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Diffstat (limited to 'docs/adig.1')
-rw-r--r-- | docs/adig.1 | 42 |
1 files changed, 33 insertions, 9 deletions
diff --git a/docs/adig.1 b/docs/adig.1 index 2056b95..6760bbe 100644 --- a/docs/adig.1 +++ b/docs/adig.1 @@ -1,3 +1,21 @@ +.\" +.\" Copyright (C) the Massachusetts Institute of Technology. +.\" Copyright (C) Daniel Stenberg +.\" +.\" Permission to use, copy, modify, and distribute this +.\" software and its documentation for any purpose and without +.\" fee is hereby granted, provided that the above copyright +.\" notice appear in all copies and that both that copyright +.\" notice and this permission notice appear in supporting +.\" documentation, and that the name of M.I.T. not be used in +.\" advertising or publicity pertaining to distribution of the +.\" software without specific, written prior permission. +.\" M.I.T. makes no representations about the suitability of +.\" this software for any purpose. It is provided "as is" +.\" without express or implied warranty. +.\" +.\" SPDX-License-Identifier: MIT +.\" .TH ADIG "1" "April 2011" "c-ares utilities" .SH NAME adig \- print information collected from Domain Name System (DNS) servers @@ -18,34 +36,40 @@ This utility comes with the \fBc\-ares\fR asynchronous resolver library. \fB\-c\fR class Set the query class. Possible values for class are -NY, CHAOS, HS, IN (default). +ANY, CHAOS, HS and IN (default). .TP \fB\-d\fR Print some extra debugging output. .TP \fB\-f\fR flag -Add a flag. +Add a behavior control flag. Possible values for flag are -igntc, noaliases, norecurse, primary, stayopen, usevc. + igntc - ignore to query in TCP to get truncated UDP answer, + noaliases - don't honor the HOSTALIASES environment variable, + norecurse - don't query upstream servers recursively, + primary - use the first server, + stayopen - don't close the communication sockets, and + usevc - always use TCP. .TP -\fB\-h\fR, \fB\-\-help\fR +\fB\-h\fR, \fB\-?\fR Display this help and exit. .TP -\fB\-T\fR port -Use specified TCP port to connect to DNS server. -.TP \fB\-s\fR server Connect to specified DNS server, instead of the system's default one(s). +Servers are tried in round-robin, if the previous one failed. .TP \fB\-t\fR type Query records of specified type. Possible values for type are A (default), AAAA, AFSDB, ANY, AXFR, CNAME, GPOS, HINFO, ISDN, KEY, LOC, MAILA, MAILB, MB, MD, MF, MG, MINFO, MR, MX, NAPTR, NS, NSAP, NSAP_PTR, NULL, -PTR, PX, RP, RT, SIG, SOA, SRV, TXT, URI, WKS, X25, +PTR, PX, RP, RT, SIG, SOA, SRV, TXT, URI, WKS and X25. +.TP +\fB\-T\fR port +Connect to the specified TCP port of DNS server. .TP \fB\-U\fR port -Use specified UDP port to connect to DNS server. +Connect to the specified UDP port of DNS server. .TP \fB\-x\fR For an IPv4 \fB-t PTR a.b.c.d\fR lookup, query for |