Hitachi CMU Series User Manual page 89

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5 USER GUIDE
Constraints on multi-hub connection
When a multistage connection of hubs is used, the following limitations are placed on the
number of intervening hubs and the number of segments in any path from one station to
another:
Item
Number of hubs
Number of segments
Segment length
Maximum network length
Segment
Figure 5-4 Typical 100BASE-TX-based Configuration
10BASE-T
Up to 4
Up to 5
Up to 100 m
Up to 500 m
Hub
Hub
S
S
Figure 5-3 Typical 10BASE-T-based Configuration
Segment
Up to 2
Up to 3
Up to 100 m
Up to 205 m (5 m or less between hubs)
Hub
S
Cable lengths not exceeding 100 m each
Hub
Hub
100 m
5 m
S
5-4
Specification
Hub
S
100 m
S

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