Segmentation and reassembly of network packets

Reassembly of fragments into a packet comprises receiving an incoming fragment of a packet from a network wherein each fragment comprises a segment of the packet and a header, generating a reassembly key using selected information from the incoming fragment header wherein the selected information is...

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Bibliographische Detailangaben
Hauptverfasser: KAMBLE KESHAV G, MENDON CHANDARANI J, PANDEY VIJOY, LEU DAR-REN
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:Reassembly of fragments into a packet comprises receiving an incoming fragment of a packet from a network wherein each fragment comprises a segment of the packet and a header, generating a reassembly key using selected information from the incoming fragment header wherein the selected information is the same for all fragments of the packet, checking a reassembly table in a content addressable memory to find an entry that includes a logic key matching the reassembly key, and using a content index in the found entry and a sequence number of the incoming fragment within the packet, to determine a location offset in a reassembly buffer area for storing the incoming fragment at said location offset in the reassembly buffer area for the packet for reassembly.