the following devices are included in the model 6c4 and model 6e4:

    1 six hot-plug pci-x slots, 64-bit, 133 mhz, 3.3 volt on power4+ processor models, four slots on power models.

    2 integrated ports:

    1 two 10/100 ethernet (ieee 802.3 compliant).

    2 two ultra3 scsi (one external ultra3 scsi with vhdci 4 mini 68-pin port, and one internal ultra3 scsi disk drive backplane). vhdci may require a mini 68-pin connector or fc 2118 mini 68-pin to 68-pin 0.3 meter cable as an additional feature.

    3 three serial. serial port 1 (s1) has two physical connectors, one rj-48 connector located in front on the operator panel and a 9-pin d-shell connector located on the rear of the chassis. the use of the front port disables the rear s1 port.

    4 one parallel (the parallel port is not accessible when in partitioned mode).

    5 keyboard and mouse.