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Huw_Jenkins_425's avatar
Huw_Jenkins_425
Icon for Nimbostratus rankNimbostratus
Dec 01, 2006

Preserve Client IP in HTTP Header when using SNAT

Hi     i am trying to configure an iRule to preserve the client ip address when connecting to a VS. i have configured the following iRule, and added to the VS, but when i view the IIS logs on t...
application delivery
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devops
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hooleylist's avatar
hooleylist
Icon for Cirrostratus rankCirrostratus
Apr 20, 2009
Make sure to put a space between the header name and value:

 

 

header insert "OrigClientAddr: ${client_addr}"

 

 

You then need to install the F5 X-Forwarded-For DLL for IIS on your Windows server to specify that the server should log the alternate header name. You can get more info on the DLL and download it from Joe's article here:

 

 

http://devcentral.f5.com/weblogs/joe/archive/2005/09/23/1492.aspx

 

 

Aaron