5 common commands for Linux log management

From ext to Ext2, from Ext2 to Ext3, or later EXT4, Linux systems have always been known for their powerful, rich, and complete journaling systems. Through the management log, you can clearly understand the system's health, but also from a variety

To write a Linux device driver for a system processor

Introduction Writing a Linux device driver is undoubtedly a complex task. This article will introduce the device driver of non-standard hardware, discuss the hardware application programming interface, and use the Cirrus Logic EP9312 on-chip system

Configure ClamAV antivirus tools for Linux application servers

Few viruses can run and multiply in Linux. Also, because client computers are currently using Windows, virus makers are more likely to write viruses under Windows. But there are a number of reasons why you can use some virus scanners, such as:

Using bind to establish a DNS server on Linux

Although Linux has not made noticeable progress in the world of desktop computing, it is already a small celebrity as a Web server. Thanks to its excellent reliability, we can safely run all the important service programs that are necessary for

Configuration of Linux FTP and SVN servers

Because I have to reload the system for my laptop, and to repartition the entire hard disk, I started to back up things on my lab computer, because my lab computer is Linux, so I chose to use FTP for data transfer, I started to configure the FTP

Screen command usage tips in Linux

Linux's screen commands are good, and you'll find it much better than Windows ' taskbar. Here's My. SCREENRC, for reference only Linux's screen commands are good, and you'll find it much better than Windows ' taskbar. Here is my. SCREENRC, for your

Basic configuration of Samba server in Linux

When the security level is user, then the user we set up on this machine must be joined to the SMB server, and the command is to add Linux users to the SMB server for smbpasswd-a users, smbpasswd username to modify the password of the user in the

Linux Intrusion Common Command assembly

CAT/ETC/PASSWD View Linux User Cat/etc/shadow View user password requires root permission CAT/ETC/PASSWD View Linux Users Cat/etc/shadow View user password requires root permission Cat/etc/sysconfig/network-scripts/ifcfg-ethn N represents the

Linux Mail Server Configuration guide

Currently, the most common mail service protocols on the network are SMTP (send protocol) and POP3 (Receive protocol). First, start SMTP: After you install and start the SendMail service, SMTP should be turned on. If the letter is not sent out, it

Set up SendMail server under Linux system

Erecting SendMail Server This time we'll learn about the configuration of the SendMail servers in the Linux system. (Mail server's IP192.168.1.2 host domain name is mail.ltest.com) Premise: First of all, we put the DNS server installation OK can be

The explanation of SendMail Server forwarding function under Linux

1, why can not configure the mail server for open relay? If your system administrator sets your mail server to open relay, will cause some spammers to use your mail server as a relay station for forwarding spam messages, which will cause spammers to

Linux DNS View Configuration Application

Dns-views Configuration 1. Principle In a master configuration file, you can specify multiple view, and use DNS to provide a view directive to enable parsing of the same domain name based on different IP ranges. For example, when parsing

Configuration installation for SendMail under Linux

With the development of Internet, e-mail has grown rapidly into a major network information transfer tool. Faced with the demand for fast, inexpensive, and highly reliable e-mail, many companies and individuals use the services provided by Linux as

Example of SendMail configuration under Linux


1.1 Install Sendmail 1.2 Configure Sendmail 1.2.1 Sendmail Files: /etc/mail:configuration files /etc/mail/sendmail.mc:sendmail configuration file, M4 to SENDMAIL.CF /etc/mail/sendmail.cf:sendmail running using configuration file

How to modify the file character set in Linux

In some cases, we need to modify the character set of the file to resolve garbled or other problems. Under Linux, the operating system provides us with the Iconv command, so let's take a look at how this command is used. [Root@oadata ~]#

SecureCRT Configure SSH key to access Linux

The first step is to generate a public/private key pair Using the SECURECRT tool-> create the public key, the cryptographic algorithm chooses RSA because the RSA algorithm is selected in the sshd configuration file This step generates two files,

Linux creates a specified file size and implements the conversion from ext2 to ext3

Create a ext2 file of the specified size Generate a 1G space of a specified size using DD DD If=/dev/zero of=/home/foobar bs=1m count=1000 create 1G size space Format created space (at this point the file type is ext2) Mke2fs-vfm0/home/foobar

Examples of necessary protection measures for Linux operating system security

System security Log files The record file inside the operating system is an important clue to detect whether there is a network intrusion. If your system is connected directly to the Internet, you find a lot of people doing telnet/ftp login

Linux Deepin 2013 support face recognition function

2013 is an extraordinary year, since the beginning of the year of January 28, we have released 12.12 Alpha, Beta, RC, 12.12 official version, 12.12.1 enhanced version of several versions. Linux deepin new desktop environment from the excellent user

How to traverse the directory under Linux and Windows and how to achieve a consistent operation

Recently because of testing purposes to traverse a directory of all the files under the operation, mainly read the contents of each file, as long as you know the filename OK. It can be done directly in Java with the file class, because the

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