About Gateway Encryption - Cisco 3545 PRI Installation And Upgrade Manual

Chapter 1 Functionality

About Gateway Encryption

The serial gateway enables encrypted videoconferencing between H.323 endpoints on the IP network
and endpoints on remote sites by connecting to external encryption/decryption devices via serial
interfaces (as shown in
satellite with or without RS-366 signaling (as shown in
Figure 1-6
H.323
endpoint
H.323
endpoint
Figure 1-7
H.323
endpoint
H.323
endpoint
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3545 PRI Gateway and 3545 Serial Gateway Releases 5.6 and 5.7
OL-17011-01
About Cisco Unified Videoconferencing 3545 Gateway Applications and Topologies
Figure 1-6). The serial gateway also enables encrypted videoconferencing via
Encrypted Videoconferencing
IP network
RS-366
DTE
Cisco
chassis/unit
EIA-530A
with serial
gateway
Encrypted Videoconferencing via Satellite
IP network
Serial
DTE
Cisco
chassis/unit
with serial
gateway
Figure 1-7).
Isolator
RS-366
DCE
EIA-530A
KIV-7
KIV-7
DCE
Satelite
access
IMUX
ISDN
1-11