From: Ali Mousawi (mousawi.ali@gmail.com)
Date: Sun Oct 05 2008 - 20:43:26 ART
What if one trunk fails?
On Sun, Oct 5, 2008 at 4:34 PM, Hobbs <deadheadblues@gmail.com> wrote:
> Why couldn't you use "switchport trunk allowed vlan" ?
>
>
> On Sun, Oct 5, 2008 at 5:30 PM, Ali Mousawi <mousawi.ali@gmail.com> wrote:
>
>> Hey Nouman,
>>
>> As i understand from you post you need to manipulate you spanning tree
>> root
>> ports. either using priority or cost commands depends on where the
>> configuration is being done.
>>
>> So lu need to make fa0/10 in the FWD state for ODD vlans and BLK for EVEN
>> while fa0/11 should be the inverse.
>>
>> Keep in mind this rule:
>>
>> To affect how the local switch elects its root port change the
>> spanning-tree
>> port-cost. (Cost is cumalative throughout the SPT domain).
>>
>> To affect how a downstream switch elects its root port, change the
>> spanning-tree port-priority. Port-priority is only locally significant
>> between directly connected switches.
>>
>> HTH
>>
>> On Sun, Oct 5, 2008 at 3:38 PM, nouman abbasi <abbasi.nouman@gmail.com
>> >wrote:
>>
>> > Hi,
>> > I have trunk between SW1 && SW2 on ports fa 0/10 and fa 0/11 ;
>> >
>> > On SW1 how could I configure Odd Vlans on one ports and even Vlans on
>> other
>> > ports
>> >
>> > ODD Vlans on fa 0/10
>> > EVEN Vlans on fa 0/11
>> >
>> > Assuming I have :
>> > Vlan 1, Vlan 10 , Vlan 11, Vlan 12, Vlan 13, Vlan 14, Vlan 15, Vlan 16,
>> > Vlan
>> > 17
>> >
>> > Regards
>> >
>> >
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