IPsec Firewall: Difference between revisions

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<indicator name="FireBrick Tunnels">[[File:FBimgtunnel.svg|link=:Category:FireBrick_Tunnels|30px|Back up to the Tunnels Category]]</indicator>
<indicator name="Tunnels">[[File:FBimgtunnel.svg|link=:Category:FireBrick_Tunnels|30px|Back up to the FireBrick Tunnels Category Page]]</indicator>
If there is no NAT involved, you need UDP port 500 for the IKE control channel, and IP protocol ESP for the data channel.
Retrieved from ‘http://support.aa.net.uk/IPsec_Firewall’