> Can the message-waiting indicator be activated on a SIP phone registered
> to system B, if the voicemail resides on system A?
It was a while ago I wrote this (come to think of it I might even have
copied it from somewhere), and I don't remember if its in a working state:
David Gibbons wrote:
>
> I have upgraded the phones to the most recent firmware (POS3-08-11-00)
> and * is "Version: 1:1.4.21.2~dfsg-3+lenny1" (debian).
>
>
> That doesn't look like cisco firmware to me... Unless I'm mistaken. What
> version are the phones on? (Settings => Status => Firmware Ve
Hi,
Our Cisco 7940 phones on a single network sometimes seem to drop calls
as soon as they are picked up. After a second INVITE the phone sends
'500 Internal Error'. One phone thinks its still in a call (though there
is no audio) while the other phone is not in a call.
The drop happens immedia
> I have a number of ideas of what could be happening, and most involve
> routing issues over your VPN, or your VPN dropping packets. Here's a
> suggestion:
>
> * put another asterisk server on the remote side, and have the two
> asterisk servers do SIP or IAX trunks back and forth.
Thanks for the
Hi.
I have a working internal Asterisk setup with 35 phones. Around 5-10 of
these phones are physically located in a remote office via a VPN. I am
completely happy with Asterisk and would be able to set up external
calls but for one serious problem. After a period of time (perhaps a
couple of
