Cisco 545 Serial User Manual
Page 11
 
1-5
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3545 PRI Gateway and 3545 Serial Gateway Release 5.5
OL-14912-01
Chapter 1 Functionality
About Gateway Features
Supported video 
resolutions
VGA, XGA, SVGA, SIF, 4SIF, CIF, QCIF, 4CIF, 16CIF
Supported bandwidths 
(Kbps)
56, 64, 112, 128, 168, 192, 224, 256, 
280, 320, 336, 384, 448, 512, 672, 
768, 1288, 1472, 1680 and 1920
56, 64, 112, 128, 168, 192, 224, 256, 
280, 320, 336, 384, 448, 512, 672, 
768, 1288, 1472 and 1920
Note
Bandwidth rates of 256 Kbps and up support the G.722 audio codec.
Call handling 
capabilities
For 1 x PRI T1 line:
23 ports (voice)
23 ports 1B (video and data)
11 ports 2B (video and data)
3 ports 6B (video and data)
For 2 x PRI T1 lines:
46 ports (voice)
30 ports 1B (video and data)
23 ports 2B (video and data)
7 ports 6B (video and data)
For 1 x PRI E1 line:
30 ports (voice)
30 ports 1B (video and data)
15 ports 2B (video and data)
5 ports 6B (video and data)
For 2 x PRI E1 lines:
60 ports (voice)
30 ports 1B/2B (video and data)
10 ports 6B (video and data)
1 call per serial connection, up to a 
maximum bandwidth of 1920 Kbps 
per port.
Line quality
Supports line echo cancellation, 
H.323 Fast Start and DTMF 
detection for voice and video calls.
Supports line echo cancellation and 
DTMF detection for voice calls.
IP network connection
I10/100Base-T Ethernet IP UTP connection (on the front panel).
Serial control port 
(DB-9) connection
RS-232 DTE 9-pin D-type connection on front panel for connection to a PC 
terminal or an external modem.
Supported media 
protocols 
N/A
V.35, RS-449, EIA-530, EIA-530A
Supported signaling 
protocols
5ESS and 4ESS, DMS100, National 
ISDN, Euro-ISDN, VN6 Dialing 
(France), NTT (Japan), Hong Kong 
Dialing (Hong Kong), Support for 
Taiwan PRI system.
RS-366, Manual Control, Data 
Triggered. 
Table 1-2
Cisco Gateway Feature Specifics (continued)
Feature
Cisco Unified Videoconferencing 
3545 PRI Gateway
Cisco Unified Videoconferencing 
3545 Serial Gateway