[asterisk-users] How to verify availability of the DID connection?

[Joseph L. Casale]

>Occasionally, DIDs from different providers stop working for some reason.
>I would like to be able to monitor situations like that and react before any of my clients start going ballistic on me.
>Any ideas? Scripts you know of or wrote and willing to share?
>Any info would be greatly appreciated.

I am doing this with Nagios and some bash scripts but plan to start doing this
with Nagios and snmp. The bash script came from http://www.it-slav.net/blogs/?p=123

jlc