Technical data

BLADE OS 5.0 Command Reference
322
 Chapter 9: The Maintenance Menu BMD00142, November 2009
/maint/fdb
Forwarding Database Maintenance
The Forwarding Database Manipulation menu can be used to view information and to delete a
MAC address from the forwarding database or clear the entire forwarding database. This is helpful
in identifying problems associated with MAC address learning and packet forwarding decisions.
[FDB Manipulation Menu]
find - Show a single FDB entry by MAC address
port - Show FDB entries for a single port
vlan - Show FDB entries for a single VLAN
dump - Show all FDB entries
del - Delete an FDB entry
clear - Clear entire FDB
Table 189 FDB Manipulation Options
Command Syntax and Usage
find <MAC address> [<VLAN number>]
Displays a single database entry by its MAC address. You are prompted to enter the MAC
address of the device. Enter the MAC address using one of the following formats:
 xx:xx:xx:xx:xx:xx (such as 08:00:20:12:34:56)
 xxxxxxxxxxxx (such as 080020123456)
port <port alias or number>
Displays all FDB entries for a particular port.
vlan <VLAN number>
Displays all FDB entries on a single VLAN.
dump
Displays all entries in the Forwarding Database. For details, see page 64.
del <MAC address> [<VLAN number>]
Removes a single FDB entry.
clear
Clears the entire Forwarding Database from switch memory.