Forum Discussion

Mad_Uni_220626's avatar
Mad_Uni_220626
Icon for Nimbostratus rankNimbostratus
Feb 08, 2018

How to route public IP addresses to a different pool?

We've got a Big-IP LTM that I setup to load balance application traffic to a pool of servers. This application is getting traffic from public IP ranges and private IP ranges. When we make changes to ...
application delivery
BIG-IP
iRules
Only1masterbla1's avatar
Only1masterbla1
Icon for Cirrus rankCirrus
Feb 08, 2018

DNS change is a good approach. However, if users have VIP address, DNS change may not work as expected. You may use iRule like this. Syntax has not been checked.

 

Code
create datagroup allowedIntenalhosts with allowed internal IP addresses

when HTTP_REQUEST {

 

if { [class match [IP::client_addr] equals "allowedIntenalhosts"} {

 

business as usual

 

} else { send sorry page or may redirect HTTP::respond 403 content "sorry, this service is currently under maintenance" } }