Re: Problems with caching server that forwards to an internal split-brain authoritative server

2022-03-10 Thread Mark Andrews
> On 11 Mar 2022, at 12:16, Joseph L. Casale wrote: > > I am trying to replicate a working configuration on an older host > that has a caching server that forwards to an Active Directory DNS > server at 172.18.0.2 that is part of a split-brain setup with a public > copy of its zone hosted with G

Problems with caching server that forwards to an internal split-brain authoritative server

2022-03-10 Thread Joseph L. Casale
I am trying to replicate a working configuration on an older host that has a caching server that forwards to an Active Directory DNS server at 172.18.0.2 that is part of a split-brain setup with a public copy of its zone hosted with Goggle. When I attempt to resolve a record on the new caching ser

Re: filter queries for A records from some clients

2022-03-10 Thread Mark Andrews
> On 11 Mar 2022, at 10:40, Brian J. Murrell wrote: > > I am trying to do some testing of an IPv6-only network here using some > nat64 to reach the "legacy" :-) IPv4 Internet. My network is currently > dual-stack. > > I have dns64 query mapping working, but I am still seeing some clients > th

filter queries for A records from some clients

2022-03-10 Thread Brian J. Murrell
I am trying to do some testing of an IPv6-only network here using some nat64 to reach the "legacy" :-) IPv4 Internet. My network is currently dual-stack. I have dns64 query mapping working, but I am still seeing some clients that I am trying to test with (that still have IPv4 addresses until the