HP A3100-8 v2 SI - Configuring the Root Bridge or a Secondary Root Bridge

Basic concepts in MSTP
Figure 14 Basic concepts in MSTP
MST region 1
MST region 2 MST region 3
MST region 4
VLAN 1 MSTI 1
VLAN 2
MSTI 2
Other VLANs
MSTI 0
VLAN 1 MSTI 1
VLAN 2
MSTI 2
Other VLANs
MSTI 0
VLAN 1 MSTI 1
VLAN 2
MSTI 2
Other VLANs
MSTI 0
VLAN 1 MSTI 1
VLAN 2&3
MSTI 2
Other VLANs
MSTI 0
CST
Figure 15 Network diagram and topology of MST region 3
As shown in Figure 14, a switched network comprises four MST regions, and each MST region comprises
four devices running MSTP. Figure 15 shows the networking topology of MST region 3.
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