Friday, 30 December 2016

How to Send Email via SMTP Server from gmail Account or other mail account

Configure SSMTP on Linux/Centos

1. install ssmtp package
   #yum install ssmtp

2. Configure SSMTP  - edit vi /etc/ssmtp/ssmtp.conf

save and exit.

3. Test sendmail command line
    type masg
    Ctrl+D       ( close and send the massage)

 4. Send mail to multiple recipients using in script
    #ssmtp, < msg.txt

Sunday, 11 December 2016

Allow/block ports in Linux/centos/redhat iptables

If you want to open port in firewall via command line

vi /etc/sysconfig/iptables and add below line

-A INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT

save and exit.

#service iptables restart

Install XRDP in Centos 7

rpm -Uvh yum update yum groupinstall "GNOME Desktop" ...