Cisco Cisco TelePresence Video Communication Server Expressway
20
SIP/H.323 Authentication: Cisco VCS Expressway
PC
listening port
VCS Expressway
source port
Management control
DMZ to private
Open firewall
DMZ to private
IP address
IP address of
management
management
computer(s)
IP address of
VCS Expressway
IP Po
rt
s
H.350
TCP 389 or 636
389 or 636
TCP Ue
30000 to 35999 *
Active Directory
direct
direct
UDP 53
UDP 88
TCP 88
UDP 389
TCP 389 or 636
TCP 445 or 139
53, 88, 389 or 636,
445 or 139
UDP Ve
30000 to 35999 *
TCP Ue
30000 to 35999 *
public
Internet
VCS Control
VCS Expressway
DMZ
Management ports
… only open ports for the management methods to be used
… only open ports for the management methods to be used
Ue = VCS TCP ephemeral port range defaults to 30000 to 35999 *
Ve = VCS UDP ephemeral port range defaults to 30000 to 35999 *
* The default ephemeral port range of 30000 – 35999 applies to new installations of
X8.1 or later; the previous default range of 40000 - 49999 still applies to earlier
releases that have upgraded to X8.1.
X8.1 or later; the previous default range of 40000 - 49999 still applies to earlier
releases that have upgraded to X8.1.