Cisco CMX Network Protocols and Port Matrix

The following table lists the ports that Cisco CMX uses for communicating with wireless clients, controllers, Cisco Prime Infrastructure, and mail servers:

Table 1. Cisco CMX Network Protocols and Port Matrix
Source Device Destination Device Protocol Destination Port Description

Cisco CMX

NMSP on WLC

TCP

16113

-

Cisco CMX

SNMP on WLC

UDP

161/162

-

Cisco CMX

NTP Server

UDP

123

-

Cisco CMX

DNS Server

-

53

-

Cisco CMX

Mail Server

TCP

25

-

Cisco CMX

Internet

-

80/443

Used to pull down images of world map and validate addresses

Web

CMX HTTPS

TCP

443

Used to manage and administer Cisco CMX

Cisco CMX CLI via SSH

CMX Management

-

22

-

Web

CMX Management

-

1984

Used to upgrade Cisco CMX

HTTPS

Clients

 TCP

443

-

HTTP

Clients

TCP

80

-
Table 2. HA Port Information
HA Ports Description

7000, 7001, 9042

Cassandrs database

6378 through 6385

Redis

4242

High availability REST and web service. An HTTPS protocol using REST to communicate between the CMX HA

22

SSH port and used to synchronize files between servers
Table 3. Cassandra Database
Cassandra Database Protocol

7000

TCP

7001

TCP

9042

SSL Communication
Table 4. Cisco CMX Communication With Other Cisco Devices
Component Application Direction Protocol Destination Port

Cisco CMX

Cisco Wireless Controller

Out

SSH

22

Cisco CMX

Cisco Wireless Controller

Out

SNMP

161

Cisco CMX

Cisco Wireless Controller

In/Out

NMSP

16113

Cisco CMX

Cisco Spaces

In/Out

HTTPS

443

Cisco CMX

Catalyst Center

In/Out

SSH/HTTPS

22/443

Cisco CMX

Cisco Prime Infrastructure

In

HTTPS

443
Table 5. Cisco CMX Gateway Reachability Port Requirement

Ports

Description

6378, 6379, 6380, 6381, 6382, 6383, 6385, 16378, 16379, 16380, 16381, 16382, 16383, 16385

Redis

7000, 7001, 9042

Cassandra database

5432

Postgres database

4242

High Availability REST and Web Service

22

SSH port and to synchronize files between servers

Note

Additionally, ensure that the Virtual Router Redundancy Protocol (VRRP) and Internet Control Message Protocol (ICMP) are allowed between the two Cisco CMX servers and the gateway is reachable to establish Cisco CMX reachability using ICMP.