Linux Enterprise Server Configuration scenario: FTP server

In most Linux distributions are selected Washingtonuniversity FTP, it is a well-known FTP server software, generally referred to as wu-ftp. It http://www.aliyun.com/zixun/aggregation/17547.html "> powerful and can run well on numerous UNIX operating systems, such as IBM AIX, FreeBSD, HP-UX, NeXTstep , Dynix, SunOS, Solaris, etc. So the FTP server on the Internet, half has adopted it. WU-FTP has many powerful features that are well-suited to the management requirements of larger-throughput FTP servers:

1 The file can be downloaded at the same time the user to do automatic compression or decompression operation;

2 can make different access restrictions on different network machines;

3 can record the file upload and download time;

4) can display the transmission of relevant information, user-friendly timely understanding of the current transmission dynamics;

5 can set the maximum number of connections, improve efficiency, effectively control the load.

& 2.2 Resource requirements

&1.2.1 Required Package

RedHat6.2 Server Installation

&1.2.2 Required configuration Files

/etc/ftpusers
/etc/ftpaccess
/var/run/ftp.pids
/etc/ftpconversions
/var/log/xferlog
/etc/ftpgroups
/etc/ftphosts

&1.2.3 Related commands

FTPD FTP Server program
Ftpshut for shutting down the FTP server program
Ftpcount Show current online numbers
Ftpwho View current FTP server connections
Ckconfig Check that the FTP server is set correctly
Ftprestart Restart the FTP service

&1.2.4 Related Directory

/home/ftpd/bin Store executable files for use by FTP users
/HOME/FTPD/ETC store Some configuration files for FTP users
/home/ftpd/pub information stored for download
/home/ftpd/incoming storage space for uploaded information

2.3 Configuration Scheme

1./etc/ftpaccess

Description: FTP rights profile
Source file:
Guestuser Weboa
# FTP Users
Class All Real,guest,anonymous *
Class Weboa Guest *
# format: class [name] [real/guest/anonymous] [IP Address]

function：
The function of this directive sets the category of users on the FTP server. The IP address of the client can be restricted to allow access to the IP address or the full IP address of a certain part. While in FTP
Users on the server can basically be grouped into the following three categories:
Real users with legitimate accounts on the FTP server;
Guest has recorded anonymous users;
Anonymous anonymous user with minimal privileges
Email root@weboa.com.cn
Loginfails 5
# format: loginfails [times]
Function: Sets the number of times the user is allowed to lose the wrong password when logged in to the FTP server.
Readme readme* Login
Readme readme* cwd=*
MESSAGE/WELCOME.MSG Login
Message cwd=*
# format: message [file name] [instruction]
Function: When the user executes the specified instruction, the system displays the specified file contents.