The "Cause-Code" AVP
The "Cause-Code" Diameter AVP, which is of type Enumerated, is defined by 3GPP (vendor ID 10415) and uses the AVP code "861".
It has the MANDATORY flag.
It is part of the Cause, IMS-Information grouped AVPs.
It is an enumerated AVP, which can hold the following values:
| Name | Integer value |
|---|---|
| End of REGISTER dialog | -3 |
| End of SUBSCRIBE dialog | -2 |
| Successful transaction | -1 |
| Normal end of session | 0 |
| Unspecified error | 1 |
| Unsuccessful session setup | 2 |
| Internal error | 3 |
| Multiple Choices | 300 |
| Moved Permanently | 301 |
| Moved Temporarily | 302 |
| Use Proxy | 305 |
| Alternative Service | 380 |
| Bad Request | 400 |
| Unauthorized | 401 |
| Payment Required | 402 |
| Forbidden | 403 |
| Not Found | 404 |
| Method Not Allowed | 405 |
| Not Acceptable | 406 |
| Proxy Authentication Required | 407 |
| Request Timeout | 408 |
| Gone | 410 |
| Conditional Request Failed | 412 |
| Request Entity Too Large | 413 |
| Request-URI Too Long | 414 |
| Unsupported Media Type | 415 |
| Unsupported URI Scheme | 416 |
| Unknown Resource-Priority | 417 |
| Bad Extension | 420 |
| Extension Required | 421 |
| Session Interval Too Small | 422 |
| Interval Too Brief | 423 |
| Use Identity Header | 428 |
| Provide Referrer Identity | 429 |
| Bad Identity-Info | 436 |
| Unsupported Certificate | 437 |
| Invalid Identity Header | 438 |
| Temporarily Unavailable | 480 |
| Call/Transaction Does Not Exist | 481 |
| Loop Detected | 482 |
| Too Many Hops | 483 |
| Address Incomplete | 484 |
| Ambiguous | 485 |
| Busy Here | 486 |
| Request Terminated | 487 |
| Not Acceptable Here | 488 |
| Bad Event | 489 |
| Request Pending | 491 |
| Undecipherable | 493 |
| Security Agreement Required | 494 |
| Server Internal Error | 500 |
| Not Implemented | 501 |
| Bad Gateway | 502 |
| Service Unavailable | 503 |
| Server Time-out | 504 |
| Version Not Supported | 505 |
| Message Too Large | 513 |
| Precondition Failure | 580 |
| Busy Everywhere | 600 |
| Decline | 603 |
| Does Not Exist Anywhere | 604 |
| Not Acceptable | 606 |
| Update source | Insertion date |
|---|---|
| Wireshark | 2026-04-26 07:12 |