The Great vSwitch Debate - · PDF filePart 4. Fault Detection and the Cisco Discovery Protocol Network Path Failure Detection Beacon Probing

The Great vSwitch Debate

http://kensvirtualreality.wordpress.com/2009/03/29/the-great-vswitch-debate-part-1/


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Contents

Part 1. vSwitch Configuration

What is a vSwitch?

http://kensvirtualreality.files.wordpress.com/2009/03/vswitch-overview.png

http://en.wikipedia.org/wiki/Data_Link_Layer

http://kensvirtualreality.files.wordpress.com/2009/03/031709-1247-thegreatvsw24.png

http://kensvirtualreality.files.wordpress.com/2009/03/no-direct-path.png

http://kensvirtualreality.files.wordpress.com/2009/03/physical-fault-tolerance.png

http://kensvirtualreality.files.wordpress.com/2009/03/virtual-fault-tolerance.png

http://en.wikipedia.org/wiki/802.1Q

http://standards.ieee.org/getieee802/download/802.1Q-2005.pdf

http://kensvirtualreality.files.wordpress.com/2009/03/fault-tolerance-the-difference.png

http://kensvirtualreality.files.wordpress.com/2009/03/vlan-1.png

http://kensvirtualreality.files.wordpress.com/2009/03/vlan-2.png

http://kensvirtualreality.files.wordpress.com/2009/03/virt-vlan-1.png

http://kensvirtualreality.files.wordpress.com/2009/03/virt-vlan.png

http://kensvirtualreality.files.wordpress.com/2009/03/pswitch-with-vlans.png

http://kensvirtualreality.files.wordpress.com/2009/03/two-pswitches-with-vlans.png

http://kensvirtualreality.files.wordpress.com/2009/03/vlan-tagging-modes.png

http://kensvirtualreality.files.wordpress.com/2009/03/single-port-group.png

Part 2. vSwitch Security Features

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Promiscuous Mode

http://lmgtfy.com/?q=promiscuous+mode

http://www.google.com/search?q=port+mirroring


MAC Address Change

http://en.wikipedia.org/wiki/MAC_address

http://kensvirtualreality.files.wordpress.com/2009/03/figure-31.png

http://kensvirtualreality.files.wordpress.com/2009/03/table-1-promiscuous-mode.png

Forged Transmit

Traffic Shaping Configuration

http://kb.vmware.com/kb/219

https://www.vmware.com/pdf/vi3_35/esx_3/r35u2/vi3_35_25_u2_3_server_config.pdf

https://www.vmware.com/pdf/vi3_35/esx_3/r35u2/vi3_35_25_u2_3_server_config.pdf

http://en.wikibooks.org/wiki/Changing_Your_MAC_Address

http://en.wikipedia.org/wiki/ARP_poisoning

Miscellaneous Security Features

Part 3. vSwitch Load Balancing

http://www.2000trainers.com/cisco-ccna-11/ccna-frame-relay-cir/

http://www.petri.co.il/traffic_shaping_with_vmware_esx_server.htm

http://en.wikipedia.org/wiki/IGMP_snooping


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vSwitch Port Based Load Balancing



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MAC Address Based Load Balancing

http://kensvirtualreality.files.wordpress.com/2009/04/table-2-scenario-2-nic-mappings.png


http://kensvirtualreality.files.wordpress.com/2009/04/table-3-mac-based-mapping.png

IP Hash Based Load Balancing

http://kensvirtualreality.files.wordpress.com/2009/04/table-4-ip-hash-based-mapping-scenario-1.png

http://kensvirtualreality.files.wordpress.com/2009/04/table-5-ip-hash-based-mapping-scenario-21.png

Explicit Failover Order Load Balancing

Load Balancing and 802.1Q VLAN Tagging

Load Balancing Summary

Part 4. Fault Detection and the Cisco Discovery Protocol

Network Path Failure Detection

Beacon Probing

http://blogs.vmware.com/networking/2008/12/using-beaconing-to-detect-link-failures-or-beaconing-demystified.html

http://blogs.vmware.com/networking/2008/12/using-beaconing-to-detect-link-failures-or-beaconing-demystified.html

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Link Status Only


Which to Use?

