The BGP LS extension (RFC7752/to be obsoleted by draft ietf idr rfc7752bis) allows IGP (OSPF/IS IS) link state

Segment Routing Traffic Engineering Policy (SR TE) aka SR Policy makes use of Segment Routing (SR) to allow a headend

By default if there's a hostname configured on the switch, it is used as the IS IS hostname. It is also possible to