Apparatus and methods for routerless layer 3 forwarding in a network
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United States of America Patent
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Jul 3, 2001
Grant Date -
N/A
app pub date -
Aug 11, 1998
filing date -
Aug 11, 1998
priority date (Note) -
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Abstract
A layer 3 forwarding method for layer 3 forwarding an individual packet from a station I to a station II wherein the packet's layer 2 destination includes a router within the network which is reachable from a network element A via which stations I and II are connected to the network, the router storing ARP information, the method including providing network element A with a capability to perform layer 3 forwarding of a packet from station I to station II, wherein the providing step includes learning, on the part of network element A, of forwarding information used by the router to forward packets from station I to station II, by reading the ARP information of the router and performing layer 3 forwarding on the individual packet, at network element A.
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