Try this first:
Cat /var/log/asterisk/messages|grep "channels unavailable"
Once you get grep output from this, changing the grep on the tail command
should produce the desired results.
Since the tail -f is a dynamic situation, it is much easier to make the test
on the fixed cat command.
-Original Message-
From: asterisk-users-boun...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Philipp
Kempgen
Sent: Friday, December 12, 2008 7:30 AM
To: Asterisk Users
Subject: Re: [asterisk-users] say I wish to run tail command on messages
file to pick up if any "channels unavailable" messages appear.
Shaun Wingrin schrieb:
> Can I use grep ? Tried but not working.
tail -f /var/log/asterisk/messages | grep 'channels unavailable'
Philipp Kempgen
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