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Forum Discussion

Joe_Willis_4776's avatar
Joe_Willis_4776
Icon for Nimbostratus rankNimbostratus
Sep 22, 2008

Default Gateway at Server level versus SNAT-AutoMap at VIP level

Hi,     I have what I hope to be a simple (and maybe a "duh") question. How expensive is it, in terms of CPU cycles, to assign a SNAT Pool of Automap to every VIP to enforce traffic to egr...
config
design
dennypayne's avatar
dennypayne
Icon for Employee rankEmployee
Sep 23, 2008
The other consequence is that you will no longer see the client's source address in the server logs, all the traffic will appear to come from the SNAT address. If this is not a concern for you then you're OK. But it tends to mess up WebTrends and such. You can insert the original client address in an X-Forwarded-For header (in the http profile), and depending on what the server is, you would have to configure it to log that as the client IP (there is an ISAPI plugin for IIS here on DevCentral).

 

 

Denny