Re: Checking internet connection without a winbox

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On Sun, 2006-07-02 at 16:20, Dotan Cohen wrote:

> I'll look into the duplex problem, but where do I start? I did a bit
> of googling but I apparently don't know which keywords to google. How
> can I check linux's duplex setting, and how can I check the routers?
> Here, this may help:
> $ ifconfig
> eth0      Link encap:Ethernet  HWaddr 00:C1:26:02:91:50
>           inet addr:  Bcast:  Mask:
>           inet6 addr: fe80::2c1:26ff:fe02:9150/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:90596 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:82693 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:1000
>           RX bytes:88603039 (84.4 MiB)  TX bytes:12217393 (11.6 MiB)
>           Interrupt:11 Base address:0xf00

The '0 errors' part looks good.  If you see an equivalent on
the router side you are probably OK locally.

> > Try to find something that shows traffic and errors on the router
> > side.  And if the errors are on the next hop out past the router,
> > report that to your isp.
> Wouldn't mtr do that? But I need to correct or eliminate the router first.

I don't think I believe what mtr says.  Try running it with an
address just one or two hops out.

  Les Mikesell

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