Purpose
Src. IP
Src. ports
Protocol
Dest. IP
Dst. Ports
HTTPS Configuration file
download (TFTP)
(11.x or later Jabber and 11.x or
later Unified CM)
Expressway-
C
30000-
35999
TLS
Unified CM
Node
6972
HTTP for UDS (User Data Services)
and AXL (Administrative
XML Layer)
Expressway-
C
30000-
35999
TLS
Unified CM
Node
443 or 8443
XMPP (IM and Presence)
Expressway-
C
30000-
35999
TLS
IM and
Presence
Service Node
7400
HTTPS SOAP (IM and Presence)
Expressway-
C
30000-
35999
TLS
IM and
Presence
Service Node
8443
File transfer (IM and Presence)
Expressway-
C
30000-
35999
TLS
IM and
Presence
Service Node
7336
HTTPS to visual voicemail
Expressway-
C
30000-
35999
TLS
Cisco Unity
Connection
443 or 8443
MWI (Message Waiting Indicator)
Expressway-
C
30000-
35999
TCP
Cisco Unity
Connection
7080
MWI (Message Waiting Indicator)
Expressway-
C
30000-
35999
TLS
Cisco Unity
Connection
7443
Audio Video Media (RTP/RTCP)
Expressway-
C
36000-
59999
UDP
On-prem
media
destination
Destination's media
range, eg. 16384-
32767 (DX Series)
Table 15 Connections Between Expressway-C and On-premises Infrastructure (continued)
28
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 ...