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Manikanta_26608's avatar
Manikanta_26608
Icon for Nimbostratus rankNimbostratus
Sep 12, 2016

GTM Topology level load balancing fail over case to round robin

Hello,   We are using GTM for toplogy level load balancing on WIP level, across 4 data centers. If one of the data center is out of rotation, what will happen to the calls in that proximity ra...
application delivery
BIG-IP
BIG-IP DNS
Vijay_E's avatar
Vijay_E
Icon for Cirrus rankCirrus
Sep 13, 2016
  1. Preferred.
  2. Alternate.
  3. Fallback method.

That would be the order of choosing as far as load balancing algorithm goes.

 

Wide IP-level load balancing

 

A wide IP contains two or more pools. The Global Traffic Manager load balances requests, first to a specific pool, and then to a specific virtual server in the selected pool. If the preferred, alternate, and fallback load balancing methods that are configured for the pool or virtual server fail, then the requests fail, or the system falls back to DNS.

 

Reference link.