> Diameter Attribute Quick Reference Table
> This appendix presents Diameter attribute quick reference table.
> The following table describes the indicators used in the quick reference table.

> Indicator | Description
> 0 | The AVP MUST NOT be present in the message.
> 0+ | Zero or more instances of the AVP MAY be present in the message.
> 0-1 | Zero or one instance of the AVP MAY be present in the message. If there are more than one instance of the AVP, it is considered an error.
> 1 | One instance of the AVP MUST be present in the message.
> 1+ | At least one instance of the AVP MUST be present in the message.

> ‌
> The following table describes the column headers in the quick reference table.

> Term | Expansion | Term | Expansion
> ACA | AC-Answer | MEICR | ME-Identity-Check-Request
> ACR | AC-Request | MAA | Multimedia-Auth-Answer
> ASA | Abort-Session-Answer | MAR | Multimedia-Auth-Request
> ASR | Abort-Session-Request | NA | Notify-Answer
> AIA | Authentication-Information-Answer | NR | Notify-Request
> AIR | Authentication-Information-Request | PUA | Profile-Update-Answer
> AAA | Authorization-Authentication-Answer | PUR | Profile-Update-Request
> AAR | Authorization-Authentication-Request | PUAM | Purge-UE-Answer-MME
> CLA | Cancel-Location-Answer | PURM | Purge-UE-Request-MME
> CLR | Cancel-Location-Request | PPA | Push-Profile-Answer
> CEA | Capabilities-Exchange-Answer | PPR | Push-Profile-Request
> CER | Capabilities-Exchange-Request | RAA | Re-Auth-Answer
> CCA | Credit-Control-Answer | RAR | Re-Auth-Request
> CCR | Credit-Control-Request | RTA | Registration-Termination-Answer
> DSDA | Delete-Subscriber-Data-Answer | RTR | Registration-Termination-Request
> DSDR | Delete-Subscriber-Data-Request | RA | Reset-Answer
> DWA | Device-Watchdog-Answer | RR | Reset-Request
> DWR | Device-Watchdog-Request | SAA | Server-Assignment-Answer
> DEA | Diameter-EAP-Answer | SAR | Server-Assignment-Request
> DER | Diameter-EAP-Request | STA | Session-Termination-Answer
> DPA | Disconnect-Peer-Answer | STR | Session-Termination-Request
> DPR | Disconnect-Peer-Request | ULA | Update-Location-Answer
> ISDA | Insert-Subscriber-Data-Answer | ULR | Update-Location-Request
> ISDR | Insert-Subscriber-Data-Request | UAA | User-Authorization-Answer
> LIA | Location-Info-Answer | UAR | User-Authorization-Request
> LIR | Location-Info-Request | UDA | User-Data-Answer
> MEICA | ME-Identity-Check-Answer | UDR | User-Data-Request

> ‌
> Click here to view the quick reference table.

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