[Asterisk-Users] Asterisk - Different Subnet to phones (Cisco 7960)

[Eric Wieling]

canreinvite=no and reinvite=no in the [exten/username] entry in
sip.conf.

On Mon, 2003-09-15 at 10:08, Shaun Ewing wrote:
> Hi,
> 
> Today I was assigned a block of IPs by my ISP and decided to move the
> Asterisk box onto a public IP.
> 
> I am also using 10.1.0.0/16 on my LAN, with the IP phones under 10.1.4.0/24
> 
> There is clear routing between the public and private IP ranges (no NAT).
> Private can see public and vice-versa.
> 
> I changed the proxy config in the phone to point to the new IP address.
> 
> Previously the 7960 worked fine. Now, the phone (running SIP 4.4) will reset
> as soon as you attempt to call out. It will ring on an incoming call, but
> will reset as soon as the call is answered (sometimes during ringing). The
> phone will also reset at random intervals with no activity.
> 
> The P0S30203 image will accept incoming calls, but it doesn't seem to want
> to make outgoing calls.
> 
> I also tried putting the phone on the same subnet as the Asterisk box - no
> change.
> 
> Just wondering if anybody has experienced this before, and what can be done
> to fix it. I want to use SIP with external gateways and need the Asterisk
> box on a public IP.
> 
> I've been trying for quite a few hours to fix this. I also had a look
> through the archives, but the closest I managed to find was an issue where
> the phones would exhibit this behaviour when the Asterisk box had multiple
> IPs and the response headers didn't come from the expected IP. In this
> instance, the Asterisk box only has one IP.
> 
> The phone does seem to register fine. Both the sip debug and the display on
> the phone indicate this.
> 
> The only thing I can think of is that the phone doesn't like my IP address
> block (it's a /29).
> 
> Any ideas?
> 
> I've just about given up. I'm going to put it all back to how it was and try
> again another time.
> 
> Any advice would be greatly appreciated :)
> 
> -Shaun
> 
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