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Setup FTP server on centos 7

yum -y install vsftpd

After installation you can find /etc/vsftpd/vsftpd.conf file which is the main configuration file for VSFTP. Take a backup copy before making changes .

cp /etc/vsftpd/vsftpd.conf /etc/vsftpd/vsftpd.conf.org

vi /etc/vsftpd/vsftpd.conf

Find this line anonymous_enable=YES ( Line no : 12 ) and change value to NO to disable anonymous FTP access.

anonymous_enable=NO

Uncomment the […]

VNC server on Centos 7

VNC server on Centos 7 a)  yum groupinstall “X Window System”

b) yum install gnome-classic-session gnome-terminal nautilus-open-terminal control-center liberation-mono-fonts

unlink /etc/systemd/system/default.target

ln -sf  /lib/systemd/system/graphical.target  /etc/systemd/system/default.target

reboot

After reboot, you will get Centos 7 desktop .

Now start installing VNC packages.

Issue the below command to install VNC package.

yum install tigervnc-server -y

Create a file […]

firewalld add

Assuming you’re using the default zone of “public” (you may need to temporarily disable selinux (setenforce 0)):

1. To allow everyone to access port 8080/tcp: 

  firewall-cmd –zone=public –add-port=8080/tcp –permanent

2. Allow a server from the IPv4 address 192.168.1.50 to access this server on port 128 over UDP:

firewall-cmd –zone=public –add-rich-rule=’rule family=”ipv4″ source address=”192.168.1.50/32″ port port=”128″ […]

LAMP server on centos 7

LAMP server on centos 7

LAMP is a group of open source softwares installed together to build a webserver. LAMP refers to Linux (Operating system), Apache (Web service), MySQL/MariaDB (Database) , PHP (Programming language). This guide helps you to install LAMP server on centos 7. Before starting installation, you need to setup Static IP and […]

mail server on centos 7 Redhat 7

Setup mail server on centos 7

This article helps you to install and configure basic mail server on Centos 7. Here i have used Postfix for SMTP, Dovecot for POP/IMAP and Dovecot SASL for SMTP AUTH. Before proceeding please make sure you have assigned static IP for the server and have internet connectivity for installing […]

Nmcli

let’s start, Type “nmcli d” command in your terminal for quick identification of Ethernet cards installed in your machine.

[root@clusterserver1 ~]# nmcli d DEVICE       TYPE      STATE      CONNECTION eno16777736  ethernet  connected  eno16777736 lo           loopback  unmanaged  —

 

[root@clusterserver1 ~]# nmcli connection show NAME         UUID                                  TYPE            DEVICE eno16777736  040b2729-2cc5-4ded-af3a-c4ae09dd3563  802-3-ethernet  eno16777736 [root@clusterserver1 ~]# nmcli device show eno16777736 […]

Centos 7 SYSTEMCTL && Run level && hostname

Centos 7 SYSTEMCTL && Run level && hostname

Centos 7 SYSTEMCTL && Run level && hostname

systemctl start httpd.service (service httpd start)

systemctl stop httpd.service ( service httpd stop)

systemctl restart httpd.service ( service httpd stop)

systemctl status httpd.service ( service httpd status)

systemctl enable httpd.service (chkconfig httpd on)

systemctl disable httpd.service (chkconfig httpd […]