{"draft":"draft-ietf-lsr-flex-algo-bw-con-22","doc_id":"RFC9843","title":"IGP Flexible Algorithms: Bandwidth, Delay, Metrics, and Constraints","authors":["S. Hegde","W. Britto","R. Shetty","B. Decraene","P. Psenak","T. Li"],"format":["HTML","TEXT","PDF","XML"],"page_count":"33","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Link State Routing","abstract":"Many networks configure the IGP link metric relative to the link\r\ncapacity, and high bandwidth traffic gets routed per the link\r\ncapacity. Flexible Algorithms provide mechanisms to create\r\nconstraint-based paths in an IGP. This specification documents a\r\ngeneric metric-type and a set of bandwidth-related constraints to be\r\nused in Flexible Algorithms. \r\n\r\nThis document updates RFC 9350.","pub_date":"September 2025","keywords":["AS","IGP"],"obsoletes":[],"obsoleted_by":[],"updates":["RFC9350"],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC9843","errata_url":null}