can't reach internet

[Mirco Bertossi]

2007/8/13, Marcelino Luna <marce34 at gmail.com>:
> Mirco Bertossi escribió:
> > HI folks,
> > I have a problem with a new aspire 5671 laptop. I installed festy, and
> > more or less everything goes on, but the network cards. Both them
> > seems to work, but when I start firefox or synaptic they simply can't
> > go out. Well not exactly: for example I can load www.google.com and
> > related, so I can read my post but I can't write.
> > I tried nslookup: works
> > ping to whatever you want: works
> > telnet www.site.com 80: works
> > My net is composed by a router, a netgear wg602 a.p. that give me the
> > wireless connection. I have another pc that works perfectly though the
> > same router, so I don't thing could be a router problem. What can I
> > do?
>
> I had the same problem. Try adding the following to /etc/sysctl.conf and
> restarting:
>
> net.ipv4.tcp_wmem = 4096 16384 131072
> net.ipv4.tcp_rmem = 4096 87380 174760
>
> And here goes the explanation: http://lwn.net/Articles/92727/   though
> it seems the solution
> given in this URL doesn't work in Ubuntu.
Hi Marcelino, i tried your solution and IT WORKS!!! Great, thank you a
lot! I didn't understand what went wrong, and I still don't know, but
now I can surf. Fantastic!