I'm not very sure what you mean by a 'waiting call'. Perhaps you need to
ensure that the un-hold INVITE request has the following attribute:

a=sendrecv

instead of a=sendonly or a=recvonly (or a=inactive)

The same should also be present in the answer.

Regards,
Gaurav

> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:sip-implementors-
> [EMAIL PROTECTED] On Behalf Of Ishay Cohen
> Sent: Tuesday, May 08, 2007 12:45 PM
> To: [email protected]
> Subject: [Sip-implementors] changing ip during call
> 
> hi all,
> i tried to change ip during a call and i have some problems:
> i change all headers and address  to the new ip and send re-invite...
> what i get is a new call to the receiver (waiting call).
> i try to hold the call and than make un-hold (after i changed the ip)
> and still i get waiting call.
> Is there anything else i can do in order to keep the call after i change
> the ip?
> i tried also registering again and notify but it just "shooting in the
> dark"....    help!! :-)
> 
> Ishay Cohen
> 
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