
DISPLAYING FDB ENTRIES
DISPLAYING FDB ENTRIES
To display FDB entries, use the command
show fdb {all <mac_address> vlan <name> <portlist> permanent
qos}
where the following is true:
•all — Displays all FDB entries.
•mac_address — Displays the entry for a particular MAC address.
•vlan <name> — Displays the entries for a VLAN.
•portlist — Displays the entries for a port.
•permanent — Displays all permanent entries.
•qos — Displays all entries that are associated with a QoS profile.
The following sample output shows the information displayed when you request output for all FDB entries:
show fdb |
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Hash Num | Mac | Vlan | Flags | Ptag | PortList |
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0ff0: 0 | ff:ff:ff:ff:ff:ff | Default(0001) | sm | 0fdf | CPU,1,19 |
1823: 0 | 08:00:4e:2b:f3:00 | Default(0001) | sm | 0ff1 | CPU |
2bfb: 0 | 00:80:c7:01:cb:bd | Default(0001) | dm | 0000 | 1 |
3289: 0 | 00:e0:2b:00:00:00 | Default(0001) | sm | 0ffb | CPU |
373d: 0 | 01:80:c2:00:00:00 | (0000) | sm | 0ffb | CPU |
Total: 5 Static: 4 Perm: 0 Dyn: 1 Dropped: 0
FDB Aging time: 300 seconds
The show command displays summary information, including
•MAC address
•VLAN name and VLANID
The VLANID 0000 indicates that the entry is a special entry that is not associated with any one VLAN.
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