{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8467289","patent":{"patent_number":"US-8467289","title":"Optimized fast re-route in MPLS ring topologies","assignee":null,"inventors":[],"filing_date":"2010-02-22T00:00:00.000Z","publication_date":"2013-06-18T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":18,"abstract":"A method performed on a network element employing Multi-protocol Label Switching (MPLS) to optimize bandwidth in a ring topology network including a back-up Label Switch Path (LSP) for a protected LSP by re-routing traffic onto the back-up LSP to avoid shared links between the protected LSP and back-up LSP, including receiving a first labeled packet from another label switch router (LSR) in the back-up LSP, the first labeled packet indicating protection switch of data from the protected LSP to the back-up LSP, determining whether a shared link in the ring topology network exists between the protected LSP and the back-up LSP, rerouting traffic for the protected LSP onto an optimized back-up LSP to remove the shared link, receiving a second labeled packet indicating that a protection switch of data, and restoring routing of the traffic onto the protected LSP in response to receiving the second labeled packet."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optimized fast re-route in MPLS ring topologies","description":"A method performed on a network element employing Multi-protocol Label Switching (MPLS) to optimize bandwidth in a ring topology network including a back-up Label Switch Path (LSP) for a protected LSP","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8467289","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-8467289","citation_suggestion":"Patentable. \"Optimized fast re-route in MPLS ring topologies\" (US-8467289). https://patentable.app/patents/US-8467289","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8467289","json":"https://patentable.app/api/llm-context/US-8467289","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T11:05:01.691Z"}