Dear Hunt,
1 & 3 apply to all VLANs on the respective ports--all VLANs are treated the
same. Commands 2 and 4 allow you to change the values on a per-VLAN basis,
treating each VLAN differently.
Hope this helps!
Enjoy!
Richard Deal
[EMAIL PROTECTED]
* CCNP test author for www.equizware.com 500 questions each for the Routing,
Switching, Remote Access, and Support tests
* Author of the following Coriolis books: CCNP Switching Exam Cram, CCNP
Remote Access Exam Prep, and CCNP Cisco Lan Switch Configuration
___________________________________________________
""Hunt Lee"" wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Can someone please shed some light on this? I have read many times (on
> p153-158) on Cisco BCMSN book but still very confused between on the
> following 4 commands: And I don't understand when do you have to use
> them, since I thought root port is determined by the lowest path cost.
> If equal, it goes for the lowest Bridge ID. And if it still equals, it
> goes for the lowest port ID.
>
> 1) set spantree portpri 2/3 [vlans]
> VS
> 2) set spantree portvlanpri 2/3 [vlans]
>
> And
>
> 3) set spantree portcost 2/3
> VS
> 4) set spantree portvlancost 2/3 cost [vlan]
>
> Thanks!
>
> Regards,
> Hunt Lee
> IP Solution Analyst
> Cable and Wireless
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