Wednesday, January 6, 2010

Does Wi-Fi offer a seamless roaming connectivity?



Don’t you think that Wi-Fi has its manifold benefits? Mobility is the key beneficial aspect of Wi-Fi networks. For example, a person can stroll through a facility while making a discussion over a Wi-Fi phone. You can even get the scope of downloading a large file from a server with Wi-Fi connectivity.

Inside the user device of the Wi-Fi radio, without human intervention, roaming is possible from one access point to another. The roaming takes place according to the requirement of the seamless connectivity. But some connectivity problems are there which can create a lot of trouble. We are going to discuss such issues to know whether this Wi-Fi roaming is seamless or not.

In our test arrangement we take two access points which are regarded as standard points. Of the two access points one access point, which is denoted as AP-1, is set to channel 1 and AP-2, the other access point, is placed to channel 6. Now keep the other settings in their default values such as 100 milliseconds for beacon interval and disabling RTS/CTS.

Standing within a little feet of AP-1 with the wireless client ensures that you are very much associated with AP-1. Within the array of the wireless clients the radio broadcasts an 802.11 probe request. This request was transmitted to get responses from access points.

Be sure that there are possibilities of getting a much higher time for roaming. So when you are installing a wireless LAN application or a wireless voice make it clear that it is not tolerant to the delays caused by roaming.

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