Forum Discussion
Ken_B_50116
Cirrostratus
CirrostratusProblem with geolocation with GTM in a delegated domain scenario
Our GTMs operate as an authoritative subdomain, so the only traffic that gets to GTM comes from our regular DNS servers. Because of this, the client source IP is lost and we are not able to take any ...
IanB
Employee
EmployeeIt's quite common to deploy GTM using CNAMEs to redirect the queries to a subdomain that the GTM is authoritative for
For example, www.myservice.com would return a CNAME to www.gtm.myservice.com
Alternatively, if your clients support EDNS0 and are setting the client subnet field, you could potentially load balance on that
https://devcentral.f5.com/articles/implementing-client-subnet-in-dns-requests
https://devcentral.f5.com/wiki/iRules.DNS__edns0.ashx
