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Problem with AT&T Modem and Linksys Router [Solved/Closed]

Melza - Last answer on May 8, 2011 10:00pm BST
Hello,
I am having a problem with getting internet connection after connecting my Linksys WRT54g router to my AT&T DSL/Cable modem. I went through the entire setup process with no problem and then I received the message that the router was unable to connect to the internet. From reading some of the other issues, I'm wondering if my WEP security could be the problem. Please advise. Thanks
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Problem with AT&T Modem and Linksys Router »

71 replies
Answer
+12
moins plus
I had the same problem and here's how I fixed it. I use Internet Explorer, but the directions should be close for others. Here are the steps in order.

Download the latest firmware from the linsys website.
Access you router at http://192.168.1.1. If the user name and password screen appears, the default is admin for username and admin for password, at least it was for mine.
Upgrade the frimware. If you need help upgrading firmware, liksys has a tutorial on the site.
Click on Setup.
Under the Basic Setup screen, change the Local IP address to 192.168.2.1. (This is straight from linksys)
Save settings.
Make sure that the router and modem are hooked up correctly.
Go to Internet Options under Tools.
Click on the Connections tab.
Click on Lan Settings.
Check the box next to "Automaticaly detect settings".
Click Ok.
Click Ok.
You should be able to access the internet.

This is what worked for me. Hope it helps.
Feel free to email me with questions.

joblo - Mar 27, 2010 5:00pm GMT
changed to 192.168.2.1. worked like a charm...THANKS!
jojo - Aug 2, 2010 12:14am BST
I think alot of people got the same problems with setting up with linksys router and Att&t internet.because the internet service they are programs like that try to make some money from customer who are call for help and drouble shoot from thire spirware.I yoy try to call for help they will charge you the money.let see the other service like,camcost,clearwire,aol,and other,alot of ppl don't get problem with setup the router
linksys-att-solved - May 8, 2011 10:00pm BST
This is the simplest way I fixed it. IT WORKS Go through the installation process but set your router without security , it will run without problem. Once installed go to your linksys software and change your security options to MPA ro WEP. It will work for sure.
Answer
+4
moins plus
After hours of trying this and that all I needed to do was sign into the basic linksys page at http://192.168.1.1 and change the IP to 192.168.2.1!

Don't need to change the DHCP setting

Tom C - Jun 21, 2009 5:08pm BST
Thank you Debb. I recently signed up for AT&T dsl and received a non-wireless modem. I added a Linksys wireless-G broadband router(WRT54GL) to have wireless in our home. I logged into the Linksys router/wireless and changed the ip address to 192.168.2.1 and set it to the DHCP setting (even though I have a dsl connection) and it worked great.
Steve - Jul 10, 2009 6:04pm BST
Can you give me a hand with getting my router going? Looks like we had similar problems getting on the internet with AT&Ts DSL and a Linksys Router. Thanks! Hope you can help me!

Steve
chris - Apr 28, 2011 5:05am BST
AHHHHHHHHHHH!!!!!!!!!!!!!!!!! finally! SUCH BS!

Thanks Debb
Answer
+3
moins plus
stickykey is right, because i got my fix by calling ATT and they directed me to the same step.

use PPPoE for your att and also configure PPPoE with your linksys router which u must enter the username and password for both things. If anyone is still having problem email me or beter give me ur phone number (u.s numberss). and i can help you more for free.

webflyer - Nov 29, 2009 4:22pm GMT
Howdy-I see these posts are a little dated and unsure if you still post here. I have have AT&T DSL and a Linksys router. As much as I glad to see I'm not the only one having problems I'm still very frustrated. I'm networking two macs to a BEFSR41 wired router. Either computer can access internet as long as the other isn't already logged on. When attempting to do so I get error message from MAC saying ethernet cable isn't plugged in.

Also I have'nt been able to access brower based set-up window. Can only assume the router has changed its IP.

If you can offer a suggestion I would be ever so greatful.

