3Com Switch 4500 Family Manual page 205

4500 series
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BPDU-Protection
TC-Protection
Bridge Config
Digest Snooping
TC or TCN received
Time since last TC
----[Port2(Ethernet1/0/2)][DOWN]----
Port Protocol
Port Role
Port Priority
Port Cost(Legacy)
Desg. Bridge/Port
Port Edged
Point-to-point
Transmit Limit
Protection Type
MSTP BPDU format
Port Config
Digest Snooping
Num of Vlans Mapped :1
PortTimes
BPDU Sent
TCN: 0, Config: 0, RST: 0, MST: 0
BPDU Received
TCN: 0, Config: 0, RST: 0, MST: 0
Table 1-3 display stp command output description
Field
CIST Bridge
Bridge Times
CIST Root/ERPC
CIST RegRoot/IRPC
CIST RootPortId
BPDU-Protection
TC-Protection*** / Threshold=**
Bridge Config
Digest Snooping
TC or TCN received
Time since last TC
:disabled
:enabled / Threshold=6
:disabled
:0
:0 days 1h:33m:54s
:enabled
:CIST Disabled Port
:128
:Config=auto / Active=200000
:32768.00e0-fc12-4001 / 128.2
:Config=disabled / Active=disabled
:Config=auto / Active=false
:10 packets/hello-time
:None
:Config=auto / Active=legacy
:disabled
:Hello 2s MaxAge 20s FwDly 15s MsgAge 0s RemHop 20
:0
:0
CIST bridge ID
Major parameters for the bridge:
Hello: Hello timer
MaxAge: Max Age timer
FwDly: Forward delay timer
MaxHop: Max hops within the MST region
CIST root and external path cost
CIST regional root and internal path cost
CIST root port ID
Indicates whether BPDU protection is enabled globally.
Indicates whether TC-BPDU attack guard function is enabled
globally, and the maximum times that a switch can remove the
MAC address table and ARP entries within each 10 seconds.
Indicates whether Digest Snooping is enabled globally on the
bridge.
Number of received TC/TCN packets
Time of the latest topology change
Description
1-5

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