3com WX4400 3CRWX440095A User Manual

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D
T
RAFFIC
 P
ORTS
 U
SED
 
BY
 MSS
When deploying a 3Com wireless network, you might attach 3Com 
equipment to subnets that have firewalls or access controls between 
them. 3Com equipment uses various protocol ports to exchange 
information. To ensure full operation of your network, make sure the 
equipment can exchange information on the ports listed in Table 57.
Table 57   Traffic Ports Used by MSS
Protocol
Port
Function
IP/TCP (6)
23
Telnet management
IP/TCP (6)
443
SSL management of a WX via Web View
Port 443 is also the default port used by 3Com 
Wireless Switch Manager clients to communicate 
with a 3Com Wireless Switch Manager server.
IP/TCP (6)
8821
Network Domain and Mobility Domain 
management
The originating WX makes a connection from a 
random TCP port that is equal to or higher than 
4096. The target WX listens for the traffic on TCP 
port  8821.
IP/TCP (6)
8889
SSL management via 3WXM or Guest Access 
Manager
3WXM or Guest Access Manager originates the 
SSL connection on TCP port 8889. 
IP/UDP (17)
53
DNS
IP/UDP (17)
123
NTP
IP/UDP (17)
161
SNMP get and set operations
IP/UDP (17)
162
SNMP traps
IP/UDP (17)
1812
RADIUS authentication (default setting)
IP/UDP (17)
1813
RADIUS accounting (default setting)