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  1. mhamed1

    Hikvision ISAPI AcsEventCond – Missing Records / Serial Gaps Issue (Pagination + SerialNo logic)

    Thanks a lot for the detailed explanation — this really helps clarify how Hikvision behaves in practice, especially around serialNo, wrapping, and shared internal counters. The recommendation about using time-based polling with overlap + deduplication, and especially the real-time HTTP listener...
  2. mhamed1

    Hikvision ISAPI AcsEventCond – Missing Records / Serial Gaps Issue (Pagination + SerialNo logic)

    I'm working with Hikvision Access Control devices using the ISAPI endpoint: /AccessControl/AcsEvent?format=json and querying events using AcsEventCond. Problem I'm experiencing missing records when retrieving logs. Specifically: Some serialNo values are skipped (gaps in sequence) These skipped...
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