Forum Discussion

Nimbostratus

Feb 26, 2015

How to setup DNS resolution on GTM

Hi All, I know this may sound simple but I'm having a mind-block on how to setup the gtm to act as a DNS server. I've created two pairs of GTMs, each pair being HA sync'd and all four running gtm sy...

BIG-IP DNS

deployment

Brad_Parker_139
Feb 26, 2015
If you've added your LTMs into the GTMs as servers you should then be able to start creating pools for your wideIPs using the virtual server contained on your LTM "server"(GTM context) provided you have checked auto discover. You then associated your pools with the appropriate wideIPs. If your GTM will be hosting the whole zone that your wideIPs live in you will probably also need to either setup the zone in ZoneRunner or use an off box DNS server that will be used for a DNS-Express zone to act as an authoritative slave for. Below are some links to some helpful information.

https://devcentral.f5.com/articles/v11-dns-express-ndash-part-1 https://support.f5.com/kb/en-us/products/big-ip_gtm/manuals/product/gtm-concepts-11-5-0/4.html

Brad_Parker_139

Nacreous

If you've added your LTMs into the GTMs as servers you should then be able to start creating pools for your wideIPs using the virtual server contained on your LTM "server"(GTM context) provided you have checked auto discover. You then associated your pools with the appropriate wideIPs. If your GTM will be hosting the whole zone that your wideIPs live in you will probably also need to either setup the zone in ZoneRunner or use an off box DNS server that will be used for a DNS-Express zone to act as an authoritative slave for. Below are some links to some helpful information.

https://devcentral.f5.com/articles/v11-dns-express-ndash-part-1 https://support.f5.com/kb/en-us/products/big-ip_gtm/manuals/product/gtm-concepts-11-5-0/4.html

Brad_Parker_139

Nacreous

Feb 28, 2015

You are most welcome.