The "3GPP PC4a" Diameter application
The "3GPP PC4a" Diameter application uses the application ID code "16777336".
It is defined in the 3GPP TS 29.344: Proximity-services (ProSe) function to Home Subscriber Server (HSS) aspects; Stage 3 specification.
It can be used to exchange the following command codes:
| Command code | Command name | Abbreviation |
|---|---|---|
| 8388664 | ProSe-Subscriber-Information-Request | |
| 8388664 | ProSe-Subscriber-Information-Answer | |
| 8388665 | Update-ProSe-Subscriber-Data-Request | |
| 8388665 | Update-ProSe-Subscriber-Data-Answer | |
| 8388666 | ProSe-Notify-Request | |
| 8388666 | ProSe-Notify-Answer | |
| 322 | 3GPP-Reset-Request | |
| 322 | 3GPP-Reset-Answer | |
| 8388713 | ProSe-Initial-Location-Information-Request | |
| 8388713 | ProSe-Initial-Location-Information-Answer | |
| 8388667 | Reset-Request | |
| 8388667 | Reset-Answer |
| AVP code | AVP name |
|---|---|
| 3701 | ProSe-Subscription-Data |
| 3702 | ProSe-Permission |
| 3703 | ProSe-Allowed-PLMN |
| 3704 | ProSe-Direct-Allowed |
| 3705 | UPR-Flags |
| 3706 | PNR-Flags |
| 3707 | ProSe-Initial-Location-Information |
| 3708 | Authorized-Discovery-Range |
| Update source | Insertion date |
|---|---|
| Wireshark | 2026-04-26 07:12 |