Insufficient responses for TCP sequencing (3), OS detection may be less accurate
Interesting ports on  (203.101.136.19):
(The 1515 ports scanned but not shown below are in state: closed)
Port       State       Service
7/tcp      open        echo                    
9/tcp      open        discard                 
13/tcp     open        daytime                 
17/tcp     open        qotd                    
19/tcp     open        chargen                 
21/tcp     open        ftp                     
42/tcp     open        nameserver              
53/tcp     open        domain                  
80/tcp     open        http                    
119/tcp    open        nntp                    
135/tcp    open        loc-srv                 
443/tcp    open        https                   
445/tcp    open        microsoft-ds            
515/tcp    open        printer                 
548/tcp    open        afpovertcp              
563/tcp    open        snews                   
637/tcp    open        unknown                 
1002/tcp   open        unknown                 
1080/tcp   open        socks                   
1433/tcp   open        ms-sql-s                
1723/tcp   open        pptp                    
2105/tcp   open        eklogin                 
2301/tcp   open        compaqdiag              
3389/tcp   open        msrdp                   
5631/tcp   open        pcanywheredata          
6666/tcp   open        irc-serv                
7007/tcp   open        afs3-bos                

Remote OS guesses: Windows NT 5 Beta2 or Beta3, Windows Me or Windows 2000 RC1 through final release, MS Windows2000 Professional RC1/W2K Advance Server Beta3, Windows Millenium Edition v4.90.3000

# Nmap run completed at Fri Jun  8 12:24:24 2001 -- 1 IP address (1 host up) scanned in 22 seconds