Sony PCG-K215B Hardware Manual page 38

Communicating without Access Point (ad-hoc)
An ad-hoc network is a network in which a local network is created only by the wireless devices themselves, with no other central
controller or Access Point. Each device communicates directly with other devices in the network. You can set up an ad-hoc network
easily at home.
To communicate without Access Point (ad-hoc), proceed as follows:
1 Turn on the Wireless LAN switch.
2
Double-click the network icon in the taskbar displaying Wireless Network Connection.
The Wireless Network Connection dialog box appears.
3 Click the Advanced button.
The Wireless Network Connection Properties dialog box appears.
4
Select the Wireless Networks tab.
5 Click the Add... button.
The Wireless Network Properties dialog box appears.
6
Enter a Network name (SSID)*.
You can choose a 6-digit name.
7
Select Open from the Network Authentication drop-down box.
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Using your VAIO computer