Apply following commands one-by-one in the terminal
1. sudo su
2. apt-get update
[smtp.gmail.com]:587 urgmailid@gmail.com:yourpassword #replace with your gmail id and password
10.chmod 400 /etc/postfix/sasl_passwd
1. sudo su
2. apt-get update
3. apt-get install
postfix
( press 'OK' when asks in package configuration and for general type of mail configuration "no configuration" then OK)
4.cp
/usr/share/postfix/main.cf.debian /etc/postfix/main.cf
5.apt-get
install libsasl2-2
6. apt-get
install libsasl2-modules
7. apt-get
install ca-certificates
8. gedit
/etc/postfix/main.cf
pleasse add the following lines at the bottom of the file.
relayhost = [smtp.gmail.com]:587
smtp_sasl_auth_enable = yes
smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd
smtp_sasl_security_options = noanonymous
smtp_tls_CAfile = /etc/postfix/cacert.pem
smtp_use_tls = yes
9. gedit
/etc/postfix/sasl_passwd
[smtp.gmail.com]:587 urgmailid@gmail.com:yourpassword #replace with your gmail id and password
10.chmod 400 /etc/postfix/sasl_passwd
11. postmap
/etc/postfix/sasl_passwd
12. postalias
hash:/etc/aliases
13 cat /etc/ssl/certs/thawte_Primary_Root_CA.pem >> /etc/postfix/cacert.pem
14 /etc/init.d/postfix restart
15 koha-email-enable library