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H.323 Calls Port Reference
Purpose
Src. IP
Src. ports
Protocol
Dest. IP
Dst. Ports
Initial
RAS connection
External address of
firewall protecting off-
premises endpoint
>=1024
UDP
Expressway-
E (public)
1719
Initial
RAS connection
Expressway-C
1719
UDP
Expressway-
E (private)
6001 (for first traversal zone,
6002 for second etc.)
Q.931 / H.225
signaling
Any (endpoint in the
Internet)
1720
TCP
Expressway-
E (public)
1720
Q.931 / H.225
signaling
Expressway-E (public)
15000-
19999
TCP
Any
(endpoint in
the Internet)
1720 (endpoint signaling port,
specified during registration.
Could be another port
>=1024)
Q.931 / H.225
signaling
Expressway-C
15000-
19999
TCP
Expressway-
E (private)
2776 (Assent calls)
Q.931 / H.225
signaling
Expressway-C
15000-
19999
TCP
Expressway-
E (private)
1720 (H.460.18 calls)
H.245
Expressway-C
15000-
19999
TCP
Expressway-
E (private)
2776 (Assent calls)
H.245
Expressway-C
15000-
19999
TCP
Expressway-
E (private)
2777 (H.460.18 calls)
H.245
Any (endpoint in the
Internet)
>=1024
TCP
Expressway-
E (public)
Expressway-E (public)
H.245
Expressway-E (public)
15000-
19999
TCP
Any
(endpoint in
the Internet)
>=1024 (endpoint H.245
signaling port)
H.245
External address of
firewall protecting off-
premises Assent endpoint
>=1024
TCP
Expressway-
E (public)
2776
H.245
External address of
firewall protecting off-
premises H.460.18/19
endpoint
>=1024
TCP
Expressway-
E (public)
2777
RTP
(multiplexed
traversal media)
Expressway-C
36000-
59998
(even
ports)
UDP
Expressway-
E (private)
2776 (Small/Medium)
or 36000-36010 (even ports)
(Large)
RTCP
(multiplexed
traversal media)
Expressway-C
36001-
59999
(odd ports)
UDP
Expressway-
E (private)
2777 (Small/Medium)
or 36001-36011 (odd ports)
(Large)
Table 10 H.323 Ports Reference
20
Cisco Expressway IP Port Usage Configuration Guide
Содержание Expressway Series
Страница 9: ...Basic Networking Traversal Pair 9 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 11: ...11 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 15: ...SIP Calls 15 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 19: ...19 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 26: ...Mobile and Remote Access MRA Connections 26 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 30: ...Jabber Guest Dual NIC Deployment 30 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 32: ...Jabber Guest Single NIC Deployment 32 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 35: ...Off Premises Microsoft Clients Cisco Expressway IP Port Usage Configuration Guide 35 ...
Страница 40: ...SIP Edge for Meeting Server Connections 40 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 43: ...XMPP Federation XMPP Federation Connections 43 Cisco Expressway IP Port Usage Configuration Guide ...
Страница 45: ...Serviceability Serviceability Expressway C 45 Cisco Expressway IP Port Usage Configuration Guide ...