The IESG has approved the following document: - 'Signaling MSD (Maximum SID Depth) using OSPF' (draft-ietf-ospf-segment-routing-msd-23.txt) as Proposed Standard This document is the product of the Link State Routing Working Group. The IESG contact persons are Alvaro Retana, Martin Vigoureux and Deborah Brungard. A URL of this Internet Draft is: https://datatracker.ietf.org/doc/draft-ietf-ospf-segment-routing-msd/ Technical Summary This document defines a way for an Open Shortest Path First (OSPF) Router to advertise multiple types of supported Maximum SID Depths (MSDs) at node and/or link granularity. Such advertisements allow entities (e.g., centralized controllers) to determine whether a particular SID stack can be supported in a given network. Working Group Summary Nothing specific to highlight; normal process. Document Quality This document has been a WG document for 1 1/2 years and has had several good reviews. Personnel Acee Lindem is the Document Shepherd. Alvaro Retana is the Responsible Area Director.