Might this have something to do with differences in the way NAT treats
TCP vs. ICMP? I haven't worked with NAT much so this is a good brain
teaser.
John
>>> "EA Louie" 9/19/01 2:15:34 PM >>>
okay... we'll be waiting for your thoughts to be 'collected' ;-) ---
more
below
----- Original Message -----
From: "Chuck Larrieu"
To: "EA Louie" ;
Sent: Wednesday, September 19, 2001 10:31 AM
Subject: RE: NAT and Telnet [7:20362]
> I'll have to think about the solution for a bit, but the reason it
happens
> is really quite simple. I posted a problem like this a "Friday Folly"
or a
> "Weekend Folly" a couple of months back.
>
> think in terms of router operation. e.g. what happens when a packet
is
> received on an interface.
>
Actually, this is not really an order of operation issue.
> knowing router behaviour as well as protocol behaviour can help one
solve
a
> LOT of problems
> ( hint, hint ;-> )
Here's a BIG hint: as a protocol, NAT is bi-directional. ;-)
>
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf
Of
> EA Louie
> Sent: Tuesday, September 18, 2001 10:28 PM
> To: [EMAIL PROTECTED]
> Subject: NAT and Telnet [7:20362]
>
>
> I posted this on the Lab list...but I thought some folks here might
enjoy
> the
> challenge, too. (Apologies to those who are on both for the
cross-post)
>
> I was going to post a "how to" question about NAT, but I figured it
out so
I
> thought I'd share the information with the list and challenge you
with the
> solution.
>
> When using the address of the outside interface as the NAT overload
address,
> I
> could not telnet into the router. I could ping, but the telnet
sessions
> would
> time out.
>
> I came up with a solution - can any of you figure out what it was?
And
does
> anyone know the reason that this happens?
>
> -e-
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