DGS-3710 Series Layer 2 Managed Gigabit Switch CLI Reference Guide
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Example
To delete a permanent FDB entry:
DGS-3710-12C:admin#delete fdb default 00-00-00-00-01-02
Command: delete fdb default 00-00-00-00-01-02
Success.
DGS-3710-12C:admin#
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clear fdb
Description
This command is used to clear the switch’s forwarding database of all dynamically learned MAC
addresses.
Format
clear fdb [vlan <vlan_name 32> | port <port> | all ]
Parameters
vlan
- Specifies the name of the VLAN on which the MAC address resides.
<vlan_name 32>
- Enter the VLAN name used here. This name can be up to 32 characters
long.
port
- Specifies the port number corresponding to the dynamically learned MAC address.
<port>
- Enter the port number used here.
all
- Specifies to clear all VLANs and ports from the forwarding database.
Restrictions
Only Administrator and Operator-level users can issue this command.
Example
To clear all FDB dynamic entries:
DGS-3710-12C:admin#clear fdb all
Command: clear fdb all
Success.
DGS-3710-12C:admin#
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show multicast_fdb
Description
This command is used to display the contents of the switch’s multicast forwarding database.