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sameh_atef_2110's avatar
sameh_atef_2110
Icon for Cirrus rankCirrus
May 06, 2018

GTM as Authoritative DNS

Hello   We have two data centers HQ and DR. Each Data center has its own DNS server. We want to migrate these 2 DNS servers in both DC to two GTMs each in each DC. And in the same time, to have re...
application delivery
BIG-IP DNS
Simon_Blakely's avatar
Simon_Blakely
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May 06, 2018

You can use a zone transfer to import the data from the existing DNS into the GTM (zonerunner/bind).

 

Replacing a DNS Server with BIG-IP DNS

 

You define your GTM server pools based on Global Availability with HQ virtual servers as a preference, and create WideIPs (e.g xyz.company.com) pointing at those server pools.

 

Integrating BIG-IP LTM with BIG-IP DNS systems

 

At a global DNS level, you define both the HQ and DR GTMs as nameservers, so that if HQ is down, queries will go to DR.