diameter-db

The "Classifier" AVP

The "Classifier" Diameter AVP, which is of type Grouped, uses the AVP code "511".

It has the MANDATORY flag.

It is part of the Filter-Rule grouped AVP.

It is a grouped AVP, which can hold the following nested AVPs:

AVP code AVP name AVP type AVP requirement
512 Classifier-ID OctetString
513 Protocol Enumerated
514 Direction Enumerated
515 From-Spec Grouped
516 To-Spec Grouped
535 Diffserv-Code-Point Enumerated
536 Fragmentation-Flag Enumerated
537 IP-Option Grouped
540 TCP-Option Grouped
543 TCP-Flags Grouped
545 ICMP-Type Grouped
548 ETH-Option Grouped
628 ECN-IP-Codepoint Enumerated Optional (up to 1)
Its AVP-header format definition is the following:
< Classifier > ::= < AVP-Header: 511 > 
* [ Classifier-ID ]
* [ Protocol ]
* [ Direction ]
* [ From-Spec ]
* [ To-Spec ]
* [ Diffserv-Code-Point ]
* [ Fragmentation-Flag ]
* [ IP-Option ]
* [ TCP-Option ]
* [ TCP-Flags ]
* [ ICMP-Type ]
* [ ETH-Option ]
[ ECN-IP-Codepoint ]





Update source Insertion date
Wireshark 2026-04-26 07:12