All the PC's connected to sonicwall device not able to download the live update from symantec website in order to update there Symantec Anti Virus Client with latest threats.
Please check the following settings on the SonicWall Appliance:-
- Make sure that we have internet connectivity from sonicwall device and from the computer connected to it. - Make sure that we have allowed Any Service from LAN to WAN Access rule so that the PC's can reach internet. - Make Sure that we add the following entries under CFS -> Allowed Domains which are responsible for providing the virus updates to the Symantec AV Clients
- Then try and manually update the Symantec Anti Virus Client and it should give you a successful result and should get updated from there websites.
Note: In some cases, even though above domains have been added, a Web Access Dropped or Denied can be seen. Usually the drop will be for liveupdate:symantecliveupdate.com:80. Note the :80 in this case. CFS will assume :80 is a part of the domain being accessed. In this case add liveupdate.symantecliveupdate.com:80 to Allowed Domains List.