{"draft":"draft-ietf-lsr-multi-tlv-19","doc_id":"RFC9885","title":"Multi-Part TLVs in IS-IS","authors":["P. Kaneriya","T. Li","A. Przygienda","S. Hegde","L. Ginsberg"],"format":["HTML","TEXT","PDF","XML"],"page_count":"26","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Link State Routing","abstract":"New technologies are adding new information into IS-IS while\r\ndeployment scales are simultaneously increasing. This causes the\r\ncontents of many critical TLVs to exceed the currently supported\r\nlimit of 255 octets. This document codifies the common mechanism of\r\nextending the TLV content space through multiple TLVs.","pub_date":"October 2025","keywords":[],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC9885","errata_url":null}