I downloaded and installed Ubuntu 10.04 after carefully following the upgrade path from 9.04 via 9.10. All upgrades appeared to have been installed correctly but attempting to connect to the internet using Firefox always fails. I can ping Google, Ubuntu and Yahoo but cannot connect. The "cures' on the Ubuntu forum do not work. Any ideas ?
I tried your suggestion with no positive results. I am now getting to the stage where I will totally erase Linux and put up with the frustrations of Windows. This really annoys me as I heard Linux was so much better than Windows.
onXgosub500: I tried your suggestion with no positive results. I am now getting to the stage where I will totally erase Linux and put up with the frustrations of Windows. This really annoys me as I heard Linux was so much better than Windows.
Can you paste the output here? Otherwise it's very difficult to diagnose the issue.
Because I am using dual-boot I can't actually copy and paste between Ubuntu & XP but when trying to connect I eventually get a message that "Google (or whatever) server took too long". When I check Network Connections the system appears to have correctly identified my DSL modem address on eth0 but also when I try "sudo ifdown eth0 && sudo ifup eth0" I am told "ignoring non-existent interface eth0".
Try putting in "sudo ifdown eth1 && sudo ifup eth1" (without the quotes). This worked for me yesterday, its a little bit odd that its not eth0, instead it is eth1, even though I don't have two adapters.
If you can actually ping Google et al then you are very close to a working system. You have a proper network connection and all is connected correctly.
Let's see which interfaces you have.Type 'ifconfig' in the shell and note down the interface names in the left most column. These should be names such as 'eth0', 'eth1', etc., even though they could be named something else for you as well. Let us know what you have there.
Then see if you can connect to one of Google's web servers.
In the shell, type this: telnet google.com 80
You should see something like this as response:
Trying 74.125.53.106... Connected to google.com. Escape character is '^]'.
At the end there, type "GET /" (without quotes) and hit enter twice.
<HTML><HEAD><meta http-equiv="content-type" content="text/html;charset=utf-8"> <TITLE>302 Moved</TITLE></HEAD><BODY> <H1>302 Moved</H1> The document has moved <A HREF="http://www.google.co.nz/">here</A>. </BODY></HTML> Connection closed by foreign host. allan@allan-desktop:~$ "
I then tried Firefox again. Taking eth0 down and up from the network icon suddenly brought up my Google homepage and I was able to search, but as soon as I tried to select a link I got a server timeout message again and could no longer access the internet.
I had an issue similar to this a while back. I had to set the DNS IP addresses for my ISP manually before it would work. Find out what your ISP's DNS and gateway addresses are, then manually put them into your connection properties.
If you can ping successfully but not surf, definitely a dns issue. On Ubuntu what is in /etc/resolv.conf and is your modem/router picking up the dns address automatically or not.
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