Linux builds FTP server and establishes anonymous user login

FTP Service is a computer that provides file storage and access services on the Internet, and they provide services in accordance with the FTP protocol, which is a protocol designed to transfer files.

Things to prepare: vmware12,redhat7.0

1. Install the FTP service

Create multi-level catalogs: mkdir-p/media/cdrom

Mount Disc: Mount/dev/cdrom/media/cdrom

To configure the Yum Source:

Vim/etc/yum.repos.d/local.repo

Configuration content: "Redhat"

Name=redhat

Baseurl=file:///media/cdrom (the folder where the CD is mounted)

Enabled=1

Gpgcheck=0

Test Yum installation: Yum repolist

Install FTP service, VSFTPD service: yum-y install VSFTPD

Yum-y Install FTP

Firewall off: iptables-f

Service Save Iptables

2. Establish anonymous user Login

View Profile: vi/etc/vsftpd/vsftpd.conf

Backup to configuration file: Cp/etc/vsftpd/vsftpd.conf/etc/vsftpd/vsftpd.conf.bak

Choose to remove the contents of #: Grep-v "#"/etc/vsftpd/vsftpd.conf/etc/vsftpd/vsftpd.conf.bak

Restart service, set boot from: Systemctl restart VSFTPD

Systemctl Enable VSFTPD

To modify a configuration file:

Anonymous_enable=yes Allow anonymous Logins

anon_umask=022

Anon_upload_enable=yes Allow anonymous download

Anon_mkdir_write_enable=yes Allow anonymous file creation

Anon_other_write_enable=yes

Local_enable=yes Allow local user mode

Write_enable=yes Setting writable Permissions

local_umask=022 umask values for local user-created files

Dirmessage_enable=yes

Xferlog_enable=yes

Connect_from_port_20=yes

Xferlog_std_format=yes

Listen=no

Listen_ipv6=yes

Pam_service_name=vsftpd

Userlist_enable=yes

Tcp_wrappers=yes

Modify/var/ftp/pub file, Upload directory pub owner and group to Ftp:ls-ld/var/ftp/pub

chmod ftp:ftp/var/ftp/pub

View ftp about Status: Getsebool-a |grep FTP

Open ftpd_full_access Status: Setsebool-p ftpd_full_access=on

Enter the URL to enter the FTP service: FTP 192.168/198.134

Note:

There are two root in the directory where the VSFTPD server program is located, so it will be rejected before logging in

Delete the root user in/etc/vsftpd/user_list

Delete the root user in/etc/vsftpd/ftpusers

Linux builds FTP server and establishes anonymous user login