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222 PowerConnect B-Series FCX Configuration Guide
53-1002266-01
Configuring standard STP parameters
8
Syntax: show span detail [vlan <vlan-id> ethernet <port>
Specify the <port> variable in the following formats:
• PowerConnect B-Series FCX stackable switches – <stack-unit/slotnum/portnum>
Displaying STP state information for an individual interface
To display STP state information for an individual port, you can use the methods in “Displaying STP
information for an entire device” on page 215 or “Displaying detailed STP information for each
interface” on page 219. You also can display STP state information for a specific port using the
following method.
To display information for a specific port, enter a command such as the following at any level of the
CLI.
The STP information is shown in bold type in this example.
Syntax: show interfaces [ethernet<port>] | [loopback <num>] | [slot <slot-num>] | [ve <num>] |
[brief]
Specify the <port> variable in the following formats:
• PowerConnect B-Series FCX stackable switches – <stack-unit/slotnum/portnum>
You also can display the STP states of all ports by entering a command such as the following, which
uses the brief parameter.
PowerConnect#show span detail vlan 1 ethernet 7/1
Port 7/1 is FORWARDING
Port - Path cost: 19, Priority: 128, Root: 0x800000e052a9bb00
Designated - Bridge: 0x800000e052a9bb00, Interface: 7, Path cost: 0
Active Timers - None
BPDUs - Sent: 29, Received: 0
PowerConnect#show interface ethernet 3/11
FastEthernet3/11 is up, line protocol is up
Hardware is FastEthernet, address is 00e0.52a9.bb49 (bia 00e0.52a9.bb49)
Configured speed auto, actual 100Mbit, configured duplex fdx, actual fdx
Member of L2 VLAN ID 1, port is untagged, port state is FORWARDING
STP configured to ON, priority is level0, flow control enabled
mirror disabled, monitor disabled
Not member of any active trunks
Not member of any configured trunks
No port name
MTU 1518 bytes, encapsulation ethernet
5 minute input rate: 352 bits/sec, 0 packets/sec, 0.00% utilization
5 minute output rate: 0 bits/sec, 0 packets/sec, 0.00% utilization
1238 packets input, 79232 bytes, 0 no buffer
Received 686 broadcasts, 0 runts, 0 giants
0 input errors, 0 CRC, 0 frame, 0 ignored
529 multicast
918 packets output, 63766 bytes, 0 underruns
0 output errors, 0 collisions