You can send a true http request to the port 80 server, just like a normal user, and if we don't get response because the backend server on port 81 is not down, we will consider the port 80 server as down and we will stop sending traffic to it.
You can also querry directly the port 81 server and disable its associated port 80 when necessary.
You could also loadbalance the request to the port 81 servers....
Plenty of solutions here.
I would like also to mention that we have a new loadbalancers in the ACE c4710.
It comes with the same features as the CSS and much more.
Introduction This article will help you understand the steps on how to
download the UCS licenses from the Cisco Systems website and then
installing it on the UCS. The redacted (blue lines) just covers up
certain numbers for privacy please do not take them...
Introduction This article will help you understand and educate the
customer on how to clear their "expired licenses"
(license-graceperiod-expired) from their UCS-M. If a customer just
purchased a license and needs a step by step guide on how to download
==================== VIC FNIC driver does not support Virtual Volumes (
second level LUN ID ) An enhancement request has been created to track
this feature - CSCux64473 UPDATE - 12-14-2016 We made some traction on
the enhancement request - The Fix is in t...