{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10491521","patent":{"patent_number":"US-10491521","title":"Field checking based caching of ACL lookups to ease ACL lookup search","assignee":null,"inventors":[],"filing_date":"2017-03-26T00:00:00.000Z","publication_date":"2019-11-26T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L"],"num_claims":14,"abstract":"In a network element cache operation is enhanced by extracting a set of fields from a packet, constructing a hash key from the extracted fields, and identifying a subset of the fields, wherein the field values thereof fail to exist in a set of classification rules. The hash key by is modified by masking the subset of the extracted fields. A hash lookup is performed using the modified hash key in a cache memory that stores a portion of the classification rules. The packet is processed responsively to the lookup."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Field checking based caching of ACL lookups to ease ACL lookup search","description":"In a network element cache operation is enhanced by extracting a set of fields from a packet, constructing a hash key from the extracted fields, and identifying a subset of the fields, wherein the fie","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10491521","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-10491521","citation_suggestion":"Patentable. \"Field checking based caching of ACL lookups to ease ACL lookup search\" (US-10491521). https://patentable.app/patents/US-10491521","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10491521","json":"https://patentable.app/api/llm-context/US-10491521","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T07:06:03.176Z"}