Hi Milton, RFC 3824 may have the information you are looking for.
Sincerely, /////////////////////////////////////////////////// James R. Bress AST Technology Labs Inc. Phone: +1-321-254-8118 Fax: +1-321-254-9511 1430 Sarno Rd. Melbourne, FL 32935 USA Email: jrbr...@asttechlabs.com Website: www.asttechlabs.com /////////////////////////////////////////////////// -----Original Message----- From: sip-implementors-boun...@lists.cs.columbia.edu <sip-implementors-boun...@lists.cs.columbia.edu> On Behalf Of Rolando Sanchez Espada Sent: Friday, July 20, 2018 1:44 PM To: sip-implementors <sip-implementors@lists.cs.columbia.edu> Subject: [Sip-implementors] Number Translation using Voice Hello there! Is there any RFC for number translation for VoIP provider to implement. let's when the call is initiate inside the VoIP provider network and is deliver to the PSTN, it begins with the line port in the FROM field but should be traslated to DID at the time it leaves the VoIP network, what would be the RFC if exists? Regards. Milton _______________________________________________ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors _______________________________________________ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors