[cisco-voip] UCCX Callback Call Redirect Adding Diversion Header

[Kent Roberts]

Can you prepend an access code on it and use a different trunk port/dial peer and strip it that way?


Kent

> On Apr 21, 2020, at 11:41, Brian Meade <bmeade90 at vt.edu> wrote:
> 
> 
> Hey everyone,
> 
> I'm working on a UCCX Callback deployment which seems to be a weekly thing lately.
> 
> But in this customer's environment, I'm noticing the outbound Call Redirect Step is actually causing a diversion header to be sent out the Customer SIP Trunk on the Outgoing Invite.  The phone number is actually the destination number we're doing the callback to.
> 
> Diversion: <sip:915555551212 at 10.0.0.1>;reason=deflection;privacy=off;screen=yes
> 
> They've got Redirecting number outbound checked on the SIP Trunk for call-forwarding/SNR to preserve the original calling number correctly.
> 
> The carrier is not accepting the call because of the Diversion header and the agent gets a message from the carrier "call cannot be completed as dialed".
> 
> I've tried sending the call through a translation pattern but that didn't seem to strip out the redirecting number.
> 
> I'm curious if anyone has seen this with a callback script because I don't remember a Diversion header being normal but maybe I've just always missed it.
> 
> I can't turn off the Diversion header completely without breaking call-forwarding.
> 
> Only thing I can think of would be a LUA script to strip the Diversion header if the Calling Number is for an agent extension since those shouldn't be ever forwarded anyways.
> 
> Anyone got any ideas on how to strip off this Diversion header just for these callback calls?
> 
> Thanks,
> Brian Meade
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