3Com MSR 50 Network Router User Manual


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176 CHAPTER 9: CONFIGURATION COMMANDS FOR ETHERNET INTERFACES IN BRIDGE MODE
display loopback-detection
Syntax display loopback-detection
View Any view
Parameter None
Description Use the
display loopback-detection command to display loopback detection
information on a port
If loopback detection is already enabled, this command will also display the
detection interval and information on the ports currently detected with a
loopback.
Example # Display loopback detection information on a port.
<Sysname> display loopback-detection
Loopback-detection is running
Detection interval time is 30 seconds
There is no port existing loopback link
display port
Syntax display port { hybrid | trunk }
View Any view
Parameter hybrid: Displays the current Hybrid port(s).
trunk: Displays the current Trunk port(s).
Description Use the
display port command to display information on the current ports of a
specified type, including port name, default VLAN ID, and the VLAN ID of VLANs
that the ports can pass through.
Example # Display the current Hybrid port(s).
<Sysname> display port hybrid
Interface PVID VLAN passing
Eth1/4 100 Tagged: 1000, 1002, 1500, 1600-1611, 2000,
2555-2558, 3000, 4000
Table 13 Description on the fields of the display loopback-detection command.
Field Description
Loopback-detection is running Loopback-detection is running
Detection interval time is 30 seconds Detection interval is 30 seconds
There is no port existing loopback link No port is currently being detected
with a loopback