ZyXEL Communications 320W manual Factors of interference, Solution, What is Ad Hoc mode?

Models: 320W

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Factors of interference:

P320W Support Notes

What are potential factors that may causes interference among WLAN products?

Factors of interference:

1.Obstacles: walls, ceilings, furniture… etc.

2.Building Materials: metal door, aluminum studs.

3.Electrical devices: microwaves, monitors, electric motors.

Solution :

1.Minimizing the number of walls and ceilings 2.Antenna is positioned for best reception

3.Keep WLAN products away from electrical devices, eg: microwaves, monitors, electric motors,…, etc.

4.Add additional APs if necessary.

What's the difference between a WLAN and a WWAN?

WLANs are generally privately owned, wireless systems that are deployed in a corporation, warehouse, hospital, or educational campus setting. Data rates are high and there are no per-packet charges for data transmission.

WWANs are generally publicly shared data networks designed to provide coverage in metropolitan areas and along traffic corridors. WWANs are owned by a service provider or carrier. Data rates are low and charges are based on usage. Specialized applications are characteristically designed around short, burst messaging.

What is Ad Hoc mode?

A wireless network consists of a number of stations without access points. Without using an access point or any connection to a wired network.

What is Infrastructure mode?

Infrastructure mode implies connectivity to a wired communications infrastructure. If such connectivity is required the Access Points must be used to connect to the wired LAN backbone. Wireless clients have their configurations set for "infrastructure mode" in order to utilize access points relaying.

How many Access Points are required in a given area?

This depends on the surrounding terrain, the diameter of the client population, and the number of clients. If an area is large with dispersed pockets of populations then extension points can be used for extend coverage.

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All contents copyright (c) 2005 ZyXEL Communications Corporation.

Page 66
Image 66
ZyXEL Communications 320W manual Factors of interference, Solution, Whats the difference between a WLAN and a WWAN?