How to send mail from terminal in Ubuntu

By Computer Geeks -

The Postfix logo

There are multiple ways to send mail. Postfix is one of them. 

Step 1: Install Postfix 

$ sudo apt update
$ sudo apt install postfix
  • Select Internet site. 
  • Next, You can type any domain here. we can change it later.



Step 2: Save Gmail password

Create a new file

$ sudo nano /etc/postfix/gpasswd

 


 

[smtp.gmail.com]:587 username@gmail.com:password

Step 3: Configure postfix

$ sudo nano /etc/postfix/main.cf

Add or update the properties

smtp_use_tls = yes
smtp_sasl_auth_enable = yes
smtp_sasl_security_options =
smtp_sasl_password_maps = hash:/etc/postfix/gpasswd
smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt


$ sudo postmap /etc/postfix/gpasswd
$ sudo systemctl restart postfix

 mail -s "Subn" username@gmail.com

CC:

Enter the message

Press Ctrl + D to send message.

That's it folks.


Comments

Post a Comment

Popular posts from this blog

How to install Apache Tomcat in Ubuntu

By Mystique writer -
This post will describe how to install and configure Apache Tomcat. Apache Tomcat is a Servlet Container for Java-based Web Application. It is an open source software developed by Apache Software Foundation. It has three major Components Catalina (Servlet Container) Coyote (HTTP connector) Jasper (JSP engine) Software Version used in this post were as follows: Tomcat v9.08, Ubuntu 18.04 and Java JDK Step 1  Install Java Step 2 Create Tomcat User Step 3 Install Tomcat Step 4 Configure Tomcat Step 5 Manage Credentails Step 6 Start Tomcat ----------------------------------- STEP 1 : INSTALLING JAVA If Java JDK is not available install it. First, update the package index $ sudo apt-get update Then install Java JDK $ sudo apt-get install default-jdk STEP 2 : CREATE TOMCAT USER Create new tomcat group $ sudo groupadd tomcat  Create tomcat user with a home directory where we can install tomcat(/opt/tomcat) $ sudo useradd -s /bin/false -g groupname -d direc...
Read more

How to install MRTG on UBUNTU

By Mystique writer -
How to install MRTG on UBUNTU ---------------------------------------------- This post will describe how to install and configure MRTG( Multi Router Traffic Grapher )  which is a free software for monitoring and measuring the traffic load on network links. It helps the use the network traffic load over time in a graphical form.  Software Version used in this post were as follows: Ubuntu 18.04 SNMP v3 MRTG-2.17.4 Step 1 Install SNMP Step 2 Configure SNMPD Step 3 Install MRTG Step 4 Configure MRTG Step 5 Configure Apache Server Step 6 Finishing the Installations --------------------------------------------- STEP 1 : INSTALLING SNMP sudo apt-get update sudo apt-get install snmp sudo apt-get install snmpd STEP 2  : CONFIGURE SNMPD sudo nano /etc/snmp/snmpd.conf Change # Listen for connections from the local system only agentAddress udp:127.0.0.1:161 # Listen for connections on all interfaces (both IPv4 *and* IPv6) #agentAddress udp:161,udp6:[::1]:161...
Read more

How to send email on user login in ubuntu

By Computer Geeks -
Image
Step 1: Go to your gmail account. Step 2: Click Manage your Google Account.   Step 3: Go to Security.  Step 4: Click App Passwords (Check 2 - step verification  is ON).   Step 5: Select App as Mail and Device as other(type anything) and click GENERATE. Step 6: Copy the generated key in the yellow box   Step 7: Update the following command with your details(frommail, tomail, copied passcode). echo ' ALERT - Root Shell Access on:'  `date` `who` | s-nail -S smtp-use-starttls -S ssl-verify=ignore -S smtp-auth=login -S smtp=smtp://smtp.gmail.com:587 -S from="frommail" -S smtp-auth-user=frommail -S smtp-auth-password=passcode -S ssl-verify=ignore  -s "LOGIN ALERT" -v "tomail" Step 8: Open .bashrc nano .bashrc Step 9: Paste the command in step 7 in last line of the file and save it.  That's it!
Read more