For more information regarding the security incident at F5, the actions we are taking to address it, and our ongoing efforts to protect our customers, click here.

Forum Discussion

shawmcbigdis_84's avatar
shawmcbigdis_84
Icon for Nimbostratus rankNimbostratus
Feb 24, 2010

SNAT Automap iRule not working after ver 10.1 upgrade

After we upgraded our LTM's from 9.4 to 10.1 I realized our SNAT rule wasn't working. Because of our network layout the LTM is the default gateway for our servers, so we need it to SNAT when they are ...
application delivery
dev
devops
iRules
hoolio's avatar
hoolio
Icon for Cirrostratus rankCirrostratus
Feb 25, 2010
Hi Shawn,

 

 

This page explains the change to datagroup references in 9.4.4+:

 

 

 

http://devcentral.f5.com/wiki/default.aspx/iRules/CMPCompatibility.html

 

 

as of 9.4.4, "::" prefix no longer required to reference classes using matchclass or findclass. Classes are static, no need to treat as global, thus CMP compatible.

 

 

 

 

This was further reinforced in 10.x. Now you cannot reference classes with $:: or ::. Before you could but it would prevent the use of CMP for the VIP the iRule was on.

 

 

Aaron