Ethernet layer 2 protocol packet switching

Ethernet layer 2 protocol packet switching

  • CN 101,491,029 A
  • Filed: 01/19/2007
  • Published: 07/22/2009
  • Est. Priority Date: 07/14/2006
  • Status: Active Grant
First Claim
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1. method comprises:

  • Provider'"'"'s virtual local area network tags (S-TAG) and IEEE 802.1Q tag head (C-TAG) are distributed to one group of port to realize N;

    1 Virtual Local Area Network allocative decision, and this group port is included in communicatedly customer edge (CE) equipment is connected in the access node of provider edge (PE) equipment;

    AndReception is from the frame of described CE equipment, and described frame comprises layer 2 (L2) protocol package;

    AndExchange described frame according to described S-TAG and described C-TAG.

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