IMHO, some scanners use ping to test if the scanning applicable before they
start scanning. FYI.
----- Original Message -----
From: "JR" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, November 20, 2002 4:21 PM
Subject: icmp echo-requests?
> Hi everyone,
>
> in my firewall logs I see a lot of echo-requests within the internal network. Of
>course, the simplest answer to these events is that pings are causing these events.
>But on these machines definitely no pings are startet to that times. Is it possible
>that other kind of programs are using echo-requests? What kind of programs are using
>echo-requests and why? Checking wether the other host ist up? What if the firewall is
>filtering echo-requests? The program would think that the host is down...
>
> Greetings!
> JR
>
>
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