The "NAT-Control-Answer" Diameter command code
The "NAT-Control-Answer" Diameter command uses the command code "330".
It has the PXY bit.
It is part of the Diameter NAT Control Application application.
It is defined in the IETF RFC 6736: Diameter Network Address and Port Translation Control Application specification.
It contains the following AVPs:
| AVP code | AVP name | AVP type | AVP requirement |
|---|---|---|---|
| 264 | Origin-Host | DiameterIdentity | Required (1) |
| 296 | Origin-Realm | DiameterIdentity | Required (1) |
| 268 | Result-Code | Enumerated | Required (1) |
| 263 | Session-Id | UTF8String | Optional (up to 1) |
| 595 | NC-Request-Type | Enumerated | Optional (up to 1) |
| 598 | NAT-Control-Definition | Grouped | Optional |
| 607 | Current-NAT-Bindings | Unsigned32 | Optional (up to 1) |
| 278 | Origin-State-Id | Unsigned32 | Optional (up to 1) |
| 281 | Error-Message | UTF8String | Optional (up to 1) |
| 294 | Error-Reporting-Host | DiameterIdentity | Optional (up to 1) |
| 279 | Failed-AVP | Grouped | Optional |
| 284 | Proxy-Info | Grouped | Optional |
| 603 | Duplicate-Session-Id | UTF8String | Optional (up to 1) |
| 292 | Redirect-Host | DiameterURI | Optional |
| 261 | Redirect-Host-Usage | Enumerated | Optional (up to 1) |
| 262 | Redirect-Max-Cache-Time | Unsigned32 | Optional (up to 1) |
| 282 | Route-Record | DiameterIdentity | Optional |
< NAT-Control-Answer > ::= < Diameter-Header: 330, PXY, 12 >
{ Origin-Host }
{ Origin-Realm }
{ Result-Code }
[ Session-Id ]
[ NC-Request-Type ]
* [ NAT-Control-Definition ]
[ Current-NAT-Bindings ]
[ Origin-State-Id ]
[ Error-Message ]
[ Error-Reporting-Host ]
* [ Failed-AVP ]
* [ Proxy-Info ]
[ Duplicate-Session-Id ]
* [ Redirect-Host ]
[ Redirect-Host-Usage ]
[ Redirect-Max-Cache-Time ]
* [ Route-Record ]
| Update source | Insertion date |
|---|---|
| 3GPP | 2026-04-26 07:12 |
| Wireshark | 2026-04-26 07:12 |