turnkey linux email server

Linux ArticlesTomcat starts adding boot entry vi/etc/rc.d/rc.localservice iptables stop/usr/local/tomcat/bgyappserv01/bin/catalina.sh startApplication Server restart: daily 3:10; application Server Backup: Every Monday 4:10 crontab-e10 3 * * * REBOOT10 4 * * 1 Root run-parts/etc/cron.weeklyVI/etc/cron.weekly/jc6backup#!/bin/shmydate= ' Date +%y%m%d 'Tar czvf/root

httpd service as normal.Vrrp_script CHK_HTTPD {???? script "Killall-0 httpd"???? Interval 2???? weight-5}Track_script {? ? ? ? Chk_httpd? ? }? ? You can then further extend the functionality with the notification script;? ? Call Method:Vrrp_instance ...Notify_master? " /etc/keepalived/notify.sh Master "Notify_backup? " /etc/keepalived/notify.sh Backup "Notify_fault? " /etc/keepalived/notify.sh Fault "}Note: To use double quotation marks;? ? Sample script:#!/bin/bashAuthor:MageEduDescription:An

: Pubkeyauthentication Yes 5. Testing [[email protected] ~]# ssh [email protected]Last login:wed-2 13:39:22 2018 from 10.0.0.10[Email protected] ~]# 6. Precautions In the server side need to turn selinux off, or finally can not use the key for remote login; When the client uses the S

SSH login with no password to use the public and private keys. Linux can use Ssh-keygen to generate public/private key pair, below I take CentOS 6.6 as an example.Management machine Extranet IP10.0.0.61 (intranet 172.16.1.61) server external network 10.0.0.31, port 52113, intranet 172.16.1.31(1) First batch creation of administrative users on all machines.[[Email

git git June 22:57 infoDrwxr-xr-x. 4 git git 22:57 objectsDrwxr-xr-x. 4 git git to June 22:57 refs Client Configuration:1. Installing git yum install git-y2. Configure a key-free login[[Email protected] ~] #ssh-keygen-t RSAGenerating public/private RSA key pair.Enter file in which to save the key (/ROOT/.SSH/ID_RSA):Enter passphrase (empty for no passphrase):Enter same Passphrase again:Your identification has been saved In/root/.ssh/id_rsa.Your publi

./Forumdata/cache./Forumdata/templates D. Configure database informationOpen config. inc. php In the upload File Uploaded to the server$ Dbhost = 'localhost'; // database server// Database Server$ Dbuser = 'dbuser'; // database username// Database username$ Dbpw = 'dbpw '; // database password// Database Password$ Dbname = 'discuz'; // database name// Database Na

program's port number, can be viewed in the/etc/services file)cache_mgr [email protected](remove the comment, change the value to the Linux administrator's mailbox so that the client access to the Internet error, you can send an email to the mailbox to explain the problem)cache_mem MB (Remove comments, modify buffer memory to 170MB, typically host memory 1/3)Cac

Telnet from linux to the exchange mail server to test the mail sending, telnetexchangeIn Linux, we can use port 25 of the telnet Mail Server (generally this is the smtp Mail Server) to test whether the mail can be sent. The premise is that you must configure DNS or set the I

As PHP becomes more popular, Linux vps/servers are used more and more, and Linux security issues need to be enhanced, if you install denyhosts and set up email reminders, you may be subject to several letters each day denyhosts The reporting will come to break the SSH password IP join/etc/hosts.deny. There are two types of L