Cabletron Systems HSIM-F6 - Manual (Page 69)

Twisted Pair Pinout Configuration
HSIM-F6 User’s Guide 5-7
5.4.3 Twisted Pair Cable Length
The TP-PMD FDDI standard specifies the following:
Maximum total cable length: 100 km (62 miles) — dual ring
200 km (124 miles) — wrapped
Maximum twisted pair
cable length between
adjacent nodes:
100 m (328.1 feet)
5.5 TWISTED PAIR PINOUT CONFIGURATION
This section provides the RJ45 pinout configuration for Unshielded
Twisted Pair (UTP) and Shielded Twisted Pair (STP) Physical Layer
Medium Dependent (PMD) ports.
Figure 5-1 RJ45 TP-PMD Port
NOTE
When connecting two twisted pair ports together, a transmit
and receive cross-over must occur between the two devices
(within the cable).
1. Transmit +
2. Transmit -
3. N/A
4. N/A 5. N/A
6. N/A
7. Receive +
8. Receive -
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