HP 6125XLG Configuration Manual page 93

Figure 23 Basic concepts in MSTP
VLAN 1
VLAN 2
Other VLANs
MST region 1
MST region 2
VLAN 1
VLAN 2
Other VLANs
Figure 24 Network diagram and topology of MST region 3
MST region
A multiple spanning tree region (MST region) consists of multiple devices in a switched network and the
network segments among them. All these devices have the following characteristics:
A spanning tree protocol enabled
•
Same region name
•
MSTI 1
MSTI 2
MSTI 0
MSTI 1
MSTI 2
MSTI 0
VLAN 1
VLAN 2
Other VLANs
VLAN 1
CST
VLAN 2&3
Other VLANs
83
MSTI 1
MSTI 2
MSTI 0
MST region 4
MST region 3
MSTI 1
MSTI 2
MSTI 0