Thanks
tlsj - Feb 12, 2010 1:27am GMT
Have a Linksys WRT54G Router and a Motorola 2010 Modem. Changed the Linksys to PPOE, try to connect to the internet and still get the no internet connect message. I've restarted everything and no luck. Any help would be appreciated. Connect me at Email Id removed for security or if you give me a number I will call you. Thanks
sanchezkk- May 20, 2010 12:08pm BST
I also need advised. I have a Westell (AT&T) Modem and a Linksys Router WRT54G and I have tried almost everything. I saw that flyez offered to help with the solution. I've been working on this for a couple weeks now and then but I cannot get them to communicated with eachother. Any help would be appreciated.

Thanks
Kenny
Answer
+2
moins plus
Conncet to your Linksys router to your computer. Set it to automatic Configuration DHCP (it is the default but make sure it is). Look for Local IP address (router IP Address). Change it to 10.10.10.1.

Below that DHCP server, click Enable. STARTING IP adress to 10.10.10.100.

Save Settings.

Click continue.

Go to STATUS TAB. click release IP address. click Renew IP address.


you see DNA server is 198.168.1.254.

Remove compter connection.

Restart Modem, after solid green light, connect router.

Go and check every laptop /computer for wireless connections. At the end, if you have a computer that is to be connected to a router, then connect it to the router using ethernet cable. At any time you want to reset your modem, make sure you are not connected to the computer directly otherwise it changes DNS server and you loose all wireless connections)

I hope it works for you.

Answer
+2
moins plus
just an update after 2 days of trying and searching

heres my setup

AT&T DSL
WESTELL modem
Linksys WRT54G

had to go to 192.168.1.1
go to set up screen as mentioned above
basic setup
change local IP to 192.168.2.1
and top drop down bar set to Auto-Config DHCP
and it worked.

Answer
+1
moins plus
I had the problem and eventually fixed it similar to what is reported above - by changing the local host address from 192.168.1.1 to 192.168.10.1

Here is what I figure to be the problem. Looks like AT&T is also using NAT gear for its DNS server with the DNS address of 192.168.1.254. When your PC do a DNS look up, it will send the request to AT&T DNS server - with the address of 192.168.1.54. When your default Linksys router got the request, it says "Oh, 192.168.1 is my local network" so the router will not forward the request to the DLS network but will try looking for the DNS server inside your house.

By changing the local network in your house to 192.168.x, where x is not 1, it solves the problem since the router will forward the 192.168.1 packets into the Internet.

afriend - Dec 14, 2009 2:51am GMT
Why won't AT&T tell anyone this? Does Linksys tell you this if you call their T support? AT&T wanted $30 to tell me that I had to buy another router cause they don't support, know how to tell me to change an internal IP on the router (I was ready to change the router setup when I called them, two hours later I gave up before talking with anyone who really knew anything). An internet search produced two threads with this simple solution of not clashing subnets and I was up and running in 5 minutes.

Thanks for posting.
Answer
+1
moins plus
Yes, the answer is to change the IP address of your router, and here's why?

Unlike a cable modem, a DSL modem is a gateway, a pseudo-router in its own right. It has its own IP address and configuration page if you were to type that number into the address bar of a browser. It also typically has a DHCP server so I can assign an IP address to your computer.

The problem with hooking up a router in-line with your DSL connection is that typically a router is also a DHCP server, and its IP address is usually in the exact same subnet as the DSL modem. In my case, the router was at its default 192.168.1.1 and the DSL modem was at 192.168.1.254. Well the DSL modem's address happened to be in the range of assignable addresses for my router, and vice-versa. So basically the situation was two DHCP servers fighting over the same range of addresses. I changed the router's IP address to 10.0.0.1 and all was well, but pretty much any address that wasn't 192.168.1.x would have worked. By putting the router on a different subnet, you basically separate two fighting territorial wolves and give them each their own space to control.

A word to the wise, DO NOT call your DSL technical support. They are not equipped to handle wireless router questions.

