HP PROCURVE 6120

C-23
Troubleshooting
Unusual Network Activity
Figure C-5. Example of Duplicate MAC Address
Server
8212zl Switch
(Multiple
Forwarding
Database)
Switch with
Single
Forwarding
Database
MAC Address “A”; VLAN 1
MAC Address “A”; VLAN 2
Problem: This switch detects
continual moves of MAC
address “A” between ports.
VLAN 1
VLAN 2