Re: BIND 9.21.22 and logging of REFUSED and FORMERR

Ondřej Surý <[email protected]> Fri, 29 May 2026 06:00:58 +0200
Newsgroups gmane.network.dns.bind9.user
Message-ID <F36819D7-A37B-4191-B476-0D48517EAAB7__28249.1918465652$1780027300$gmane$org@isc.org>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