Which bridge is the root for CIST?

Refer to the Exhibit button.

Sw-1 and Sw-2 as shown in the exhibit are configured as follows:

Sw-1

admin@Sw-1# show

configuration-name juniper;

revision-level 1;

bridge-priority 4k;

msti 1 {

vlan 10;

}

msti 2 {

vlan 20;

}

Sw-2

configuration-name juniper;

revision-level 1;

bridge-priority 8k;

msti 1 {

vlan [ 10 15 ];

}

msti 2 {

vlan 20;

}

Which bridge is the root for CIST?

Refer to the Exhibit button.

Sw-1 and Sw-2 as shown in the exhibit are configured as follows:

Sw-1

admin@Sw-1# show

configuration-name juniper;

revision-level 1;

bridge-priority 4k;

msti 1 {

vlan 10;

}

msti 2 {

vlan 20;

}

Sw-2

configuration-name juniper;

revision-level 1;

bridge-priority 8k;

msti 1 {

vlan [ 10 15 ];

}

msti 2 {

vlan 20;

}

Which bridge is the root for CIST?

A.
Neither is root for CIST.

B.
Both are root for CIST.

C.
Sw-1 is the only root bridge for CIST.

D.
Sw-2 is the only root bridge for CIST.



Leave a Reply 3

Your email address will not be published. Required fields are marked *


traffikator

traffikator

They are in different MSTI regions so they will both be CIST for their regions

Roger

Roger

ISW #1 is the CIST root & SW#@ is the CIST regional root: I think this is kind of a trick question.

cyberbird

cyberbird

I think answer is B