5-2
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3545 PRI Gateway and 3545 Serial Gateway Releases 5.6 and 5.7
OL-17011-01
Chapter 5 Technical Specifications
Rear panel
(Cisco Unified
Videoconferencing
3545 PRI Gateway)
•
PRI 1 or 2:
–
ACT
–
D-Ch
–
ALRM
Rear panel
(Cisco Unified
Videoconferencing
3545 Serial Gateway)
•
PORT 1 to 4:
–
ACT
–
ALARM
Push Buttons
•
RST (front panel)
Communication Interfaces
Front panel
•
Ethernet 10/100 Mbps auto-negotiate speed
select
•
Asynchronous serial port RS-232 connected
via 9-pin D-type connector
Rear panel
(Cisco Unified
Videoconferencing
3545 PRI Gateway)
•
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: 100
Ω
–
E1 mode
Channels: 30B + 1D
Clock rate: 2.048 Mbps
Framing: Double framing, CRC4, Extended
CRC4
Encoding: NRZ, CMI, AMI, HDB3
Line impedance: 120
Ω
Rear panel
(Cisco Unified
Videoconferencing
3545 Serial Gateway)
•
4 x serial ports
Chipset
•
PowerPC MPC7410 32-bit RISC
microprocessor running at 500MHz.
•
MPC8260 communication processor running at
300/200MHz.
Operating System
•
RTOS, VxWorks 5.4
Table 5-1
Cisco Unified Videoconferencing 3545 Chassis Technical Specifications (continued)