On Wednesday 30 October 2002 11:38, Ben Tan wrote: > hi, > I used nmap -v -sS -O xxx.xxx.xxx.xxx to check for any open ports, = it > it enough? > > Any tool to recommend? that only scans for open TCP ports you should probably do -sU (udp), -sA (ack) scans (to bypass some bad=20 filters), and perhaps -sO (protocol scans) --=20 Roy Sigurd Karlsbakk, Datavaktmester ProntoTV AS - http://www.pronto.tv/ Tel: +47 9801 3356 Computers are like air conditioners. They stop working when you open Windows.