7.2.120 Number-Portability-Routing-Information AVP
32.2993GPPCharging managementDiameter charging applicationsRelease 17Telecommunication managementTS
The Number-Portability-Routing-Information AVP (AVP code 2024) is of type UTF8String and holds information on routing number received by the node (e.g. S-CSCF) performing number portability look-up (ENUM/DNS). This information is also sent over SIP in the Requested URI header enabling other IMS nodes receiving this header to also report this information.