Asterisk 1.8.13.1~dfsg1-3+deb7u3, Copyright (C) 1999 - 2012 Digium, Inc. and others.
Created by Mark Spencer <markster@digium.com>
Asterisk comes with ABSOLUTELY NO WARRANTY; type 'core show warranty' for details.
This is free software, with components licensed under the GNU General Public
License version 2 and other licenses; you are welcome to redistribute it under
certain conditions. Type 'core show license' for details.
=========================================================================
  == Parsing '/etc/asterisk/asterisk.conf':   == Found
  == Parsing '/etc/asterisk/extconfig.conf':   == Found
Connected to Asterisk 1.8.13.1~dfsg1-3+deb7u3 currently running on debian (pid = 16994)
Verbosity is at least 4
debian*CLI> dialplan s
save  set   show
debian*CLI> dialplan show
ael-builtin-h-bubble             ael-default                      ael-demo
ael-dundi-e164                   ael-dundi-e164-canonical         ael-dundi-e164-customers
ael-dundi-e164-local             ael-dundi-e164-lookup            ael-dundi-e164-switch
ael-dundi-e164-via-pstn          ael-iaxprovider                  ael-iaxtel700
ael-international                ael-local                        ael-longdistance
ael-std-exten-ael                ael-trunkint                     ael-trunkld
ael-trunklocal                   ael-trunktollfree                app_dial_gosub_virtual_context
app_queue_gosub_virtual_context  chanvar                          globals
parkedcalls                      default
debian*CLI> dialplan show default
[ Context 'default' created by 'pbx_config' ]
  '_31XX' =>        1. Dial(SIP/$3{EXTEN})                        [pbx_config]
-= 1 extension (1 priority) in 1 context. =-
  == Using SIP RTP CoS mark 5
    -- Executing [3102@default:1] Dial("SIP/3101-00000001", "SIP/$3{EXTEN}") in new stack
  == Using SIP RTP CoS mark 5
[Apr 22 17:24:57] ERROR[19228]: netsock2.c:263 ast_sockaddr_resolve: getaddrinfo("$3{EXTEN}", "(null)", ...): No address associated with hostname
[Apr 22 17:24:57] WARNING[19228]: chan_sip.c:5498 create_addr: No such host: $3{EXTEN}
[Apr 22 17:24:57] WARNING[19228]: app_dial.c:2274 dial_exec_full: Unable to create channel of type 'SIP' (cause 20 - Unknown)
  == Everyone is busy/congested at this time (1:0/0/1)
    -- Auto fallthrough, channel 'SIP/3101-00000001' status is 'CHANUNAVAIL'
debian*CLI> quit
Executing last minute cleanups