{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11956145","patent":{"patent_number":"US-11956145","title":"Method and apparatus to recover flow using an error message in a tunnel-less SDWAN","assignee":null,"inventors":[],"filing_date":"2023-08-22T00:00:00.000Z","publication_date":"2024-04-09T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":16,"abstract":"A flow identifier is described for packet sequences through a secure tunnel of an SD-WAN and an error message for recovering the flow. A method includes receiving a sequence of packets, facilitating a first secure tunnel between a first hub and a second hub, assigning a first flow identifier to the sequence of packets, encapsulating a first start packet, the wrapper including the first flow identifier, sending the encapsulated first start packet to the second hub through the first secure tunnel, receiving an error message from the second hub, the error message including the first flow identifier and an error code, facilitating a second secure tunnel, assigning a second flow identifier, encapsulating a second start packet, the wrapper including the second flow identifier, and sending the encapsulated second start packet through the second secure tunnel."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus to recover flow using an error message in a tunnel-less SDWAN","description":"A flow identifier is described for packet sequences through a secure tunnel of an SD-WAN and an error message for recovering the flow. A method includes receiving a sequence of packets, facilitating a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11956145","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-11956145","citation_suggestion":"Patentable. \"Method and apparatus to recover flow using an error message in a tunnel-less SDWAN\" (US-11956145). https://patentable.app/patents/US-11956145","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11956145","json":"https://patentable.app/api/llm-context/US-11956145","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T12:46:06.238Z"}