Monday, February 25, 2013

How do I connect a dsl to a linksys wireless B router without obtaining IP address automatically?

Q. My dsl has it's own IP address that must be used but the linksys setup won't allow it. Says I have to let the computer obtain the IP address automatically. How do I do this.

A. You'll probably have better luck if you just forget the Setup CD and try it manually.

Here are some steps to try.

First connect the line from the DSL modem to the router WAN port.
Next plug the computer into the router with a Cat5 ethernet cable. Open a browser and navigate to http://192.168.1.1 and login to the router's webclient. On the Setup page choose static IP and enter the IP/Subnet mask along with any connection options that you might have from the ISP. From here also enable the DHCP server option as well and save. Also make sure to change the routers default username and password and to set up some type of security on the wireless such as WPA along with a shared key. Next configure your wireless NIC to Get an IP address automatically and use the wireless NIC's software or Windows discovery tool to search and connect to your wireless network.

Obviously you can remove the Cat 5 after the wireless is enabled.

Now it will be a little different in terms of addressing if you have a modem/router combo instead of just a DSL modem given to you by your ISP.


I have Linksys to set up my home network and wifi, I lost CD software, how can I secured network?
Q. My home now has Wifi and I can access internet wirelessly and everything. The wifi is secured but it is with a default code that is very long and it would be easier to make a personal password instead of a long one that I can't remember. I lost CD software, are there any other options? I run both a Mac Leopard OS and a Microsoft Windows Vista OS.

A. What's the model number of your router?

try visiting the following urls in your browser, one should trigger a router login page:
http://192.168.0.1
http://192.168.1.1
http://192.168.2.1
(Please note that these IP addresses are internal network addresses- they cannot connect to any website on the internet and are safe to visit- see http://en.wikipedia.org/wiki/Private_network )

Usually linksys routers use the following username/password combos:
(blank)/admin
admin/admin
admin/password

(Note: this is different than the password you'd use to connect wirelessly to your router)

If those fail search for "(model name) default password".

Once you're in, go to the security or wireless tab (It will vary by router) and you should be able to change the wireless password.

Hope this helps!


How to put a security password on a linksys wireless router?
Q. i have a WRT54G linksys router and i disabled the password so i can be easier on the family, but now i found out that hackers/neighbors/ and others are using this network. How can i put up a password?

A. To change your wireless password:

Open a command prompt on a computer connected to your network, and type in ipconfig. Take the default gateway address and put it in your web browser. The login is usually admin admin, or admin *blank*. Then look through the control panel for an option to change the wireless password.

If you are given the option, use WPA2 with AES for your security settings.


How do I setup security on my Linksys router without the cd?
Q. How can I setup my Linksys router to where no one can steal my internet? I have no cd, and I tried typing admin and password (in multiple ways) already, and it never logs me into the router? Please jhlp...

A. The login to most Linksys routers (usually IP address 192.168.1.1), is a blank username and "admin" (without the "'s) as the password. Here are some security steps I recommend.

Because routers differ as to details, I can't be specific about how to accomplish these actions, but they're almost all done from within the router's administration web pages. Note: It�s best to do them from a computer cabled (even just temporarily) to the router rather than wirelessly, especially since wireless administration will be deactivated by action #1.

Generally, to access your router�s administration pages, hook up a computer directly to the router and enter the router�s local IP address into a browser�s address window. See way below for details on finding your router's IP address.

1.Deactivate wireless access to your router's administration web pages so only a computer connected via an Ethernet cable can reach them. This won�t affect wireless use of the Internet, just wireless administration of the router. Even if you don�t want to leave a computer connected via a cable, leave the cable there for when you need it.

2.Turn off the SSID (network name) broadcast from the router. There's no need to advertise your network's presence. You're not running a hotspot; everyone who should be on your network should know its name.

3.Change your SSID from the default. Hackers know that routers come with default SSIDs and look for them. Even if the SSID isn't being broadcast, if a hacker knows its name, they can hop on board.

4.Set up encryption with an encryption key. The longer, the better. WPA (if your network and all your computers can support 802.11G) is better than WEP. WEP is better than nothing. Each of your wireless computers and devices will need this encryption key. Wired computers will not.

5.(Optional) Limit access to only the computers you want on the network via MAC filtering. (MAC refers to unique NIC (Network Interface Card) addresses, not Macintosh computers, and not IP addresses.) This isn't a defense against hardcore freeloaders -- it's possible to fake MAC addresses -- but it keeps out casual interlopers.

6.(Optional and only partially effective) Change the range of and/or limit the number of automatically assigned IP addresses (DHCP) to reduce the chance of extra users. Again, hackers know what ranges routers come from the factory with. Changing them makes it a little harder to hop on board.

Here�s how to find your router�s IP address:

1.Click on the Start->Run button.
2.In the text box, type

cmd

and press Enter.

3.A black "DOS box" will pop up. In it, enter

ipconfig /all

A bunch of gibberish will fill the box. Next to "Default Gateway" an IP address will appear. This is your router's IP address.

That should go far toward hardening your wireless network.





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