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Cisco Discovery Protocol (CDP)

Part 5. The Various Networks



VMware Management Network

http://kensvirtualreality.files.wordpress.com/2009/04/figure-1-the-various-networks.png

VMotion Network

http://kensvirtualreality.files.wordpress.com/2009/04/figure-2-vmware-management-network.png

NFS Network

http://en.wikipedia.org/wiki/Cifs

http://en.wikipedia.org/wiki/Network_File_System_(protocol

http://kensvirtualreality.files.wordpress.com/2009/04/figure-3-vmotion-network.png

iSCSI Network

http://kensvirtualreality.files.wordpress.com/2009/04/figure-4-nfs-network.png

Virtual Machine Network(s)

http://kensvirtualreality.files.wordpress.com/2009/04/figure-5-iscsi-network.png

Best Practices

http://kensvirtualreality.files.wordpress.com/2009/04/figure-6-virtual-machine-networks.png

http://kensvirtualreality.files.wordpress.com/2009/04/table-1-security-impact-of-mixing-networks.png

http://kensvirtualreality.files.wordpress.com/2009/04/table-2-performance-impact-of-mixing-networks.png

http://kensvirtualreality.files.wordpress.com/2009/04/table-3-overall-impact-of-mixing-networks.png

Part 6. Host Configurations

http://communities.vmware.com/thread/204347?tstart=0

http://communities.vmware.com/people/RobVM

http://communities.vmware.com/message/1226508#1226508

http://kensvirtualreality.files.wordpress.com/2009/04/figure-7-vswitch-options.png

Configuration with Eight pNICs and IP Storage

http://kensvirtualreality.files.wordpress.com/2009/04/figure-1-basic-eight-pnic-config.png

http://kensvirtualreality.files.wordpress.com/2009/04/figure-2-guest-os-mpio-iscsi1.png

http://kensvirtualreality.files.wordpress.com/2009/04/soapbox.jpg

http://kensvirtualreality.files.wordpress.com/2009/04/figure-3-eight-pnic-config-with-guest-mpio2.png

http://kensvirtualreality.wordpress.com/2009/04/05/the-great-vswitch-debate%E2%80%93part-3/

http://kensvirtualreality.files.wordpress.com/2009/04/figure-4-vm-initial-vnic-mapping1.png

Configuration with Eight pNICs without IP Storage

http://kensvirtualreality.files.wordpress.com/2009/04/figure-5-vm-secondary-vnic-mapping1.png

Part 7. More Host Configurations



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Configuration with Six pNICs



http://kensvirtualreality.files.wordpress.com/2009/05/with-ipstor.png

http://kensvirtualreality.files.wordpress.com/2009/05/without-ipstor.png

http://kensvirtualreality.files.wordpress.com/2009/05/fig-3-six-pnics-with-ip-storage.png

Configuration with Four pNICs

http://kensvirtualreality.files.wordpress.com/2009/05/fig-4-six-pnics-without-ip-storage.png

http://kensvirtualreality.files.wordpress.com/2009/05/fig-5-four-pnics-with-ip-storage1.png

Configuration with Two pNICs

http://kensvirtualreality.files.wordpress.com/2009/05/fig-6-four-pnics-without-ip-storage.png

Configuration with One pNIC

http://kensvirtualreality.files.wordpress.com/2009/05/fig-7-two-pnics-with-ip-storage.png

http://kensvirtualreality.files.wordpress.com/2009/05/fig-8-two-pnics-without-ip-storage.png

Summary

Part 8. Naming Standards

The Great vSwitch Debate - · PDF filePart 4. Fault Detection and the Cisco Discovery Protocol Network Path Failure Detection Beacon Probing

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