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. WIKIMERIONET
Merion Mertics , ,

CRM

3

rapid spanning three. MST (Multiple Spanning Tree) - .


Multiple Spanning Tree

. VLAN. 199 VLAN. PVST Rapid PVST, , 199 VLAN. .

VLAN 100-200, 201-300

B VLAN 100 VLAN 200. , , fa0/17 A . 100 , VLAN.

VLAN 201 300. C VLAN 201 300. fa0/14 A, , VLAN.

, 199 . , ?

MST (Multiple Spanning Tree) . VLAN, instance VLAN instance. - :

  • instance 1: VLAN 100-200
  • instance 2: VLAN 201-300

, ? VLAN (instance).

MST . , MST, , MST. , . , . , :

  1. MST
  2. MST
  3. MST VLAN

, . , . MST, , .

MST , , MST. MST , , , , . VLAN MST instance to VLAN. , .

instance 0

STP

MST instance , . MST instance , . IST ( ). Cisco instance 0 IST. , , rapid spanning tree, MST.

  STP

instance 1 VLAN 100-200 instance 2 VLAN 201-300. , instance, .

MST Region

MST , MST. , .