linux smtp relay server

We all know that a mail server is the first to rack the DNS service. Set up SendMail mail server for everyone to study together.Step One, install the Snedmail service to see if you have installed SendMail.#rpm-qa|grep Bind#rpm-qa|grep caching*If it is not installed, please install it on your own, usually on Linux system installation CD.Step Two, in the original s

the command line; Export TZ can be. When the date view time, the system is to find the TZ environment variable, TZ is not set to take the search for/etc/localtime file, so the TZ environment variable settings will overwrite the /etc/localtime file information, but the environment variable settings at the next logon is not valid, To be permanently valid, you can write commands to the/etc/profile file. Time Server Setup NTP, Network Time Protocol, is a

Article Title: use PAM Authentication To enhance Linux server security. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. PAM (Pluggable Authentication Modules) Plug-in Authentication

1. Introduction to Linux virtual serversLinux virtual server (LVS) is a high-availability server Load balancer cluster system. The system can provide Load Capacity proportional to the number and performance of server nodes, effectively improving service throughput, reliability, redundancy, adaptability, and high perfor

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 premis

Linux under the specific installation configuration steps are as follows: First, install MySQLIn two MySQL server 192.168.1.169 (main) and 192.168.1.168 (from) installed MySQL 5.5.22, because the installation process is relatively simple, this site has many tutorials, so do not detail.Second, configure the MySQL master server (192.168.1.169)Mysql-uroot-p #进入MySQ

Article Title: Set up a DNS server in Linux (3 ). Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. 4. standard resource records 　　 ---------------------------------------------------

Tutorial principle:Sendmail is a mail server software with good stability in UNIX/Linux environments. You can configure the Sendmail server to implement the basic mail forwarding function. The dovecot server implements the POP3 protocol, you can work with the Sendmail server

This article describes how to build a web server using Python + Nginx + web2py + uWSGI in Linux. Python 2.7.11 Decompress the installation package tar -zxvf Python-2.7.11.tgzcd Python-2.7.11yum install sqlite-devel./configure --enable-loadable-sqlite-extensions An error is prompted. Python build finished, but the necessary bits to build these modules were not found:_ssl _tkinter bsddb185bz2 dl imageopsunau

Linux System Management: create a simple vsftpd server-Linux Enterprise Application-Linux server application. For details, refer to the following. Author: lgzeng The main configuration file is as follows: /Etc/vsftpd. conf main configuration file /Etc/vsftpd. ftpusers: list

Add by Zhj: Although it was a 2002 article, it was a lot of money to read. In Zhangwensong: About LVs and Ali Open source behind the wonderful story of LVs initiator and main contributors talk about the development process of LVS and Ali Open source of some storiesOriginal: http://www.linuxvirtualserver.org/zh/lvs1.htmlThis paper introduces the background and target of the Linux server cluster system--LVS (

the email attachments and give daemon permission to support Apache:650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/5B/47/wKiom1UD4YqAw6xvAAEhxMou_Tg676.jpg "title=" 4.jpg " alt= "Wkiom1ud4yqaw6xvaaehxmou_tg676.jpg"/>Copy the squirrelmail configuration file to config.php, and then edit it:650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/5B/47/wKiom1UD4bSQ8_rqAACf2nfoEV4488.jpg "title=" 5.jpg " alt= "Wkiom1ud4bsq8_rqaacf2nfoev4488.jpg"/>Locate the following configuration item

Introduction On the IBM eServer server that supports logical partitions, Linux and AIX should be run in different separate partitions. However, not all configurations support logical partitions, and sometimes all resources need to be available on the hardware. In these cases, the dual-boot Linux and AIX operating systems may be an effective way to provide each p

Telnet from Linux to the Exchange mail server to test mail sendingIn 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 c

Alarm using Java email on Linux Server Here we will share with you how the Linux server uses Java to send email alerts. Prerequisites: the server first installs and configures the java environment. I. installation in the JAVA environment [Root @ Server2 ~] # Tar-zxvf jdk-7u7

Nginx ("Engine X") is a high-performance HTTP and reverse proxy server and a IMAP/POP3/SMTP proxy server. Nginx was developed by Igor Sysoev, the second rambler.ru site for Russian traffic, which has run over 2.5 at the site. Igor releases the source code in the form of a BSD-like license. Although still beta, Nginx has been known for its stability, rich feature

Tags: dahne-linux basic-day08-mail server and database service basics################################################################################################To modify the firewall and host name:Virtual Machine Server0:Firewall-cmd--set-default-zone=trustedVim/etc/hostnameServer0.example.comVirtual Machine desktop0:Fireawall-cmd--set-default-zone=trustedVim/etc/hostnameDesktop0.example###############

In Red Hat Enterprise Linux 5.0 server, if NFS fails, you can check the problem from the following aspects. 1.1 troubleshooting ideas 　　 (1) Whether the NFS client and server load is too high, and whether the network between the server and the client is normal. (2) Correctness of the/etc/exports fi

Linux Server user Login email alert python applet, once someone logs in to the server, send an email to the system administrator. As SA some servers only own can log in, you understand! Can sometimes be developed pits, are transported to the pit. In order to fully control the server, configure a user login system mail

Linux mail sending server log LINUX mail server pythonsendsyslogpy send mail calling program! Usrbinenvpython-*-coding: UTF-8-*-importosimpsyssyspathappend (osgetcwd () importsendlog linux mail sending server log