[asterisk-users] Why asterisk down when inet server down?

[Steve Edwards]

On Fri, 18 Jun 2010, sean darcy wrote:

> I'm running named as a caching nameserver. /etc/resolv.conf point to 
> localhost. But, obviously, it only responds from the cache, since the 
> root servers are unavailable.

If the root servers are not available, what is available to cache?

> tcpdump is an interesting idea. The only trouble is that I'm not sure 
> when to run it. The phones don't go dead immediately. And not sure what 
> to sort on if I do run it.

How about this:

     sudo -b tcpdump -i eth0 port domain >eth0-domain
     sudo -b tcpdump -i lo   port domain >lo-domain

and then look at *-domain when you have an issue.

-- 
Thanks in advance,
-------------------------------------------------------------------------
Steve Edwards       sedwards at sedwards.com      Voice: +1-760-468-3867 PST
Newline                                              Fax: +1-760-731-3000