3Com 3032 Configuration Manual page 120

116 C 9: C LAN I
HAPTER ONFIGURING NTERFACE
HUB is connected, all the other devices on the whole network segment will show
serious network collisions), while the party working in full duplex mode shows
large amount of error messages received, accompanied with serious message
losses at both parties. In this case, use command
display interfaces ethernet
to view the error ratio of transceiving messages of the Ethernet interface. Usually,
the collision can be observed through the status indicator of the network
interface.