Symantec 10547829 - Mail Security For Smtp 5.0 Smb Installation Manual page 22

22 Understanding system requirements
Ports used by Symantec Mail Security
Reserved ports for the Symantec Mail Security Appliance (continued)
Table 2-1
Port Protocol From
25 TCP Appliance
25 TCP Internal mail
servers
25 TCP Appliance
53 TCP Internet
80 TCP Appliance
123 UDP Appliance
389 TCP Appliance
443 TCP Appliance
1863 TCP
-
1866
3268 TCP Appliance
3306 TCP Control Center
5001 TCP
5050,
5055,
5056,
80
5190 TCP
-
5194
5222 TCP
To Description
Internal mail servers Inbound internal mail traffic
Appliance Outbound internal mail traffic
Internet mail hosts Outbound internet mail traffic
Appliance Recursive DNS lookups
Internet Default automatic antivirus
updates
Internal NTP Servers Appliance time sync server
or Internet sources
LDAP servers LDAP server access to
synchronize users/groups/d-lists
Internet Rule updates, software updates
and license registration
MSN Messenger
LDAP servers LDAP server access to
synchronize users/groups/d-lists
(Global Catalog Access)
MySQL database MySQL database connection
server
Relay Hub
Yahoo Messenger
AOL Instant Messenger (AIM)
Google Talk