Here are systrace policies we at OpenBSD.cz use for prividing OpenBSD           
FTP/Anoncvs mirror services.                                                    
                                                                                
FTP goes like this to be IPv6+IPv4 enabled:                                     
                                                                                
27852 ??  Is      0:27.68 /bin/systrace -a /usr/libexec/ftpd -AUShlD            
27941 ??  Ixs     0:00.15 /usr/libexec/ftpd -AUShlD                             
4579 ??  Is      0:00.09 /bin/systrace -a /usr/libexec/ftpd -AUShlD6            
17778 ??  Ixs     0:00.00 /usr/libexec/ftpd -AUShlD6                            
                                                                                
Sensitive info (IP addresses) are substitued with XXX.                          
                                                                                
Authors of systrace policies: Milos Urbanek <milos@openbsd.cz>                  
                              Vladimir Kotal <vlada@openbsd.cz>  
