The "MT-Forward-Short-Message-Answer" Diameter command code
The "MT-Forward-Short-Message-Answer" Diameter command uses the command code "8388646".
It has the PXY bit.
It is part of the 3GPP SGd, 3GPP S6c applications.
It is defined in the 3GPP TS 29.338: Diameter based protocols to support Short Message Service (SMS) capable Mobile Management Entities (MMEs) specification.
It contains the following AVPs:
| AVP code | AVP name | AVP type | AVP requirement |
|---|---|---|---|
| 263 | Session-Id | UTF8String | Fixed (1) |
| 301 | DRMP | Enumerated | Optional (up to 1) |
| 260 | Vendor-Specific-Application-Id | Grouped | Optional (up to 1) |
| 268 | Result-Code | Enumerated | Optional (up to 1) |
| 297 | Experimental-Result | Grouped | Optional (up to 1) |
| 277 | Auth-Session-State | Enumerated | Required (1) |
| 264 | Origin-Host | DiameterIdentity | Required (1) |
| 296 | Origin-Realm | DiameterIdentity | Required (1) |
| 628 | Supported-Features | Grouped | Optional |
| 3322 | Absent-User-Diagnostic-SM | Unsigned32 | Optional (up to 1) |
| 3303 | SM-Delivery-Failure-Cause | Grouped | Optional (up to 1) |
| 3301 | SM-RP-UI | OctetString | Optional (up to 1) |
| 3331 | Requested-Retransmission-Time | Time | Optional (up to 1) |
| 3102 | User-Identifier | Grouped | Optional (up to 1) |
| 1496 | EPS-Location-Information | Grouped | Optional (up to 1) |
| 279 | Failed-AVP | Grouped | Optional (up to 1) |
| 284 | Proxy-Info | Grouped | Optional |
| 282 | Route-Record | DiameterIdentity | Optional |
< MT-Forward-Short-Message-Answer > ::= < Diameter-Header: 8388646, PXY >
< Session-Id >
[ DRMP ]
[ Vendor-Specific-Application-Id ]
[ Result-Code ]
[ Experimental-Result ]
{ Auth-Session-State }
{ Origin-Host }
{ Origin-Realm }
* [ Supported-Features ]
[ Absent-User-Diagnostic-SM ]
[ SM-Delivery-Failure-Cause ]
[ SM-RP-UI ]
[ Requested-Retransmission-Time ]
[ User-Identifier ]
[ EPS-Location-Information ]
[ Failed-AVP ]
* [ Proxy-Info ]
* [ Route-Record ]
| Update source | Insertion date |
|---|---|
| 3GPP | 2026-04-26 07:12 |