Internet access problem

Markus Schönhaber ubuntu-users at list-post.mks-mail.de
Sat Nov 7 22:59:31 UTC 2009


R Page-Jones:

> Markus Schönhaber wrote:

>> Since you can connect to the router, your network interface obviously
>> has been assigned an IP address.
>> Does (on the command line)
>> ping -c 2 91.189.90.41
>> show replies while
>> ping -c 2 www.ubuntu.com
>> does not? If so, post the contents of /etc/resolv.conf.
>> The output of the command
>> route -n
>> might be useful too.

> PING 91.189.90.41 (91.189.90.41) 56(84) bytes of data.
> 64 bytes from 91.189.90.41: icmp_seq=1 ttl=50 time=74.9 ms
> 64 bytes from 91.189.90.41: icmp_seq=2 ttl=50 time=75.4 ms

Good, your router forwards packets sent by your machine to the internet
and vice versa.

> robin at robin-desktop:~$ ping -c 2 www.ubunti.com
> PING www.ubunti.com (64.20.60.106) 56(84) bytes of data.
> 64 bytes from www.ubunti.com (64.20.60.106): icmp_seq=1 ttl=54 time=143 ms
> 64 bytes from www.ubunti.com (64.20.60.106): icmp_seq=2 ttl=54 time=142 ms

Good. Name resolution seems to work too.
BTW: I was talking about www.ubuntu.com and not www.ubunti.com. And the
interesting thing is, I don't get ping replies from www.ubunti.com while
you do. Obviously your internet works even better than mine ;-)

> robin at robin-desktop:~$  /etc/resolv.config

It's /etc/resolv.conf, which is simply a text file. Opening it in a text
editor and pasting it's contents would be enough.

> robin at robin-desktop:~$ route -n
> Kernel IP routing table
> Destination     Gateway         Genmask         Flags Metric Ref    Use 
> Iface
> 192.168.1.0     0.0.0.0         255.255.255.0   U     1      0        0 eth0
> 169.254.0.0     0.0.0.0         255.255.0.0     U     1000   0        0 eth0
> 0.0.0.0         192.168.1.1     0.0.0.0         UG    0      0        0 eth0

That also looks reasonable to me.

> Putting foo.bar in the domain search box didn't have any effect. The 
> "apply" button stayed greyed out. I must be doing something wrong here 
> but I can't see what!

I was wondering about that but you sounded so sure. As I explained, the
search domain is not something which is not technically necessary to
make a network connection work. Therefore I see no reason why no
information in this field should cause the Apply button to stay greyed
out. What information did you not enter in this dialogue either?

Anyway, all the information you provided above seems to indicate that
your network connection is working perfectly well. So you should
probably explain what *exactly* you're talking about when you say "I
cannot access the internet". What exactly are you doing? What exactly is
the result of this action (error message, ...)?

-- 
Regards
  mks




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