3com 5500G ユーザーズマニュアル
Configuring Digest Snooping and Rapid Transition
89
Network Diagram
Figure 25 Network diagram for digest snooping and rapid transition configuration
Networking and
Configuration
Requirements
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Use another vendor’s switch, Switch A in this scenario, as the root switch.
■
Switch B and Switch C are connected to Switch A.
For Switch B:
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Set the priority of Switch B to 4096.
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Enable rapid transition and digest snooping on Switch B.
For Switch C:
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Set the priority of Switch C to 8192.
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Enable rapid transition and digest snooping on Switch C.
Applicable Products
Configuration Procedure
1 Configuration on Switch B
# Enable MSTP.
<3Com> system-view
[3Com] stp enable
# Set the priority of Switch B to 4096.
[3Com] stp priority 4096
# Enable digest snooping on Switch B.
[3Com] stp config-digest-snooping
# Enable digest snooping on the root port Ethernet 1/0/1.
Switch C
Switch B
Switch A
Eth 1/0 /2
Eth 1/0/1
Eth 1 /0/2
Eth 1/0 /1
Eth 1/0/1
Eth 1/0/2
Product series
Software version Hardware version
Switch 5500
Release V03.02.04
All versions
Switch 5500G
Release V03.02.04
All versions
Switch 4500
Release V03.03.00
All versions
Switch 4210
Release V03.01.00
All versions