Setup sitecom 300n extender

SOURCE: can't log on 192.168.0.234 i have belkin router

First reset your router to factory defaults.
You can reset it with RESET button press it for 10 secondsd it is in back side of router.
Then connect your router to comuter with ethernet cable then you can access it with following link.
http://192.168.1.1
or
http://192.168.0.1
for belkin router
http://192.168.15.1

user name as "admin" and if it want password then "admin" or blank or "password"

Then you can access it's configuration.
Let me know if you need more assistanse.
Thanks.

SOURCE: sitecom WL-330 range extender with dlink dir-615- unable to use

I am guessing you have XP or vista. here are the instructions for both.
XP 1. Click ‘Start’ button (it should be located at lower-left corner of your computer), then click control panel. Double-click Network and Dial-up Connections icon, double click Local Area Connection, and Local Area Connection Properties window will appear. Select ‘Internet Protocol (TCP/IP)’, then click ‘Properties’ 2. Select ‘Use the following IP address’, then input the following settings in respective field: IP address: 192.168.0.2 Subnet Mask: 255.255.255.0 Click ‘OK’ when finish.
Vista 1. Click the ‘Start’ button (it should be located at lower-left corner of your computer), then click control panel. Click View Network Status and Tasks, then click Manage Network Connections. Right-click Local Area Network, then select ‘Properties’. The Local Area Connection Properties window will appear, select ‘Internet Protocol Version 4 (TCP / IPv4)’, and then click ‘Properties’ 2. Select ‘Use the following IP address’, then input the following settings in respective field: IP address: 192.168.0.2 Subnet Mask: 255.255.255.0 Click ‘OK’ when finish.
Next step for both All functions and settings of this access point must be configured via the web management interface. Please start your web browser, and input ‘192.168.0.234’ in the address bar, and press the ‘Enter’ key. The following dialog should be shown: Please input user name and password in the field respectively. The default user name is ‘admin’, and the default password is ‘admin’. Press the ‘OK’ button to see the web management interface of this access point: NOTE: If you can’t see the web management interface, and you’re being prompted to input user name and password again, it means you didn’t input username and password correctly. Please retype user name and password again. After you connected to the access point by web browser, the first thing you see is ‘Status and Information’ page. All system and network related information of this access point will be displayed here. The information is very helpful when you want to know the detailed information of your access point, and when you try to fix the communication problem between this access point and other wired / wireless computer / devices. You can click ‘Home’ on the left, This access point can be operated in different modes; you can click ‘Basic Setting’ to select an operating mode you want to meet for different needs: You can click ‘Mode’ dropdown menu to select operating mode, and there are 3 operating modes available: AP Access point mode, allows wireless clients to connect to access point and exchange data with the devices connected to the wired network. Station- Infrastructure Enable the Ethernet device such us TV and Game player connected to the access point to a wireless client. Universal Repeater This product can act as a wireless range extender that will help you to extend the networking wirelessly. The access point can act as Station and AP at the same time. It can use Station function to connect to a Root AP and use AP function to service all wireless clients within its coverage. You can hopefully figure it out from there.

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