To restrict access to a wireless network using a password and MAC address filtering: 1. Log into the router at 192.168.1.1 with the default username and password of "admin", enable WEP security, and set a password. 2. Find the MAC addresses of allowed clients by viewing connected devices. 3. Enable the access list, select "allow" and add the MAC addresses, then apply the new configuration.

2. Login to the ADSL Router on http://192.168.1.1 The username and password by default are ‘admin’ and ‘admin’. Click on ‘advanced’

3. Click on ‘wireless security’

4. Select the WEP security. Enable WEP security. Key in the desired security password. Click on Apply.

8. Copy the MAC ids for the clients whom access has to be permitted.

11. Select the check box ‘enable access list’ Select ‘allow’ Enter the MAC id in the space provided. Click on add.

12. Click on ‘apply’