[Asterisk-Dev] The CallerIDPres not working?

[Kevin P. Fleming]

Josh Roberson wrote:
> This is because RPID is required to properly pass call screening and
> presentation correctly.  Update to latest CVS HEAD and use the sendrpid=yes
> config option to properly pass calling presentation information to the
> remote SIP endpoint.

Well, actually chan_sip has code in it that checks if the presentation 
says 'not allowed' and override the CLID/CNAM with "Unknown" (although 
that step is skipped if we are sending RPID), so it should work even 
without sending RPID.