Tree Networking Mode; Figure 4-2 Chain Networking Mode - Huawei Airbridge DBS3900 Product Description

Airbridge DBS3900 CDMA Base Station
Product Description

Figure 4-2 Chain networking mode

Advantages
The chain networking mode helps reduce the costs of transmission equipment, of engineering
construction, and of transmission link rental.
Disadvantages

4.3 Tree Networking Mode

This section describes the application scenarios, advantages, and disadvantages of the tree
networking mode.
Application Scenarios
The tree networking mode is applicable to areas where network structures, site distribution,
and subscriber distribution are complicated, for example, areas where subscribers are widely
distributed and hot spots gather.
Figure 4-3
Issue 11 (2010-06-18)
Signals go through a large number of nodes, and therefore the line reliability is low.
Faults in upper-level BTSs may affect the normal operation of lower-level BTSs.
The number of chain levels cannot exceed three.
shows the tree networking mode.
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4 Transmission and Networking of the BTS
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