[Asterisk-Users] SNOM 200 and Asterisk Woes

[Todd Lieberman]

Dan Mahoney, System Admin wrote:

> Okay, this one is driving me nuts.
>
> I have a fedora core 1 machine running asterisk from CVS.  Built last 
> week.  I have a couple of snom phones with the latest firmware.
>
> Here's the issue, it's a wierd one.
>
> You start up the phones, they register, all is good.  They show up in 
> sip show peers like thus:
>
> danm/danm        65.125.237.91    D   N      255.255.255.255  5060     
> OK (29 ms)
>
> We pass a few calls in and out, and asterisk "deadlocks" (not a true 
> deadlock, see below).  The sip show peers list becomes frozen.  One of 
> two things will happen:
>
> 1) I can power down the phone and it will still show status OKAY.
>
> 2) Or, the other thing I'm seeing is that the phones will forget to 
> re-register.  As in, they show up in sip show peers as status UNKNOWN, 
> but under this non-deadlock'ed deadlock, they can still make outbound 
> calls fine.
>
> Does anyone have any idea what can cause this?
>
> -Dan Mahoney
>
Looks like a firewall issue too me.