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Forum Discussion

Ray_Sbrusch_941's avatar
Ray_Sbrusch_941
Icon for Nimbostratus rankNimbostratus
Oct 28, 2009

Preserving Client IP address for SMTP traffic

I know this topic has been discussed in the forums multiple times, but I never found implementation details which dont' require iRules or putting the BigIP in bridging mode.     I would li...
config
design
Hamish's avatar
Hamish
Icon for Cirrocumulus rankCirrocumulus
May 17, 2013
There's nothing in SMTP to allow that. But what you could do is set the client ip in one of the tcp option headers (See the devcentral iRUle page on TCP::options).

 

 

It's up to the software (i.e. the SMTP server) to pull that info though and use it.

 

 

H