Cabletron Systems 3T01-04, Руководство пользователя

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Connecting the Token Ring Module to a Hub
Token Ring Switch Module User Guide Page 2-3
Refer to the Hub manufacturer’s manual for specific cabling information
for connecting workstations to the Hub.
To connect the Token Ring module to a UTP Hub, attach one end of a
UTP cable to the Token Ring module’s RJ45 connector and connect the
other end with the appropriate connector to any port
except the Ring In or
Ring Out ports on a UTP Hub. The Ring In/Ring Out ports are used for
interconnecting Hubs. Refer to the example shown in Figure 2-1.
Figure 2-1 Connecting a Token Ring Module to a UTP Hub
2.4.2 Shielded Twisted Pair
When using Shielded Twisted Pair cabling, refer to the following (this
assumes patch cables that are no longer than 8 feet or 2.4 meters):
a. To assure compatibility with future LANs, the longest lobe should be limited to
100 meters.
Table 2-2 Shielded Twisted Pair Cabling Specifications
Data Rate Compatibility Cable Type Longest Lobe
a
4 Mbps
IBM and IEEE
802.5 Token
Ring
IBM Types 1 240 m (787 ft.)
16 Mbps
IBM and IEEE
802.5 Token
Ring
IBM Types 1 100 m (328 ft.)