What forms of High Availability are certified for use with Symantec Web Gateway (SWG) appliance?
While, as of version 5.2.2, SWG has no built-in HA (High Availability) or Load Balancing feature, Symantec Web Gateway it is currently certified with the following forms of High Availability:
In addition, Symantec Web Gateway has been tested with the following forms of High Availability with no issues observed:
It can rely on 3rd party Link Aggregation or Etherchannel load balancers.
To load balance SWG in inline mode, each host must function independently as a transparent bridge (OSI layer 2) with some requirements and caveats:
The Symantec Web Gateway 5.2 Implementation Guide can be found in the following location:
Title: IEEE: Standard 802.1AX-2008
Title: Cisco: How does Link Aggregation work?
About sharing configuration and event data
For sharing of configuration and log events, deploy a Central Intelligence Unit to manage multiple SWG appliances.