Valid ports can be from 1 to 65535, however ports less than 1024 are reserved for other protocols. It is best to choose ports >= 50000 for passive mode FTP. Due to the nature of TCP (the underlying transport protocol), a port cannot be reused immediately after each connection. Hence the...
reused */ sb_max=131072 /* the bigger the better and significantly bigger then 'thewall'. */ tcp_sendspace=65536 /* this is the maximum and is pinned memory but must be bigger that udp_sendspace */ tcp_recvspace=65536 /* same as above */ tcp_mssdflt=32768 /* this is a starting...