Hardware Installation and Reference Guide Product Installation Figure 3-22 Installing a QSFP28 DAC Module Figure 3-23 Installing a QSFP28 AOC Module 2. After you connect the DAC module to the Ethernet network through the connector, the Link/ACT LED is on. If the Link/ACT LED is not on, check the connector.
Page 65 Hardware Installation and Reference Guide Product Installation 3.12.3 Installing a 400GE QSFP-DD Module To avoid component damage due to operation errors, read this section carefully before installing the 400GE QSFP- DD module. Perform the following steps to install a 400GE QSFP-DD module: For a QSFP-DD module equipped with a bail clasp, pivot the bail clasp up so that it is parallel with the module body.
Page 66 Hardware Installation and Reference Guide Product Installation Figure 3-27 Installing a QSFP-DD DAC Module Figure 3-28 Installing a QSFP-DD AOC Module 2. After you connect the DAC module to the Ethernet network through the connector, the Link/ACT LED is on. If the Link/ACT LED is not on, check the connector.
Page 67 Hardware Installation and Reference Guide Product Installation 3.13 Connecting the Power Cord Connect the power cord to the location as required according to the identification on the RG-PAH3000I-F power module panel. Make sure that the socket is powered off before the power cord is connected. Connect the AC power cord ...
Page 68 Hardware Installation and Reference Guide System Commissioning 4 System Commissioning Establishing the Configuration Environment Establishing the Configuration Environment If you log in to the switch for the first time, use the console port. Connecting the Console Cable Connect one end of the DB-9 jack of the console cable to the serial port of the PC. Connect one end of the console cable RJ45 to the console port of the switch.
Page 69 Hardware Installation and Reference Guide System Commissioning In the Connection Description dialog box, set the name of the new connection and click OK. A window appears. In the Connect Using field, select the serial port you want to use. After selecting the serial port, click OK. The Port Settings window is displayed. Set Bits per second to 9600, Data bits to 8, Parity to None, Stop bits to 1, and Flow control to None.
Page 70 Hardware Installation and Reference Guide System Commissioning After setting the serial port parameters, click OK. The Hyperterminal window will appear. 4.2 Powering On the Switch Checklist Before Power-on The switch is fully grounded.  The power cord is correctly connected. ...
Page 71 The built-in lithium batteries can support the real-time clock of the RG-N18000-XH without external power supply. Contact the technical support representatives of Ruijie Networks for replacing lithium batteries. The technical personnel of Ruijie Networks will replace the battery of the same model.
Page 72 Hardware Installation and Reference Guide Monitoring and Maintenance Replacing Fuses To replace the old fuse wire with the correspondent new one, contact the technical support representatives of Ruijie Networks. The following table lists the specifications for the module fuses. Fuse...
Page 73 Check the connection of the serial port and its parameters Check the connection of the fibers or cables of various ports Contact technical support of Ruijie Networks for hardware problems 6.2 Common Troubleshooting Cases Fault 1: The AC power module does not work.
Page 74 Hardware Installation and Reference Guide Troubleshooting First place the switches of all the power modules to off. Check whether the cables of the cabinet have been correctly connected. Check whether the power cords are tightly connected to the cabinet power sockets and power modules. Check whether the power modules are installed correctly.
Page 75 XH Software Configuration Guide . If not, change serial port configuration parameters. If there is still no serial port information, contact Ruijie Customer Service Department for technical support. Fault 7: Information of the serial port console contains garbled characters. Fault Symptom Information of the serial port console contains garbled characters.
Page 76 Hardware Installation and Reference Guide Replacing Modules 7 Replacing Modules Removing an SFP Module (Optional) 7.1.1 Removing a 100GE QSFP28 Module 1. Unplug the optical cable from the port. 2. For a QSFP28 module equipped with a bail clasp, pivot the bail clasp down to release the QSFP28 module from the port.
Page 77 Hardware Installation and Reference Guide Replacing Modules Figure 7-4 Removing the QSFP28 AOC Module Pull the tab horizontally until it disengages from the port before removing the DAC module. Otherwise, the module  cannot be pulled out or even may be damaged. Immediately reinstall the dust plugs in the transceiver optical bores and unplugged optical ports.
