Raúl Alexis Betancor Santana wrote:
A "Caller ID" .. could be on the From: of an INVITE, as a RPID header ... as a PPI header ... as a PAI header ... that's too ambigous ... you have to be more especific.
Given the SIP proficiency level suggested by the post, I would hypothesise that he means the name portion of the From header, in which case, yes, it is possible.