Segment routing: Difference between revisions

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Segment routing works either on top of a [[MPLS]] network or on an [[IPv6]] network.<ref>{{cite web|url=https://www.rfc-editor.org/rfc/rfc8402.txt|title=RFC 8402, Segment Routing Architecture|date=2017-08-20|accessdate=2018-06-15}}</ref><ref>{{cite web
| url = https://toolsdatatracker.ietf.org/doc/html/draft-ietf-6man-segment-routing-header-15rfc8754
| title = IPv6 Segment Routing Header (SRH)
| accessdate = 20182020-1203-2201
| date = 20182020-1003-2201 }}</ref>
In an MPLS network, segments are encoded as MPLS [[label switching|labels]]. Under IPv6, a new header called a Segment Routing Header (SRH) is used. Segments in a SRH are encoded in a list of IPv6 addresses.