SIP Calls Port Reference
Purpose
Src. IP
Src. ports
Protocol
Dest. IP
Dst. Ports
SIP signaling
Expressway-
C
25000-29999
TCP or
TLS
Expressway-
E
7001 (for first traversal zone;
7002 for second etc.)
SIP signaling
Expressway-
C
5060
UDP
SIP endpoint
5060 (often, but could be
different, >=1024)
Port number defined by
registration (if registered) or by
DNS lookup
SIP signaling
Expressway-
C
25000-29999
TCP or
TLS
SIP endpoint
>=1024
Port number defined by
registration (if registered) or by
DNS lookup
SIP signaling
SIP endpoint
(or its
firewall)
>=1024
UDP
Expressway-
E
5060
SIP UDP disabled by default.
Not recommended for internet
facing connections.
SIP signaling
SIP endpoint
(or its
firewall)
>=1024
TCP
Expressway-
E
5060
SIP TCP disabled by default
(X8.9.2 and later).
SIP signaling
SIP endpoint
(or its
firewall)
>=1024
TLS
Expressway-
E
5061
SIP signaling
SIP endpoint
(or its
firewall)
>=1024
MTLS
Expressway-
E
5062
Assent RTP
(traversed
media)
Expressway-
C
36000-59999
UDP
Expressway-
E
2776 or 36000 (Small/Medium)
36000 - 36010 (even ports)
(Large)
Assent RTCP
(traversed
media)
Expressway-
C
36000-59999
UDP
Expressway-
E
2777 or 36001 (Small/Medium)
36001 - 36011 (odd ports)
(Large)
Assent RTP
(traversed
media)
SIP endpoint
(or its
firewall)
>=1024
Could be the firewall
port where the media
egressed, rather than an
endpoint port
UDP
Expressway-
E
36000-59999
Table 9 SIP Calls Port Reference
16
Cisco Expressway IP Port Usage Configuration Guide
Summary of Contents for Expressway Series
Page 9: ...Basic Networking Traversal Pair 9 Cisco Expressway IP Port Usage Configuration Guide ...
Page 11: ...11 Cisco Expressway IP Port Usage Configuration Guide ...
Page 15: ...SIP Calls 15 Cisco Expressway IP Port Usage Configuration Guide ...
Page 19: ...19 Cisco Expressway IP Port Usage Configuration Guide ...
Page 30: ...Jabber Guest Dual NIC Deployment 30 Cisco Expressway IP Port Usage Configuration Guide ...
Page 32: ...Jabber Guest Single NIC Deployment 32 Cisco Expressway IP Port Usage Configuration Guide ...
Page 35: ...Off Premises Microsoft Clients Cisco Expressway IP Port Usage Configuration Guide 35 ...
Page 40: ...SIP Edge for Meeting Server Connections 40 Cisco Expressway IP Port Usage Configuration Guide ...