rhcsa rhce

English is better than reading Chinese. (Even if you are like me, CET-4 has not passed ^_^) 5. Persistence is a victory. If you quit halfway, you can leave without learning. If you think about it, go on. Otherwise, please do not take the first step. 6. Talking with others, helping others is also a pleasure and improving yourself. Maybe the question he asks may be your next question. 7. About the training class, if you want to know about the RHCE cert

This document describes how to use Kickstart for unattended installation and how to set up a RHCE lab environment. The environment used in this article is RHEL 5, which is also applicable to CentOS. Andrew Yu, author of the article, is an experienced Linux/Unix system engineer who once worked as a RHCE lecturer for a while. Principles and concepts What is PXE? Strictly speaking, PXE is not an installation m

what is called a distinguished name or a DN. there are quite a few fields but you can leave some blankfor some fields there will be a default value, if you enter '. ', the field will be left blank. ----- country name (2 letter code) [CN]: State or province name (full name) [Henan]: locality name (eg, city) [Zhengzhou]: Organization Name (eg, company) [rhce]: organizational unit name (eg, section) [tech]: common name (eg, your name or your server's ho

added in RHEL7:Btrfs Realm EULA LiveimgThe following options are added to Logvol, in RHEL7:--metadatasize--thin--thinpool--chunksize--label--resizeThe following options are removed from the Logvol in RHEL7:--bytes-per-inodeThe following options are added to firewall, in RHEL7:--remove-serviceThe following options are removed from the firewall in RHEL7:--telnet........................ Omitted4. Summary of common items Kickstart configurable items are more, but most of them are fixed in the ente

To be exact, a KVM is a module of Linux. You can use Modprobe to load the KVM module. After you load the module, you can further create a virtual machine from another tool. However, only the KVM module is not enough, because the user can not directly control the kernel module to do things: there must be a user space tool to do. This user-space tool, the developer chooses the already-formed Open-source virtualization software QEMU. To say that QEMU is also a virtualization software. It is charact

-4 as I have been ^_^) 5. Perseverance is victory, halfway as not to learn, think well go down, otherwise please do not take the first step. 6. It is also a pleasure to talk to others and to help others, and perhaps the question that he asks is probably the next question you will encounter. 7. For the training course, if you want to know the RHCE card, please step into my other post "about the Red Hat rhce

At the beginning of the year, passed the RHCE examination, the only experience is through the system of learning, the knowledge of the Linux system a comb, found that the RHCE exam can only solve the basic system maintenance, relative to the deeper Linux system applications there is a long way to go. So we started to learn how to configure various service applications.The first is the configuration of the m

Simply put, Chongqing think Zhuang Linux course is to teach you to get high-paying IT skills, and the meditation teacher for many years of actual combat experience all the church to you, so that you less detours. You can stand on the shoulders of Si Zhuang and help you find a simple, efficient and fast way to learn Linux.The features of Si Zhuang Linux are:1, facing the teaching, the real enterprise environment, we learn to accumulate network together;2, knowledge points are recorded, easy to wa

leaves the Linux environment.Later, because of my internship in the work performance, successfully joined the China Telecom, because the environment is good, both the network and hardware to give me further learning Linux provides a good opportunity, I have always cherished the work environment to provide this opportunity, every day will be a person in the computer room to troubleshoot the system failure, research solutions, build the environment. Slowly to a lot of services and common problems

One, NIS definition NIS (Network Information Service, Network information Services), also known as the YP (yellow Pages) protocol, is an RPC (remote procedure Call) application service that provides directory services. Through it, you can share a centralized password file on the network, which greatly simplifies the client user's maintenance of account and password. Second, the experimental environment Four CentOS5.4 servers, respectively, are: One NIS Master Server Machine Name: rhce1.eryi

RH033RH133RH253 experiment report. If you have never used a Unix or Linux system, RH300 training is not suitable for you. At this time, you need to learn all the basic knowledge about RedHatLinux (RH033, rh1_, RH253), and it is best to use this knowledge in daily work. If you can use RedHatLinux in your daily work and perform basic system management and network service configuration operations, you can have a deep understanding of the test. RH033 rh1_rh253 experiment report. If you have never

: UnKnownAddress: 172.16.2.151 Name: dns.rootbug.comAddress: 172.16.2.151 C: \ Documents ents and Settings \ ruutbug> nslookup bbs.rootbug.com* ** Can't find server name for address 172.16.2.151: Server failed* ** Default servers are not availableServer: UnKnownAddress: 172.16.2.151 Name: bbs.rootbug.comAddress: 2.2.2.2 Recommended reading: RHCE-certified RHEL6 system installation, installation of VM Tools and configuration of YUM local source http:/

Article Title: Small scripts for batch adding users in linux. Linux is a technology channel of the IT lab in China. Including desktop applications, Linux system management, kernel research, embedded systems, open source, and other basic categories #/bin/bash Rm-rf user.txt For (I = 0; I Do Echo "user $ I: redhat" user.txt Dd.html 'target = '_ blank'> useradd user $ I-G student Done Chpasswd I saw a RHCE question just now. Create student1 to stu

Vsftpd is one of the FTP server software on Linux. It supports many options, one of which allows OpenSSL to encrypt data, to some extent, this can make up for the defects of the inscription transmitted when ftp transfers the account password information, which can make the FTP account more secure. 1. First, install vsftpd # yum install vsftpd 2. Create a ca # Cd/etc/pki/CA # mkdir certs newcerts CRL # Touch index.txt serial # echo 01> serial # Vim/etc/pki/tls/OpenSSL. conf # modify the following

parties. I have another comparison ??? Is this a game? Do you have any revenge for the competition ?! Do you want them to die hard, or do you want them to be exhausted? Is this activity interesting? Is it meaningful for the Community to host this activity ?? Yes, very disgusted, a marketing failure! 4. How many people are familiar with the competition procedure? The Community was held in February last December by a group of seven people who participated in the Hangzhou-Hangzhou Information S

major parts: The first part is the Computing Principle, operating system basis, system development, standardization and Intellectual Property Rights of biased theory. The second part is a hands-on technical part, including the network and operating system. The difficulty is roughly equivalent to MCSE + ccna + rhce. The third part is partial-design network planning and project implementation. For an engineer with a certain degree o

Recently, Nagios has been studied.Oldboy said the software has strict requirements on "Time Synchronization. However, I chose to act as a virtual machine on the Nagios server when I learned rhce. At that time, I found that time synchronization is always incorrect. To this end, we have also tried to install "VMware Tools ". Although the installation is successful, the time synchronization is still inaccurate (the error may be more than six hours ).This

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During linux execution, the system cannot be started properly due to operation errors. in this article, I used a software installation package to simulate several common small errors. Download this installation package and install it: After the rpm-ivhrhce-ts-5.4.0-3.noarch.rpm installs this package, execute the command... During linux execution, the system cannot be started properly due to operation errors. in this article, I used a software installation package to simulate several common smal

not regret your previous choice.3. Learn from the old and learn from the old. Constantly Improve the self-learning ability and expand the depth and breadth of your own.To have a good self-learning ability, you need to consider how the knowledge points of the teacher can be expanded. At this time, a good Data Book is necessary. We strongly recommend the books you read when getting started, this book is called "Linux should learn this". It has a total of 20 technical chapters. The books are writt