In message <1744062904.346000.1503053675...@mail.yahoo.com>, Mik J via bind-users writes: > Hello, > Do you know where I can find the signification of DNS syslog messages ?
In the Administrators Reference Manual https://ftp.isc.org/isc/bind9/9.11.2/doc/arm/Bv9ARM.pdf Search for querylog > client x.x.x.x#64111 (webmail.google.NET): query: webmail.google.NET > IN AAAA + (y.y.y.y)=> I'm looking for the signification of the + > client z.z.z.z#39953 (www.mydomain.org): query: www.mydomain.org IN > A -ED (y.y.y.y)=> I'm looking for the signification of the -EC > Thank you The query log entry first reports a client object identifier in @0x<hexadecimal-number> format. Next, it reports the clientâs IP address and port number, and the query name, class and type. Next, it reports whether the Recursion Desired flag was set (+ if set, - if not set), if the query was signed (S), EDNS was in used along with the EDNS version number (E(#)), if TCP was used (T), if DO (DNSSEC Ok) was set (D), if CD (Checking Disabled) was set (C), if a valid DNS Server COOKIE was received (V), or if a DNS COOKIE option without a valid Server COOKIE was present (K). After this the destination address the query was sent to is reported. client 127.0.0.1#62536 (www.example. com):query:www.example.com IN AAAA +SE client ::1#62537 (www.example.net): query:www.example.net IN AAAA -SE (The first part of this log message, showing the client address/port number and query name, is repeated in all subsequent log messages related to the same query.) -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: ma...@isc.org
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