Page 78 Hardware Installation and Reference Guide Replacing Modules Figure 7-6 Removing the QSFP-DD Module Equipped with a Pull Tab Precautions Unplug the optical cable before removing the module.  Do not pull out the module with excessive force before pivoting down the bail clasp. ...
Page 79 Hardware Installation and Reference Guide Replacing Modules Pull the tab horizontally until it disengages from the port before removing the DAC module. Otherwise, the module  cannot be pulled out or even may be damaged. Immediately reinstall the dust plugs in the transceiver optical bores and unplugged optical ports. ...
Page 80 Hardware Installation and Reference Guide Replacing Modules To ensure good system ventilation and heat dissipation and prevent dust, install a filler panel in the unoccupied slot. To remove the supervisor module when the device is being powered on, you must insert a new supervisor module or filler panel within 10 minutes.
Page 81 Hardware Installation and Reference Guide Replacing Modules Figure 7-12 Installing the Line Card To ensure good system ventilation and heat dissipation and prevent dust, install a filler panel in the unoccupied slot. Install the line card from the first slot downwards. When installing a single line card, be sure to tighten the captive screws to secure the line card or filler panel.
Page 82 Hardware Installation and Reference Guide Replacing Modules of incomplete discharge. Perform the following steps to remove the power module: Press the latch on the handle of the power module and grasp the handle with one hand, and hold the bottom of the power module with the other hand.
Page 83 Hardware Installation and Reference Guide Replacing Modules Figure 7-16 Installing the M18010XH-FAN Fan Module Loosen the captive screws. Press the buttons beside the handholds to eject the handholds. Avoid any obstacles along the ejection path. If the handholds are not ejected, rotate the handholds leftward until they are in place. Insert one hand into each handhold.
Page 84 Hardware Installation and Reference Guide Replacing Modules bag. Line up the new module with the slot. Slide the new module into the slot until you feel it snap into place. Screw in captive screws to secure the fan module to the chassis using a screwdriver. Press the buttons beside the handholds, and rotate the handholds rightward until you feel they snap into place.
Page 85 Hardware Installation and Reference Guide Replacing Modules 7.6 Replacing a Switch Fabric Module The FE card is inside the fan tray. To remove the FE card, take out the fan tray in advance. When replacing the FE card, make sure that two fan trays are in position. The replacement of a FE card cannot last over 2 minutes. Otherwise, the device may be damaged or other unknown error may occur.
Page 86 Hardware Installation and Reference Guide Replacing Modules To ensure no packet drop upon FE card replacement, run the power off command to power off the FE card before replacing it. The new FE card will be powered on automatically without the power on operation. For example, before replacing FE3, run the power off slot fe3 command in privileged configuration mode and confirm the operation.
Page 87 Hardware Installation and Reference Guide Replacing Modules 1. Run the power off command and check whether the FE card is powered off. 2. Remove the fan tray where the FE card resides. Press the latch and open the ejector levers on the FE card. 3.
Page 88 Hardware Installation and Reference Guide Replacing Modules Figure 7-21 Replacing the FE Card of RG-N18018-XH Do not grasp the ejector levers after the FE card is removed, preventing the FE card from falling down. Raise the switch fabric module only after it is totally removed from the cabinet. Protect the front-end high-speed connector and place the removed switch fabric module in an ESD shielding bag.
Page 89 Hardware Installation and Reference Guide Replacing Modules manner to ensure proper running of the switch and prevent the switch from being damaged. 7.7 Replacing a Cable Management Bracket The cable management brackets can be removed and installed at other locations as required. Figure 7-22 Replacing the Cable Management Bracket...
Page 90 Hardware Installation and Reference Guide Cables 8 Cables Appendix D cabling This chapter describes the precautions and simple steps for cable connection and bundling. See Recommendations for detailed cabling and bundling. Connecting External Port Cables Precautions Distinguish single-mode and multimode fiber cables and ports. ...
Page 91 Hardware Installation and Reference Guide Appendix A Connectors and Connection Media Appendix A Connectors and Connection Media 1000BASE-T/100BASE-TX/10BASE-T The 1000BASE-T/100BASE-TX/10BASE-T supports auto-negotiation of three rates and automatic MDI/MDIX crossover at these three rates. 10GBASE-T complies with IEEE 802.3an. The following table lists the supported cable and distance. The 10GBASE-T port requires that all four pairs of wires be connected for data transmission.
