The "Error-Cause" AVP
The "Error-Cause" Diameter AVP, which is of type Enumerated, uses the AVP code "101".
It has the MAY-ENCRYPT flag.
It is part of the Diameter-EAP-Answer command.
It is an enumerated AVP, which can hold the following values:
| Name | Integer value |
|---|---|
| Diameter Common Messages | 0 |
| Residual Session Context Removed | 201 |
| Invalid EAP Packet (Ignored) | 202 |
| Unsupported Attribute | 401 |
| Missing Attribute | 402 |
| NAS Identification Mismatch | 403 |
| Invalid Request | 404 |
| Unsupported Service | 405 |
| Unsupported Extension | 406 |
| Invalid Attribute Value | 407 |
| Administratively Prohibited | 501 |
| Request Not Routable (Proxy) | 502 |
| Session Context Not Found | 503 |
| Session Context Not Removable | 504 |
| Other Proxy Processing Error | 505 |
| Resources Unavailable | 506 |
| Request Initiated | 507 |
| Multiple Session Selection Unsupported | 508 |
| Update source | Insertion date |
|---|---|
| Wireshark | 2026-04-26 07:12 |