Cisco Expressway Series Configuration Manual - Page 41
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Cisco Expressway IP Port Usage Configuration Guide
SIP Edge for Cisco Meeting Server Port Reference
Table 21 SIP Edge for Meeting Server Port Reference
Purpose
SIP signaling
SIP signaling
SIP signaling
SIP signaling
SIP signaling
Assent RTP
(traversed media)
Assent RTCP
(traversed media)
Assent RTP
(traversed media)
Assent RTCP
(traversed media)
Assent RTP
(traversed media)
Src. IP
Src. ports
Expressway-
25000-29999
C
Expressway-
5060
C
Expressway-
25000-29999
C
SIP endpoint
>=1024
(or its
firewall)
SIP endpoint
>=1024
(or its
firewall)
Expressway-
36000-59999
C
Expressway-
36000-59999
C
>=1024
SIP endpoint
(or its
Could be the firewall
firewall)
port where the media
egressed, rather than
an endpoint port
>=1024
SIP endpoint
(or its
Could be the firewall
firewall)
port where the media
egressed, rather than
an endpoint port
Expressway-
36000-59999
E
Protocol
Dest. IP
TCP or
Expressway-
TLS
E
UDP
Meeting
Server
TCP or
Meeting
TLS
Server
TCP
Expressway-
E
TLS
Expressway-
E
UDP
Expressway-
E
UDP
Expressway-
E
UDP
Expressway-
E
UDP
Expressway-
E
UDP
SIP endpoint
(or its
firewall)
41
Dst. Ports
7001 (for first traversal
zone; 7002 for second
etc.)
5060
5061
5060
5061
2776 or 36000
(Small/Medium)
36000 - 36010 (even
ports) (Large)
2777 or 36001
(Small/Medium)
36001 - 36011 (odd ports)
(Large)
36000-59999
36000-59999
>=1024
Expressway waits until it
receives media, then
sends media to that
source port (which could
be the port where the
media egressed the
firewall, not an endpoint
port)