HP ProCurve 2824 Install Manual page 12

Introducing the Switch
Front of the Switch
■
Dual-Personality Port Operation. By default, the RJ-45 connectors are
enabled. If a mini-GBIC is installed in a slot, it is enabled and the associated
RJ-45 connector is disabled and cannot be used. If the mini-GBIC is removed,
the associated RJ-45 port is automatically re-enabled.
1-4
Four dual-personality ports. Use either the 10/100/1000Base-T RJ-45
connector, or install a supported HP ProCurve mini-GBIC for fiber-optic
connections.
The RJ-45 connectors support the IEEE Auto MDI/MDI-X feature, which
means you can use either straight-through or crossover twisted-pair
cables to connect any network device to the switch.