Cisco Cisco Aironet 340 Ethernet Bridges Mode D'Emploi
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Using the Spanning-Tree Protocol 8 - 11
Figure 8.2 provides a sample configuration in which it would be useful
to change the root bridge.
to change the root bridge.
Bridge 4 is the root with the spanning tree shown by the thick line. STP
has been disabled to the port on Bridge 1 to prevent a loop.
has been disabled to the port on Bridge 1 to prevent a loop.
Figure 8.2 - Non-Optimal Choice of Root Bridge
LAN A
LAN C
LAN D
LAN B
Bridge 1
Bridge 3
Bridge 4 (Root)
Port disabled
by STP
Bridge 2