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Will Ether-channel works for switchports to server NICs ???

vipinrajrc
Level 3
Level 3

Hi Experts,

Ether channel only works for switch to switch, right?? I saw a document from cisco that etherchannel configuration from a catalyst switch to server.

Is this possible for a normal IOS switch???

Thanks

Vipin

Thanks and Regards, Vipin
1 Accepted Solution

Accepted Solutions

Jon Marshall
Hall of Fame
Hall of Fame

Vipin

As Dominic says, yes it is supported and is quite common. Note though that you cannot use PaGP on the etherchannel because that is Cisco proprietary so if you want to dynamically negotiate the etherchannel you need to use LACP.

Jon

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5 Replies 5

dominic.caron
Level 5
Level 5

Yes, etherchannel is supported with server using LACP.

The server NIC driver must also support LACP...

Jon Marshall
Hall of Fame
Hall of Fame

Vipin

As Dominic says, yes it is supported and is quite common. Note though that you cannot use PaGP on the etherchannel because that is Cisco proprietary so if you want to dynamically negotiate the etherchannel you need to use LACP.

Jon

Hi

Is the configurations  for this are same as normal ether-channel between two switches???

Thanks

Vipin

Thanks and Regards, Vipin

It is the same on the switch end yes although you will need to specify LACP as the etherchannel neogotiation protocol.

On the server end it is vendor specific so you need to refer to their documentation. One important note. Most vendors refer to etherchannel as trunk links. It is confusing because Cisco use trunk to mean something else. So when you are looking at the vendor docs you probably won't find any mention of etherchannels but trunks.

Jon

Hi

I got a document rearding the same.

http://www.cisco.com/en/US/tech/tk389/tk213/technologies_configuration_example09186a008089a821.shtml

Thanks

Vipin

Thanks and Regards, Vipin
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