Re: Intermittent internet since upgrading to squeeze
On Wed, Mar 2, 2011 at 5:48 PM, Camaleón <noelamac@gmail.com> wrote:
> On Mon, 28 Feb 2011 22:31:55 +0200, George wrote:
>
>> On Mon, Feb 28, 2011 at 2:04 PM, Camaleón wrote:
>
>>> Simple ethernet networking can be "not that simple" :-)
>>>
>>> Are you using dhcp or any dial client (pppd)? Are you using
>>> NetworkManager?
>>> Can you still make local pings?
>>> Can you browse the web if you specify the IP address of the host?
>>> Ethernet card and driver?
>>>
>>>
>> I'm using dhcp. I don't know if I'm using networkmanager.
>
> It is enabled by default, so if you didn't turn it off it should be up,
> configured and running.
>
>> Once the problem starts I can only ping localhost.
>
> When it happens, run "/sbin/ifconfig" to get the current status of your
> network adapter and also "ip ro" to display the available routes.
>
>> I can't even ping the gateway router.
>
> That can mean that you have lost all of your network card data (ip,
> netmask, gateway...). The above commands will tell.
>
>> My /etc/network/interfaces is as follows:
>
> (...)
>
>> # The primary network interface
>> allow-hotplug eth0
>> iface eth0 inet dhcp
>>
>> auto eth0
>
> Then you are using a dhcp server to get all the data for the interface.
> You will have to find out why you are losing contact with your dhcp
> server, which I guess is configured in the router itself, right?
>
> As first step, you could (as root):
>
> grep -i dhcp /var/log/syslog
Thanks to everyone that replied, however the problem seems to have
fixed itself. I don't recall doing anything special, other than doing
ifdown/ifup a bunch of times.
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