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Table 5-1
Rear panel (Cisco Unified
Videoconferencing 3545 PRI Gateway)
Rear panel (Cisco Unified
Videoconferencing 3545 Serial Gateway)
Push Buttons
Communication Interfaces
Front panel
Rear panel (Cisco Unified
Videoconferencing 3545 PRI Gateway)
Rear panel (Cisco Unified
Videoconferencing 3545 Serial Gateway)
Chipset
Operating System
Memory
Failsafe
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3545 MCU Releases 5.6 and 5.7
5-2
Cisco Unified Videoconferencing 3545 Chassis Technical Specifications (continued)
•
PRI 1 or 2:
ACT
–
D-Ch
–
ALRM
–
PORT 1 to 4:
•
ACT
–
ALARM
–
•
RST (front panel)
Ethernet 10/100 Mbps auto-negotiate speed select
•
Asynchronous serial port RS-232 connected via 9-pin
•
D-type connector
2 x ISDN E1/T1 PRI port:
•
T1 mode
–
Channels: 23B + 1D
Clock rate: 1.544 Mbps
Framing: F4, F12, ESF no CRC, ESF, F72
Encoding: NRZ, AMI-B7, B8ZS
Line impedance: 100Ω
E1 mode
–
Channels: 30B + 1D
Clock rate: 2.048 Mbps
Framing: Double framing, CRC4, Extended CRC4
Encoding: NRZ, CMI, AMI, HDB3
Line impedance: 120Ω
4 x serial ports
•
PowerPC MPC7410 32-bit RISC microprocessor
•
running at 500MHz.
MPC8260 communication processor running at
•
300/200MHz.
RTOS, VxWorks 5.4
•
•
32 MB on-board flash memory for field upgrades
•
2 MB L-2 Cache at 250MHz
128 MB SDRAM
•
Watchdog timer built in
•
Chapter 5
Technical Specifications
OL-17013-01
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