Of course the simplest solution is the buy a DSL modem with a built-in wireless gateway in the first place.

jnd - Feb 22, 2010 12:47am GMT
Hi brstilson,
I had been having problems for 2 weeks reconnecting to the Internet with a new AT&T modem. My old one went out after 3 yrs and I already had a Linksys router for a year. I'm a novice with computer tech, so I went through tech support from Linksys and At&t. Over a 4-day period, both companies kept sending me back and forth to fix the problem. At&t even had the audacity to say they could fix the problem via advanced tech support for $99.00. Thanks to this forum and your advice, I'm now able to get the Internet again. Many, many thanks!
Salem - May 20, 2010 12:40am BST
I love you dude thank you so so so so so so so so so much!!!
molly - Jun 27, 2010 3:05pm BST
$99 is a deal-they wanted $129 to fix mine. Thanks all!
Answer
+1
moins plus
Even with the setting changed to 192.168.2.1, it connects but will NOT let both a wired in desktop and a wireless Laptop out to the internet at the same time. I am doing this for a friend whose old Siemens modem went out. I am having her return it and get the 2Wire - not worth all the wasted time to keep working on the Motorola modem - which is a piece of junk in any case.

Note - last fall, for reasons I will not get into, I temporally went off Earthlink DSL (on AT&T lines) to AT&T dry loop. Went through hell trying to get the Motorola working with my Dlink draft N router. Got second level AT&T to work with me on this, and they were surprised that after trying a number of settings changes (in addition to the domain number change), it would work briefly and then always go out. Even tried a 2Wire in bridge mode (I needed to stay with N), which also worked briefly that stopped.

I tried plugging in my Earthlink modem (without modifying any settings) and it worked for a few months until I moved. The AT&T tech (I had his direct line by that point) was really surprised also. I was able to return all AT&T devices for full credit.

As a result of all this, there is no way I would go with AT&T as a direct ESP. i actually got good support help (NOT in India), but their proprietary modem mods make their overall service unacceptable.

Answer
+1
moins plus
router IP change worked for me... went from 192.168.1.1 to 192.168.10.1
got the ol' internets going again, no PPPoE changes, no speed decrease, and I can access the internet simultaneously from a wireless laptop and this computer

procedure:
1) changed router IP
2) Plugged ethernet into modem
3) unplugged both
4) plugged in modem, waited for all possible lights to come on
5) plugged in router
6) posted this comment

Service: AT&T U-verse DSL 6.0Mb
Modem: Motorola MIPDSLA (standard black one in the AT&T startup box)
Router: Linksys WRT54GS v2

Answer
+0
moins plus
Call the Linksys help line - they should be able to help you better than any of us.

red - Oct 29, 2009 2:06am GMT
Connect one computer via wireline to the the router and disable the LAN connection in network places.
Think the problem you're having is that router is confused about whether to open the wireless port or LAN port of the connected device.
Answer
+0
moins plus
I'm having the same problem. Did linksys help you and if so what did they suggest?

Answer
+0
moins plus
Okay, So log into your router via 192.168.1.1 in your browsers address bar. Got to basic setup. Then at the top of the page you should have a drop down menu that has a list of ways to connect to the internet. It is my understanding that you need to use PPPoE and the designated account that you have with at&t. Use this and you should be able to connect now.

kcandjr416 - Mar 4, 2009 4:08am GMT
hey im having the same problem with my att modem and my linksys. please call me at Phone number removed for security anytime. thank you. christina
Answer
+0
moins plus
I typed in adressbar http://192.168.1.1 and when it asks for username and password admin pass and username don't work any1 knows how do i change it?

