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AlgebraicMirror's avatar
AlgebraicMirror
Icon for Altostratus rankAltostratus
Apr 19, 2017

Can F5 DNS Links be used to determine whether a datacenter is up or down?

I am working on setting up F5 DNS in two datacenters, after which I would like to do typical Global Server Load Balancing with wide IPs. In this environment, there is more than one path out of the da...
application delivery
BIG-IP DNS
security
JQUINONES82NB's avatar
JQUINONES82NB
Icon for Nimbostratus rankNimbostratus
Oct 16, 2018

So per a WIP bases, you could create a dependency object

 

I created one with my upstream router and a couple of transparent checks to 8.8.8.8 and 8.4.4.4 and 4.2.2.2.

 

The other way I will be testing is creating links with the same links which will be a dependency on the whole data center.

 

My only fear is that if something is configured wrong, it will mark everything down.

 

There is a way to connect to the upstream router and grab more intelligent info but Im not there yet.