Invention Grant
- Patent Title: Layer 2 seamless site extension of enterprises in cloud computing
- Patent Title (中): 云计算企业二层无缝扩展
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Application No.: US12571274Application Date: 2009-09-30
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Publication No.: US08532108B2Publication Date: 2013-09-10
- Inventor: Li Erran Li , Thomas Woo
- Applicant: Li Erran Li , Thomas Woo
- Applicant Address: FR Paris
- Assignee: Alcatel Lucent
- Current Assignee: Alcatel Lucent
- Current Assignee Address: FR Paris
- Agency: Kramer & Amado P.C.
- Main IPC: H04L12/28
- IPC: H04L12/28

Abstract:
Various embodiments relate to a Cloud Data Center, a system comprising the Cloud Data Center, and a related method. The Cloud Data Center may include a logical customer edge router to send packets between addresses in a private enterprise network and addresses in a logical network within a cloud network using Layer 2 protocol and MAC addressing. The logical network may have resources, known as virtual machines, allocated to the private enterprise network and may share a common IP address space with the private enterprise network. A directory at the Cloud Data Center may correlate the enterprise IP addresses of virtual machines with a MAC address, cloud IP address, and a location IP address within the logical network. The Cloud Data Center may double encapsulate packets with MAC, cloudIP, and locIP headers, when sending a packet to a destination in the logical network.
Public/Granted literature
- US20110075667A1 LAYER 2 SEAMLESS SITE EXTENSION OF ENTERPRISES IN CLOUD COMPUTING Public/Granted day:2011-03-31
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