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Forum Discussion

Ian_Cartwright1's avatar
Ian_Cartwright1
Icon for Nimbostratus rankNimbostratus
Nov 29, 2011

Link Controller and outbound NAT

Hello All,     I've inherited an F5 Link Controller that is being used to load balance two ISPs. It is not doing any inbound load balancing at all (no Listeners or Wide IPs are configured). Ther...
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Ian_Cartwright1's avatar
Ian_Cartwright1
Icon for Nimbostratus rankNimbostratus
Dec 01, 2011
It wouldn't, but if the packets going from 50.50.50.10 to 220.200.10.10 go out through ISP1, the response packets coming back from 220.200.10.10 to 50.50.50.10 could potentially come back through ISP2 (which is a different interface on the Link Controller). Would those response packets be dropped because they are seen on a different interface? That's what a firewall would do.

 

 

Thanks.

 

 

 

Ian