lovebitn - Jul 6, 2009 2:12pm BST
Hey Flisk,
Leave your username blank and use admin for password. If that doesn't work, you'll need to reset your linksys device. To reset my linksys printer server, I unplug the power, put a pen in the reset hole, then plug the power back in, leaving the pen pushing in the reset button for 10 seconds. Then you should be able to leave the username blank and type admin for the password.
brstilson - Jul 20, 2009 4:56pm BST
If it's a Linksys router leave the username blank and use the password "admin." if this doesn't work, you'll have to restore it to factory settings by pressing the EZ setup button (it's the glowing orange Cisco logo)
Answer
+0
moins plus
Ok so i changed the local address to 192.168.2.1 and kept the dhcp as is, but now my internet is slower then what it use to be and videos load extra extra slow...And on top of it all, i called At&t dsl line and they said they cant help me with my router. They want me to pay their tech people for their modem resetting!!! Any solutions to get it running back in DSL mode and not 54mps

Answer
+0
moins plus
Yes, fixed my problem also I switch from comcast cable modem to ATT DSL modem and All I had to do was change the Ip address of my Linksys wireless router from 192.168.1.1 to 192.168.2.1 and leave the drop down menus to the default automatic DHCP and I was able to connect to the internet..from what I understand DSL uses this address and Comcast cable it doesn`t so thats were the confiict was...Good luck
Steve

formula1 - Aug 31, 2009 2:32am BST
You are awsome
Answer
+0
moins plus
You have to bridge the att modem 1st-then hook up the router and set it to pppoe with yout att provided username and password---if it doesnt immediately work, powercycle the entire network in this order ---modem, router, pc and bring it back up the same way....then you should be able to surf with no problem

genesis211 - Nov 12, 2009 4:51pm GMT
Changed the local address of the Linksys rtr to 192.168.2.1 and then DCHP automatically changed to start at "192.168.2.100", will this be ok? I am setting up a rtr for my boss that he is going to connect himself, I want everything to work! :)
penguin - Jan 14, 2010 4:45am GMT
Changing local address of linksys to 192.168.2.1. However, I have to use "Automatic Configuration - DHCP" in my linksys WRT54G Version 5 to make it works. Mine is AT&T DSL modem(Motorola).

Thanks for the hints from folks in this forum. Finally my wireless router is working and I'm "off leash"..off from the wire... :)
Answer
+0
moins plus
hey thanks to the fine chap/s who pointed out that you merely have to change the default dns to 192.168.2.1 as opposed to 1.1 --- i too had at&t basically weasel around and transfer me to three people going through call-screens where they're like "if you want to use our premium tech support service dial this number, it can be billed either to your credit card or account" or press 2 or 3 or whatever.

i get a lady on the phone tell her i just need that one magic little thing to do to make it work, and she asked for credit card numbers so they can charge me $30.

it wouldn't surprise me if they have their modems route like that on purpose so that way schmucks with linksys routers go UH OH and might not have the foresight to google the problem and see what the people say, and then they'll go $30 please and then BAM. you're in. or well someone said linksys says it, but again, it's a rough and tumble world and so it goes, my friends, so it goes.

anyways, now i am not chained to the wall by the incoming phonebox downstairs so i can sit upstairs and wireless route like the pimp i am so thank you guys for all of your help. you do the lord's work here

# james, like lebron,

Answer
+0
moins plus
Sometimes the DSL modem is using the same local TCP/IP address. For example if your router is using 192.168.1.1 and your new modem also has a hard-coded IP address that is identical, you won't get internet traffic. Change the router address to 192.168.2.1. That should get your internet access working.

Answer
+0
moins plus
First you need to configure att&t modem from PPP to PPPoE. once you configure it, go ahead plug the network cable to the wireless router.
2nd: configure wireless router from DHCP to PPPoE mode.
3rd: enter your full customer ID. Example: joesmith@att.net, don't forget your DSL network password.
4th: just click save settings and you are done.

Answer
-1
moins plus
i am also having the same problem with my att router dsl modem from motorola when using the linksys wireless, everything will go well but then it will say "the router was unable to connect to the internet." this is making me very angry.
if anyone knows how to fix this please tell us.
thank you

john - Oct 29, 2009 12:36am GMT
can you give me the exact network setup?

ex. ISP, brand of the modem, linksys device and version, how many computers, etc.


Regards,

John
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