You already said this. Craig Knox wrote:
> Hi, > I think you forgot to read the line "(The 27 ports scanned but not > shown below are in state: filtered)". > If you had run nmap with the same options for both you would have got > the same output for both. > > Regards > Craig Knox > > > ################################## > > # RESULT > > ################################## > > NETFILTER SHOWS FILTERED PORTS: > > bash# nmap -sS -P0 -p 21,22,25,80,113,119,139,3128 > > an.iptables-version-1.2.4.box.com > > > > Starting nmap V. 2.53 by [EMAIL PROTECTED] ( www.insecure.org/nmap/ ) > > Interesting ports onan.iptables-version-1.2.4.box.com (x.x.x.x): > > Port State Service > > 21/tcp filtered ftp > > 22/tcp filtered ssh > > 25/tcp open smtp > > 80/tcp filtered http > > 113/tcp open auth > > 119/tcp filtered nntp > > 139/tcp filtered netbios-ssn > > 3128/tcp filtered squid-http > > > > ################################### > > # IPFILTER > > ################################### > > > > ################################### > > # RESULT > > ################################### > > IPFILTER DOES NOT SHOW FILTERED PORTS: > > bash# nmap -sS -P0 -p > > >7,9,13,19,21,22,23,25,37,79,111,113,139,143,512,513,51,540,665,6000,6112,7100,32771,32772,32773,32774,32775,32776 > > an.ip.filter.box.com > > > > Starting nmap V. 2.53 by [EMAIL PROTECTED] ( www.insecure.org/nmap/ ) > > Interesting ports on on.an.ipfilter.box.com) (x.x.x.x): > > (The 27 ports scanned but not shown below are in state: filtered) > > Port State Service > > 25/tcp open smtp > > 113/tcp open auth > > > > Nmap run completed -- 1 IP address (1 host up) scanned in 7 seconds > > > > > > > >
