[Asterisk-Users] Successfully Using $135 Avaya sip phone

[Kevin P. Fleming]

Brian Elton wrote:
> I think I am the first to use the $135 Avaya 4602 SIP phone, but I
> need some support from the community to fix one problem I have with
> it.
> 
> The phone stops working after about 20-30mins if I have
> mailbox=context in Asterisk; when I do have mailbox=contect in
> asterisk the sip debug returns "481 extension does not exist."
> 
> Anyone willing to help me figure out why?

I am just about to purchase one of these phones for testing myself, so 
I'm glad you have narrowed down the problem to this particular setting.

Has Avaya been helpful at all in debugging these issues, or have you 
been approaching it as if it is an Asterisk problem?