From: Sebastian Majewski (smajewski@fastmail.us)
Date: Mon Feb 12 2007 - 23:11:20 ART
Mohammad,
some older networks don't use IP. In such case src-dst-ip is useless. In
IP based network you don't want to use src-dst-mac if source hosts are
behind router because source mac will be the same for any of IP packets
coming from behind that router.
Sebastian
Mohammad Saeed wrote:
> Hi Paz,
>
> The examples that you gave for using dst-ip, src-ip and mac are very
> good. But would you please give an example where you would use
> src-dst-mac, src-dst-ip?
>
> Regards,
>
> Mohammad Saeed
>
> On 2/12/07, Fabrice Paz <fabrice.paz@googlemail.com> wrote:
>> Well,
>>
>> I think this is more related with what kind of traffic is running
>> over the
>> port-channel as I have undertood it.
>>
>> Imagine those two scenarios;
>>
>> 1) You have a port-channel (four interfaces in the bundle) going to a
>> server
>> and this server is talking to four hosts. If you do src-mac or src-ip
>> you
>> will use only one physical interface in the buddle since your
>> traffic is
>> coming from only one device
>>
>> 2) You have a vlan with four hosts talking to one server via a
>> port-channel
>> (four interfaces in the bundle). If you use dst-mac or dst-ip you
>> will again
>> use only one physical interface in the buddle since all the traffic
>> is going
>> to the same host.
>>
>> The example is a bit exagerated but I think you get the idea, it's
>> really
>> depend on your traffic pattern.
>>
>>
>> Any more comments?
>>
>> Fab
>>
>>
>>
>>
>>
>>
>> On 12/02/07, deji500@hotmail.com <deji500@hotmail.com> wrote:
>> >
>> > Hi GS,
>> >
>> > I do not fully understand the difference(s) between port-channel
>> > load-balance src-mac and src-ip. When i say that i do not
>> understand, I mean
>> > in what situations would each of them apply. I know that src-mac
>> was the
>> > default for the 3550 and the other option is dst-mac but the 3560
>> has
>> > src-mac, src-ip, src-dst-mac, src-dst-ip, dst-mac, and dst-ip. in what
>> > situations would you use src-mac and in what situations would you use
>> > src-ip?
>> >
>> > Any comments would be appreciated.
>> >
>> >
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