System Requirements; Ethernet Performance; Cable Specifications - 3Com OfficeConnect 3C19500 User Manual

3com officeconnect 3c19500: user guide
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System Requirements

Operating Systems
The Network Storage Server will support the following Operating
Systems:
Windows 95a
Windows 95b
Windows 95b Version 2.5
Windows 98
Windows 98 Second Edition (SE)
Windows NT 4.0 (Service Pack 4.0 and later)

Ethernet Performance

The Network Storage Server complies to the IEEE 802.3i, u and x
specifications.

Cable Specifications

The Network Storage Server supports the following cable types
and maximum lengths:
Category 3 (Ethernet) or Category 5 (Fast Ethernet or Dual
Speed Ethernet) Twisted Pair — shielded and unshielded cable
types.
Maximum cable length of 100m (327.86 ft).
Pinout Diagrams
Figure 9
shows the pinout connections for twisted pair cable.
Figure 9
Twisted Pair Pinouts
Straight-through
Normal
Pin
port
1
Rx+
2
Rx-
3
Tx+
4
5
6
Tx-
7
8
39
Crossover
Uplink
Normal
Pin
Pin
Pin
port
port
1
1
Tx+
Rx+
2
2
Tx-
Rx-
3
3
Rx+
Tx+
4
4
5
5
6
6
Rx-
Tx-
7
7
8
8
Normal
port
1
Rx+
2
Rx-
3
Tx+
4
5
6
Tx-
7
8

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