Re: [SOLVED] Re: bind listening on UDP port 53 using 2 fd

On 25.01.21 14:05, Bernardo wrote: Yes. This causes serious problems. The problem is that these perfectly valid configuration lines in /etc/named.conf file (provided that 192.168.10.100 is the IPv4 address of your DNS server, it doesn't matter if it is a primary or secondary) will cause you a

Re: [SOLVED] Re: bind listening on UDP port 53 using 2 fd

Hi Matus, Yes. This causes serious problems. The problem is that these perfectly valid configuration lines in /etc/named.conf file (provided that 192.168.10.100 is the IPv4 address of your DNS server, it doesn't matter if it is a primary or secondary) will cause you a lot of trouble.

Re: [SOLVED] Re: bind listening on UDP port 53 using 2 fd

On 23.01.21 12:44, Bernardo wrote: Finally I've found the solution. The problem seems to be caused by a known issue since BIND version 9.16.1 Commenting out these lines in /etc/named.conf solves the issue: query-source address 192.168.10.100; notify-source 192.168.10.100 port 53;