ProCurve 6400cl Management And Configuration Manual page 513

MAC Address "A"; VLAN 1
Server
MAC Address "A"; VLAN 2
Figure C-10. Example of Duplicate MAC Address
Unusual Network Activity
VLAN 1
5300xl, 4200vl,
3400cl, or 6400cl
Switch
VLAN 2
(Multiple
Forwarding
Database)
Problem: This switch detects
continual moves of MAC
address "A" between ports.
Troubleshooting
Switch with
Single
Forwarding
Database
C-25