Prefix Flag Extension for OSPFv2 and OSPFv3
RFC 9792

Received changes through RFC Editor sync (created document RFC 9792, created became rfc relationship between draft-ietf-lsr-ospf-prefix-extended-flags and RFC 9792, set abstract to 'Each OSPF prefix can be advertised with an 8-bit field to indicate specific properties of that prefix. However, all the OSPFv3 Prefix Options bits have already been assigned, and only a few bits remain unassigned in the Flags field of the OSPFv2 Extended Prefix TLV.

This document solves this problem by defining a variable-length Prefix Extended Flags sub-TLV for OSPF. This sub-TLV is applicable to OSPFv2 and OSPFv3.', set pages to 7, set standardization level to Proposed Standard, added RFC published event at 2025-06-12)