{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9769066","patent":{"patent_number":"US-9769066","title":"Establishing and protecting label switched paths across topology-transparent zones","assignee":null,"inventors":[],"filing_date":"2014-07-16T00:00:00.000Z","publication_date":"2017-09-19T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":19,"abstract":"A label switched path (LSP) establishing method that includes receiving a first path message from a network node outside of a topology-transparent zone (TTZ) along a path for the LSP, computing a TTZ path through the TTZ from the network component to an egress TTZ edge node along the LSP, sending a second path message to a TTZ internal node along the TTZ path, receiving a first reservation (RESV) message from the TTZ internal node that includes a label allocated for the egress TTZ edge node, and sending a second RESV message that includes a label allocated for the network component and the label allocated for the egress TTZ edge node to the network node."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Establishing and protecting label switched paths across topology-transparent zones","description":"A label switched path (LSP) establishing method that includes receiving a first path message from a network node outside of a topology-transparent zone (TTZ) along a path for the LSP, computing a TTZ ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9769066","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-9769066","citation_suggestion":"Patentable. \"Establishing and protecting label switched paths across topology-transparent zones\" (US-9769066). https://patentable.app/patents/US-9769066","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9769066","json":"https://patentable.app/api/llm-context/US-9769066","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:35:47.907Z"}