Cisco Cisco Expressway
Port Usage for XMPP Federation
This section summarizes the firewall ports that need to be opened for XMPP federation.
Outbound from Cisco Expressway-C (private) to Cisco Expressway-E (DMZ)
Purpose
Protocol
Expressway-C (source)
Expressway-E (listening)
XMPP
TCP
Ephemeral port
7400
Outbound from Cisco Expressway-E (DMZ) to public internet
Purpose
Protocol
Expressway-E (source)
Federated XMPP server
(listening)
(listening)
XMPP
TCP
Ephemeral port
5269
Inbound from public internet to Cisco Expressway-E (DMZ)
Purpose
Protocol
Federated XMPP server
(source)
(source)
Expressway-E (listening)
XMPP
TCP
Ephemeral port
5269
From Cisco Expressway-C to IM and Presence Service Server
Purpose
Protocol
Expressway-C
(source)
(source)
IM and Presence Server
(listening)
(listening)
XMPP
TCP
Ephemeral port
7400
Cisco Unified Communications XMPP Federation Deployment Guide (1.4)
Page 17 of 59