Shorewall blocking 53 port

[dnutan (Marc)]

Shorewall random lock ports 53 dns

Neth server 7.6 1810 shorewall Hi everyone, I use nethserver with only one network interface and with the AD configuration having the br0 bridge interface. Upstream of the server there is a firewall that forwards to the server neth the domain area to have the resolution of the host names. I noticed that neth’s firewall blocks firewall queries regarding dns resolution. The block concerns only the domain area eg. internal2.lan, but if I make a reverse query, it is solved correctly and quickly. …