Re: Dropped Traffic on IPSec VPN after switching ISPs

On 04/12/2011 04:46 PM, Jim Spaloss wrote:

> That said, I have m0n0wall deployed at quite a few locations, many of which
> have been have been working reliably with IPSec tunnels for several years.
> This location that I'm dealing with the issue in was trouble-free for
> several years over IPSec, right until until we switched from DSL to cable.

> This issue may very well be unrelated to M0n0wall or IPSec, and I probably
> will pursue it with the ISP. The only reason why I haven't so far, is that
> the same ping command that loses 50% traffic over the tunnel, doesn't drop
> any when going out to an external web site like Google, and I've have no
> freeze-ups, or disconnects when connecting to the site via PPTP. That's what
> has me stumped.

I have had some bizarre problems with MTU.  The worst was a website that 
would only partially load till I dropped it.  I am about to start 
setting it to 1400 as a regular practice.

			Lee