enhanceing dynamic cloud-based services using network virtualization

Enhanceing dynamic cloud-based services using network virtualization

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All Rights Reserved © Alcatel-Lucent 2009 Enhancing Dynamic Cloud-based Services  using Network Virtualization F. Hao, T.V. Lakshman,  Sarit Mukherjee , H. Song Bell Labs
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All Rights Reserved © Alcatel-Lucent 2009  2 Dynamic Cloud-based Services: An Example VM VM Data Center 1 Data Center 2 Data Center 3 Users will leverage cloud computing services to “outsource” their computing needs Thin client/Virtual desktop Proxy for handheld devices Cloud Service Providers will Create a VM for the service Allocate VM closest to user User attaches to  cloud to get service Cloud service provider  creates VM to serve  user 
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All Rights Reserved © Alcatel-Lucent 2009  3 Dynamic Cloud-based Services: An Example VM As the user population for a service changes, the best location for the VM changes Cloud Service Providers should Migrate the VM to the new location closest to the user VM migration over a LAN is supported by  most virtualization software Data Center 1 Data Center 2 Data Center 3 User attaches to  cloud from a  different location VM should be  moved to Data  Center 2  Migrate VM across WAN in an efficient manner without losing service continuity VM
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All Rights Reserved © Alcatel-Lucent 2009  4 Benefits of migration of VM across multiple networks/data centers For Cloud Service Provider Service migration across data centers Load balancing within and across data centers Performance optimization Green computing For Cloud Users Faster access Efficient data delivery
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All Rights Reserved © Alcatel-Lucent 2009  5 All traffic anchored at home agent Triangular routing increase delay and burdens the network Fine for end user device with low traffic volume, but not for servers MIPv6 requires correspondent  nodes to support MIP Transition from IPv4 to IPv6?? End users will be mixture of 
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This note was uploaded on 12/01/2011 for the course EE 5373 taught by Professor Chao during the Spring '11 term at NYU Poly.

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Enhanceing dynamic cloud-based services using network virtualization

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