How to update antivirus data behind a firewall ?
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Dear All
How do I do that block everything but anti-virus program update its virus pattern?
I want to make a rule that computers in LAN can NOT access to internet, but they can update its anti-virus software?
any suggestions can give me?
Thank you!ps: if my anti-virus is avira antivir pro.
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Find a list of all IPs of antivir-servers.
Create an alias, containing all these IPs.
Allow this alias.
