Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

Paul_Hogan_7050's avatar
Paul_Hogan_7050
Icon for Nimbostratus rankNimbostratus
Dec 17, 2008

iRule SNAT to a specific network interface only

I need to setup an iRule to NAT traffic from a specific IP subnet address when it hits a specific network interface. I do not want to NAT the trafic when it hits a different interface. Would anyone ...
application delivery
dev
devops
irules
The_Bhattman's avatar
The_Bhattman
Icon for Nimbostratus rankNimbostratus
Dec 17, 2008
Hi Paul,

Here is an example where SNAT is applied to any interface when it matches a specific net address. 

 
 when CLIENT_ACCEPTED { 
   if { [IP::addr [IP::local_addr] equals 10.10.10.0/255.255.255.0] }{ 
   snat automap 
  } 
 }

I hope this helps

CB