After configuring httpd.conf according to HOWTO85034 insert a "ProxyRemote" directive into he httpd.conf as below (insertion is in red):
...
</IfModule>
ProxyRemote * http://<proxy_ip>:<proxy_port>
ProxyPass /luproxy/ http://liveupdate.symantecliveupdate.com/ retry=0 smax=0 ttl=60
...
For example, for a proxy server address and port of 192.168.1.1:8080, insert the following:
ProxyRemote * http://192.168.1.2:8080
Perform masttri.zip download test as described in HOWTO85034.
NOTE: ProxyRemote directive will be effective only with forwarding proxies that do not require authentication.
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