Re: ICMP problems with Firewall-1 (long)

Darren Reed (darrenrreed.wattle.id.au)
Thu, 2 Jul 1998 21:54:48 +1000 (EST)

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In some email I received from Ryan Russell, sie wrote:
>
> I'm not following.... I don't think I made any reference to that
> in my post... is this something in Bill Burns' code you speaking of?

Yes.

Darren

>
>
>
> Darren Reed <darrenrreed.wattle.id.au> on 07/01/98 05:49:00 AM
>
> To: Ryan Russell/SYBASE
> cc: firewall-wizardsnfr.net
> Subject: Re: ICMP problems with Firewall-1 (long)
>
>
>
>
>
> You might want to scrub the check for ttl being less than 30.
>
> Some systems are shipping these days with a default ttl of 64
> which will fail the check falsely.
>
> Darren
>
>
>

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