[Asterisk-Users] MWI indicator on SNOM200 doesn't disappear

[Ian White]

On Apr 22, 2004, at 23:48, Olle E. Johansson wrote:

> Geert Nijpels wrote:
>> Ian White wrote:
>>>
>>> On recent releases of the snom200 firmware, the MWI indicator will 
>>> turn on, but won't turn off when the message has been checked. It 
>>> works on firmware 2.03o, but not in 2.04g or newer. I filed a bug 
>>> report with snom, but they're claiming it is an asterisk issue and 
>>> that it should have been resolved. They suggested that I ask on the 
>>> list.
>>>
>>> "Anyway, Asterisk had a bug where it didn't send the NOTIFY 
>>> correctly to
>>> turn off the MWI.  The message doesn't contain the line so the phone
>>> doesn't know which line to apply the messages to.
>>>
>>> Basically the NOTIFY message should contain something like the
>>> following:
>>> NOTIFY sip:dephone at 209.232.233.232;line=34n34jed SIP/2.0
>>>
>>> There was a bugfix for this in Asterisk for this problem, do you have
>>> that applied?"
>>>
>>> I am running the current CVS version, and don't see anything in the 
>>> code that looks like this has been touched, and I haven't seen 
>>> reference to it on this list. They are right in that the line 
>>> information isn't being sent, looking at the SIP debugs on both 
>>> ends. Anybody have ideas?
>>>
>>> Ian
>>>
>> This is a problem I have been digging into a bit. In my case asterisk 
>> did not send out the NOTIFY with the header Content-Type: 
>> "application/simple-message-summary", but with "Content-Type: 
>> text/plain", so the NOTIFY is treated as a txt message. In result, 
>> when I pressed the MWI button, I saw the text from asterisk stating 
>> the amount of messages I have. I changed it to work, and now asterisk 
>> calls the extension the message is sent from (asterisk at sip-server). 
>> After calling this the MWI indication disappears, I'm not sure if it 
>> also disappears after calling from another phone.
>> I'm using chan_sip2 and I changed some stuff, so I'm not sure if this 
>> is also a problem with standard chan_sip (the txt vs vm issue).
>
> Chan_sip2 handles Contact: differently than chan_sip and works better 
> with Snom phones.
> It's actually where the whole chan_sip2 project started... :-)

Any idea what sort of time frame before chan_sip2 becomes usable in a 
production environment, or at least becomes part of the CVS tree? I see 
your note saying that you are using it in production.

Ian