26CHAPTER 2: INSTALLING THE SWITCH
port, you need a
3Com recommends that you use Category 5 twisted pair cable — the maximum segment length for this type of cable is 100 m (328 ft).
CAUTION: If you want to install the Switch using a Category 5E or Category 6 cable, 3Com recommends that you briefly connect the cable to a grounded port before connecting network equipment. If you do not, the cables Electrostatic Discharge (ESD) may damage the Switch's port.
You can create a grounded port by connecting all wires at one end of a UTP cable to an earth ground point, and the other end to a female
Table 7 Cables required to connect the Switch 4200 Series to other devices if
Switch to Switch (MDIX to MDIX)
Switch to Hub (MDIX to MDIX)
Switch to PC (NIC) (MDIX to MDI)
✓ ✕
✓ ✕
✕✓
Choosing the correct Choose from the following cable options:
Fiber cables
■The 1000BASE-SX ports can be connected to multimode fiber cables only.
■The
For detailed information on fiber cable specifications, refer to the
SuperStack 3 Implementation Guide that accompanies your Switch.
If you wish to connect a