On Friday 03 Sep 2004 12:16 pm, Vikram Karandikar wrote: > Hello, > I hv written one FTPServer program. When I run it > using "root" login, the system allows me to bind on > FTP 21 port. (I don't hv any other FTP Server running > or rather installed.) But when i try the same using > some different login it says unable to bind on 21 > port.
Non-root processes can not bind ports below port number 1023. To overcome this, programs are often started as root and they drop the privilege as soon as they are done with root business.. Shridhar -- ______________________________________________________________________ Pune GNU/Linux Users Group Mailing List: ([EMAIL PROTECTED]) List Information: http://plug.org.in/mailing-list/listinfo/plug-mail Send 'help' to [EMAIL PROTECTED] for mailing instructions.
