The IESG has approved the following document: - 'Extensions to OSPF for Advertising Optional Router Capabilities' (draft-ietf-ospf-rfc4970bis-07.txt) as Proposed Standard This document is the product of the Open Shortest Path First IGP Working Group. The IESG contact persons are Alvaro Retana, Alia Atlas and Deborah Brungard. A URL of this Internet Draft is: https://datatracker.ietf.org/doc/draft-ietf-ospf-rfc4970bis/ Technical Summary This document describes both a generic mechanism for advertising router capabilities and a TLV for advertising informational and functional capability bits. This document obsoletes RFC 4970 by providing a revised specification including support for advertisement of multiple instances of the RI LSA and a TLV for functional capabilities. Working Group Summary This document has been a WG document for more than six months. It is stable, without changes to the technical solution for more than six months.