Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 19, 2011
Patent Application Number
12002745
Date Filed
December 17, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
A second VLAN tag is prepended to a packet prepended with a first VLAN tag when the packet is forwarded from a first port to a second port to result in an Q-in-Q packet. The second port has output connected to input of a third port. A third VLAN tag is prepended to the Q-in-Q packet when the Q-in-Q packet is forwarded from the third port to a fourth port to result in an Q-in-Q-in-Q packet.
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