I. Description of the Environment
[Email protected] ~]# Head-n1/etc/issuecentos release 6.6 (Final) [[email protected] ~]#
Second, installation steps
1. Installing the SendMail server
[[email protected] ~]# yum install sendmail-y[[email protected] ~]# service SendMail start[[email protected] ~]# service SendMail status
2. Add the sender's mailbox authentication information to the/etc/mail.rc file
vi/etc/mail.rc##### #add below############# Set [email protected]set smtp=smtp.163.comset Smtp-auth-user=xxxset Smtp-auth-password=xxxxxset Smtp-auth=login
3. E-mail test, can be sent to multiple mailboxes, with attachments
echo "Test using [email protected] to send email" | Mail-a/root/dbbackup.log-s "This email from Linux" [email protected] [email protected]
Third, problem-handling
1.sendmail starts slowly, takes about 3 minutes
[[Email protected] mail]# service SendMail stopshutting down sm-client: [OK]shutting Down sendmail: [OK][[email protected] mail]# service SendMail startstarting SENDMA Il: ..... Stuck here for a few minutes
Original configuration:
[Email protected] ~]# more/etc/hosts127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4::1 localhost localhost.localdomain localhost6 localhost6.localdomain6127.0.0.1 mysql-121 # added by Apache Friends Xamp P192.168.80.121 mysql-121
Post-modification configuration
vi/etc/hosts127.0.0.1 localhost localhost.localdomain mysql-121::1 localhost localhost.localdomain localhost6 l ocalhost6.localdomain6127.0.0.1 mysql-121 # added by Apache Friends XAMPP192.168.80.121 mysql-121
Reboot, second level
[[Email protected] ~]# service sendmail restartshutting down sm-client: [ OK ]Shutting down sendmail: [ ok ]starting sendmail: [ OK ]Starting sm-client:             [  OK  ]
2.sendmail and Postfix conflict
[Email protected] ~]# service SendMail statussendmail dead but Subsys lockedsm-client (PID 22112) is running ...
Check the status of the Postfix service
[[Email protected] ~] #service postfix statusmaster (PID 1777) is running ...
Stop Postfix Service
[[Email protected] ~] #service postfix stopshutting down postfix: [OK]
Restarting the SendMail service
[[email protected] ~]# service sendmail restartshutting down sm-client: [ OK ]Shutting down sendmail: [ ok ]starting sendmail: [ OK ]Starting Sm-client:
Disable Postfix auto-start after reboot
[Email protected] ~]# chkconfig--list |grep postfixpostfix 0:off 1:off 2:on 3:on 4:on 5:on 6:off [[email protected] ~]# chkconfig postfix off[[email protected] ~]# chkconfig--list|grep postfixpostfix 0:off 1: Off 2:off 3:off 4:off 5:off 6:off[[email protected] ~]#
centos6.6 sending mail using sendmail BACKUP log