Huawei Technologies Huawei Technologies China Telecom China Mobile Cisco Systems BGP SR Policy address-family is used for signaling of individual candidate paths of a Segment Routing Policy. This document specifies extensions for the signaling of a Path Segment Identifier associated with the Segment List(s) of a candidate path. It also specifies extensions for the signaling of the Segment List(s) in the reverse direction when Bidirectional SR Policies are used.