Page 92 Hardware Installation and Reference Guide Appendix A Connectors and Connection Media 10BASE-T uses CAT 3, CAT 4, and CAT 5 100-ohm UTP/STP, and 1000BASE-T uses CAT 5 100-ohm UTP/STP for connections with a maximum distance of 100 meters (328 feet). Figure A-2 shows100BASE-TX pin assignments. Figure A-2 100BASE-TX Pin Assignments Figure A-3 provides the wiring of straight-through and crossover cables for 100BASE-TX.
Page 93 Appendix B 10GE, 40GE, and 100GE Modules Ruijie provides 10GE SFP+ modules, 40GE QSFP+ modules, and 100GE QSFP28 modules. You can select modules to suit your specific needs. The following models and technical specifications of some 10GE SFP+ modules, 40GE QSFP+ modules, and 100GE QSFP28 modules are listed for your reference.
Page 94 Hardware Installation and Reference Guide Appendix B 10GE, 40GE, and 100GE Modules Ensure that the port is covered with a dust cap prevent dust if it is not connected to a fiber cable. Available 40GE QSFP+ Copper Module Copper Module Connector Conductor Wire Model...
Page 95 N18000-XH series switches are better compatible with Ruijie-certified optical modules. The reliability of non- certified optical modules cannot be guaranteed, which may cause service instability. The optical modules mentioned in this manual are certified by Ruijie Networks. If you require product certificates, contact technical support personnel.
Page 96 N18000-XH series switches are better compatible with Ruijie-certified optical modules. The reliability of non- certified optical modules cannot be guaranteed, which may cause service instability. The optical modules mentioned in this manual are certified by Ruijie Networks. If you require product certificates, contact technical support personnel.
Page 97 Hardware Installation and Reference Guide Appendix C Surge Protection Appendix C Surge Protection Installing the AC Power Arrester (Surge Protection Power Strip) The AC power port must be connected to an external surge protection power strip. This prevents the switch from being struck by lightning when the AC power cord is introduced from the outdoor and directly connected to the power port of the switch.
Page 98 Hardware Installation and Reference Guide Appendix C Surge Protection reversed. In this case, you should open the power arrester and rectify the polarity of the connection. If the indicator is still red, the arrester’s PE terminal has not been grounded. Installing the Ethernet Port Arrester If an external network cable connects to the switch, connect an Ethernet port arrester to the switch to prevent the damage by lightning before connecting an outdoor network cable to the switch.
Page 99 Hardware Installation and Reference Guide Appendix C Surge Protection Avoid the following cases: Reversed installation direction of the arrester: Connect the external network cable to the IN end and connect the  Ethernet port of the switch to the OUT end. Poor grounding of the arrester: The ground cable of the arrester should be as short as possible to ensure that it is ...
Page 100 Hardware Installation and Reference Guide Appendix D Cabling Recommendations Appendix D Cabling Recommendations When the RG-N18000-XH is installed in a standard 19-inch cabinet, route cable bundles upward or downward along the sides of the rack depending on the actual situation in the equipment room. All cable connectors should be placed at the bottom of the cabinet, and cannot be exposed outside the cabinet.
Page 101 Hardware Installation and Reference Guide Appendix D Cabling Recommendations When cables need to be bent, bundle them up but do not tie them where the cables will be bent. When cables need  to be bent, bundle them up but do not tie them where the cables will be bent. Figure D-3 Bundling Up Cables (3) Cables that are not assembled or remaining parts of cables should be folded and placed in a proper position of the ...
Page 102 Hardware Installation and Reference Guide Appendix D Cabling Recommendations ① Flat washer ③ Spring washer ② Nut ④ Flat washer When using a stiff cable, fix it near the cable lug to avoid stress on the lug and cable.  Do not use self-tapping screws to fasten terminals.
Page 103 Hardware Installation and Reference Guide Appendix E Site Selection Appendix E Site Selection The equipment room should be at least 5 km away from heavy pollution sources, such as the smelter works, coal  mine, and thermal power plant. The equipment room should be at least 3.7 km away from medium pollution sources, such as the chemical factory, rubber factory, and electroplating factory.

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