PACKET FORWARDING METHOD AND APPARATUS, AND DATA CENTER NETWORK
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United States of America Patent
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Jun 8, 2015
filing date -
Dec 9, 2012
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Abstract
The present invention provides a packet forwarding method and apparatus, and a data center network. The data center network includes two tenant end systems, a local management function, and a network virtualization edge. The local management function sends, to the network virtualization edge, a packet to which a label is added and that is sent by a tenant end system, and the network virtualization edge determines, according to the label, a virtual overlay network identifier corresponding to the tenant end system, adds the virtual overlay network identifier to the packet, performs tunnel encapsulation on the packet to which the virtual overlay network identifier is added, and sends a packet that is after the tunnel encapsulation to another network virtualization edge.
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