[c-nsp] [ASAP] STP port-cost

Hiromasa Sekiguchi hiromasa.sekiguchi at ctc-g.co.jp
Mon Feb 11 23:51:29 EST 2008


Hi,

If I configure stp cost both FEC and physical ports on cat65k,
which command takes affect to stp calculation?

---
interface Port-channel1
 spanning-tree vlan 1 cost 100
 spanning-tree cost 100

interface FastEthernet0/1
 spanning-tree vlan 1 cost 100
 spanning-tree cost 100
 channel-group 1 mode on

interface FastEthernet0/2
 spanning-tree vlan 1 cost 100
 spanning-tree cost 100
 channel-group 1 mode on
---

I understand we will configure stp cost on FEC only,
however we'd like to know what behavior will be done.

I understand "spanning-tree vlan [vlan id] cost [cost]" command takes affect
as compared with "spanning-tree cost [cost]" command.

So, is there any documentation on cisco?
I couldn't find about it...

Regards,
Hiromasa


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