{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11496391","patent":{"patent_number":"US-11496391","title":"Defining non-forwarding adjacencies in bipartite networks, such as Clos networks, having a level 2 backbone and level 1 nodes","assignee":null,"inventors":[],"filing_date":"2021-05-24T00:00:00.000Z","publication_date":"2022-11-08T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":20,"abstract":"Problems associated with providing a large Clos network having at least one top of fabric (ToF) node, a plurality of internal nodes, and a plurality of leaf nodes may be solved by: (a) providing L2 tunnels between each of the leaf nodes of the Clos and one or more of the at least one ToF node to ensure a non-partitioned IGP L2 backbone, and (b) identifying the L2 tunnels as non-forwarding adjacencies in link state topology information stored in ToF node(s) and leaf node(s) such that the L2 tunnels are not used for forwarding traffic. Tunnel formation is prevented over L2."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Defining non-forwarding adjacencies in bipartite networks, such as Clos networks, having a level 2 backbone and level 1 nodes","description":"Problems associated with providing a large Clos network having at least one top of fabric (ToF) node, a plurality of internal nodes, and a plurality of leaf nodes may be solved by: (a) providing L2 tu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11496391","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11496391","citation_suggestion":"Patentable. \"Defining non-forwarding adjacencies in bipartite networks, such as Clos networks, having a level 2 backbone and level 1 nodes\" (US-11496391). https://patentable.app/patents/US-11496391","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11496391","json":"https://patentable.app/api/llm-context/US-11496391","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T02:39:54.220Z"}