[asterisk-users] Problem transferring calls between Cisco 7940 with SIP firmware

[David Backeberg]

On Thu, Apr 16, 2009 at 10:08 AM, Massimiliano Stucchi
<stucchi at willystudios.com> wrote:
> firmware.  The problem arises when transferring a call coming in from a
> SIP account to another phone.  The call connects, but for the first 10
> seconds there is a situation with one-way audio, then it turns into a
> fully working call.
> Here are some config files:
> sip.conf
>
> ----
>
> [902]
> canreinvite=no

Try enabling reinvite