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Method and apparatus for transmitting data frames between switches in a meshed data network

  • US 6,301,257 B1
  • Filed: 03/19/1997
  • Issued: 10/09/2001
  • Est. Priority Date: 03/19/1997
  • Status: Expired due to Term
First Claim
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1. In a network comprising a plurality of switches interconnected to form a meshed network topology for transmitting a data packet from a first node to a second node, a method comprising:

  • receiving a data packet at a first switch coupled to the first node;

    in response to receiving the data packet, checking in a cache of the first switch for a destination tag, the destination tag identifying a second switch and a port of the second switch to which the second node is coupled; and

    if the destination tag is in the cache of the first switch, then prepending the destination tag to the data packet to form a modified data packet for transmission to the second switch.

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