Re: ppp mru/mtu and ip masquerading

Steve Dodd (dirk@loth.demon.co.uk)
Sun, 28 Feb 1999 07:52:40 +0000


Hi,

On Sat, Feb 27, 1999 at 05:49:29PM -0500, Dan Srebnick wrote:

> For days I was attempting to go to a http://www.iomega.com from a machine
> behind an ip masquerading firewall running kernel 2.2.2. DNS would
> resolve, and the browsers would wait indefinitely for a response.
> However, I could reach the site using lynx from the firewall.
>
> My ppp mru/mtu was set to 512 for performance reasons. I wondered if this

I'm certainly not a TCP person, but as www.iomega.com blocks ICMP echo / echo
reply, is it possible they've done a stupid and blocked _all_ ICMP including
frag_needed (thus clobbering path mtu discovery)?

S.

-- 
"Apathy is not the problem, it's the solution"

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/