H3C S6850 Series

15
Basic concepts in MSTP
Figure 9 shows a switched network that contains four MST regions, each MST region containing four
MSTP devices. Figure 10 shows the net
working topology of MST region 3.
Figure 9 Basic concepts in MSTP
Figure 10 Network diagram and topology of MST region 3
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