Re: NXDOMAIN problems

2020-11-17 Thread G.W. Haywood via bind-users
Hi there, On Tue, 17 Nov 2020, Boylan, Ross wrote: I have been experiencing NXDOMAIN errors ... ... There are a lot of complications. ... The remote machine is only accessible though VPN ... the nameserver ... is also accessible only through VPN ... The VPN connection has always been a bit to

Re: NXDOMAIN problems

2020-11-16 Thread Matus UHLAR - fantomas
On 17.11.20 05:41, Boylan, Ross wrote: One other detail may be important: I just added a bridge interface and virtual machines. I presume the VPN tunnel was using the hardware interface (enp5s0) before, and is using the bridge (br0) now. OpenConnect creates the tunnel (tun0); both the name and

Re: NXDOMAIN problems

2020-11-16 Thread Matus UHLAR - fantomas
On 16.11.20 22:58, Boylan, Ross wrote: I have been experiencing NXDOMAIN errors persistently, though not 100% of the time, for a machine I am trying to reach. The queries worked OK before today. I not only don't know what's causing it, but am having trouble tracing what's going on inside of bin

Re: NXDOMAIN problems

2020-11-16 Thread Ondřej Surý
Ross, I don’t have an answer for you what’s happening, but it would help you with the debugging if you see what happens on the wire? Using wireshark is usually helpful. Also reviewing named.conf after you made the networking change might help and sharing the anonymized named.conf might trigger

Re: NXDOMAIN problems

2020-11-16 Thread Boylan, Ross
One other detail may be important: I just added a bridge interface and virtual machines. I presume the VPN tunnel was using the hardware interface (enp5s0) before, and is using the bridge (br0) now. OpenConnect creates the tunnel (tun0); both the name and inspection of the code indicate the tu