Asterisk 1.6.2.9-2+squeeze10, Copyright (C) 1999 - 2010 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 1.6.2.9-2+squeeze10 currently running on linux5 (pid = 4524)
Verbosity is at least 3
linux5*CLI> sip show peers
Name/username              Host            Dyn Nat ACL Port     Status
2101/2101                  192.168.50.101   D   N      5060     Unmonitored
2110                       (Unspecified)    D   N      5060     Unmonitored
2 sip peers [Monitored: 0 online, 0 offline Unmonitored: 2 online, 0 offline]
    -- Registered SIP '2110' at 192.168.50.100 port 57453
[Apr  8 16:58:51] NOTICE[4546]: chan_sip.c:21643 handle_request_subscribe: Received SIP subscribe for peer without mailbox: 2110
    -- Unregistered SIP '2110'
    -- Registered SIP '2110' at 192.168.50.100 port 57454
[Apr  8 16:59:19] NOTICE[4546]: chan_sip.c:21643 handle_request_subscribe: Received SIP subscribe for peer without mailbox: 2110
  == Using SIP RTP CoS mark 5
[Apr  8 16:59:37] NOTICE[4546]: chan_sip.c:20325 handle_request_invite: Call from '2101' to extension '2110' rejected because extension not found in context 'default'.
  == Using SIP RTP CoS mark 5
[Apr  8 16:59:54] NOTICE[4546]: chan_sip.c:20325 handle_request_invite: Call from '2101' to extension '192*168*50*100' rejected because extension not found in context 'default'.
linux5*CLI> quit
Executing last minute cleanups