Re: Subnet masks in Dotted-Decimal format

[Arturo 'Buanzo' Busleiman <buanzo () buanzo com ar>]

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William McVey wrote:
> Actually, RFC 2979 (sect 3.1.1) clearly states that it's acceptable for
> firewalls to block ICMP Echo and Echo Reply messages.

Yes, but I'd say that the problem comes when someone filters ALL of in/out ICMP :P

Lots of people still mistake icmp echo request/reply with "icmp", not knowing all of the other types.

- --
Arturo "Buanzo" Busleiman - Consultor Independiente en Seguridad Informatica
http://www.buanzo.com.ar | http://www.vivamoslavida.com.ar : Portal no-comercial del buen vivir!
for f in www blog foros linux-consulting vpnmail; do firefox http://$f.buanzo.com.ar ; done
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