ZyXEL G-160 User Guide - Page 23

Roaming, Infrastructure Network Example

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ZyAIR G-160 User's Guide Figure 2-3 Infrastructure Network Example 2.1.5 Roaming In an infrastructure network, wireless stations are able to switch from one BSS to another as they move between the coverage areas. During this period, the wireless stations maintain uninterrupted connection to the network. This is roaming. As the wireless station moves from place to place, it is responsible for choosing the most appropriate AP depending on the signal strength, network utilization or other factors. The following figure depicts a roaming example. When Wireless Station B moves to position X, the ZyAIR in wireless station B automatically switches the channel to the one used by access point 2 in order to stay connected to the network. Using the ZyAIR Utility 2-3

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ZyAIR G-160 User’s Guide
Using the ZyAIR Utility
2-3
Figure 2-3 Infrastructure Network Example
2.1.5 Roaming
In an infrastructure network, wireless stations are able to switch from one BSS to another as they move
between the coverage areas. During this period, the wireless stations maintain uninterrupted connection to
the network. This is roaming. As the wireless station moves from place to place, it is responsible for
choosing the most appropriate AP depending on the signal strength, network utilization or other factors.
The following figure depicts a roaming example. When Wireless Station
B
moves to position
X
, the ZyAIR
in wireless station
B
automatically switches the channel to the one used by access point
2
in order to stay
connected to the network.