Forum Discussion
sameh_atef_2110
Cirrus
CirrusGTM 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...
Simon_Blakely
Employee
EmployeeYou 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.
