On Tue Nov 23 2004 at 19:34, sgt_b wrote:

> As you can see the scan stops after 10 ports were scanned.

Any error in the log? As you are running Nessus 2.2., I suppose that
you are using nmap.nasl; the NASL interpretor calls nasl_pread which
should output messages if any problem arise (broken pipe or whatever)


> Nmap has been tested on its own, and does not exhibit this
> behavior.

Anything special? Very slow, or something like this?

> Its also worth noting that the ID the OS option does not work
> either.

What do you mean? OS fingerprinting?

> Here the scan takes a strange turn. When the scan is run, it starts by
> scanning ports, 21,22,25, and 34. Where did these ports come from? 

Look at find_rtt() in synscan.c

> Lastly is the TCP ping itself. Given a series of ports to scan, TCP
> ping only scans the first one. Success or failure, the scan stops
> after the first SYN packet is sent.

Strange. Don't you have a problem with RAW IP on this machines?

-- 
[EMAIL PROTECTED]       http://arboi.da.ru
NASL2 reference manual http://michel.arboi.free.fr/nasl2ref/
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