*** This bug is a duplicate of bug 89160 ***
https://bugs.launchpad.net/bugs/89160
You have a broken router somewhere in the path.
A workaround:
echo 0 > /proc/sys/net/ipv4/tcp_window_scaling
** This bug has been marked a duplicate of bug 89160
cannot get an HTTP response from some sites
It is also worth mentioning perhaps, as a long shot to try and fix this
problem, i tried disabling ipv6 as a last ditched effort last nite by
doing the following
sudo nano /etc/modprobe.d/aliases
Find the line: alias net-pf-10 ipv6
Edit this to: alias net-pf-10 off
sudo modules-update
Save the fil