learn red hat linux

startNote: You need to set Telnet as the System Firewall Trust program, you can directly implement this function in the graphical interface, relatively simple, "preferences, firewall", the results of the configuration such as:2. FTPFTP service in the process of installing the system can be directly checked on the installation, after installation direct use of the command:service vsftpd start can be started directly.However, the client may still be unable to log on after the launch, and the barr

Oracle 11G 64-bit automatic restart and shutdown commands in RHEL (Red Hat Enterprise Linux, the same below) 5.5 64-bit: Log On As an oracle user and enter: VI/etc/init. d/Oracle On the Edit page, add the following content: (assume that the Oracle main directory is/u01/APP/Oracle/product/11.2.0/Dbhome_1) #! /Bin/ Sh # Chkconfig: 35 80 10 # Descripti

It's really easy. Procedure Modify the RedHat-release file: Red Hat Enterprise Linux 4 Modify the profile file: Add appropriate environment variables: ORACLE_HOME, oracle_sid, etc. Create the oracle_setup directory accordingly. Set the permission to 777. Create the ORACLE_HOME directory accordingly. Set the permission to 777. Create a DBA User Group

Basic ACL settings for Red Hat Linux 7 1. ACL introduction: The Access Control List (ACL) is the command List of the vro and vswitch interfaces. It is used to Control incoming and outgoing packets on the port. ACL applies to all routing protocols, such as IP, IPX, and AppleTalk. 2. How to view the permission list: [Bkjia @ foundation2 Desktop] $ ls-l file-Rw-r --

=" Wkiom1uisk3quhejaakdz8w-8g0017.jpg "/>During installation, select root password to set the root user's password650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/5B/66/wKioL1UISdayn171AAK321i9Amk702.jpg "style=" float: none; "title=" 2015-03-17_231913.png "alt=" Wkiol1uisdayn171aak321i9amk702.jpg "/>Enter and confirm the root user password650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/5B/6C/wKiom1UISLKTURYhAAIKZl5HWb0609.jpg "style=" float: none; "title=" 2015-03-17_231927

/init.dvim JenkinsAfter you enter the above command, edit the path. For example, with:2. After installation, assuming that the port conflict with the local, you need to change the port number Jenkins. Such as:Cd/etc/sysconfigvim JenkinsSuch as:jenkins_port= "8080" jenkins_ajp_port= "8009"You can change the port number after you go in (notice that the configuration is run through the source command in Jenkens after the change is complete.Command:Source/etc/sysconfig/jenkens)Four. StartServer that

found,virtual machines are starting to come. Re-install the trouble, yes.~what to do now. Haha, the following method can help careless "hand-mutilated" small pots of friends~650) this.width=650; "src=" Http://img.baidu.com/hi/jx2/j_0082.gif "alt=" j_0082.gif "/>Storage (hard disk) virtual machine snapshotqemu-img create-f qcow2-b dd.img xx.img650) this.width=650; "src=" Http://img.baidu.com/hi/jx2/j_0079.gif "alt=" j_0079.gif "/>Virsh undefineddd// Delete VMS front End manager, does not delet

Basic Regular Expressions (Regular expression) match any character \{n,\} match previous character repeat at least n times * repeat 0 or more times \{n\} match before character repeats N times .* matches any number of arbitrary characters \ (.. \) tag match character [" matches any single charact

#mirrorlist=http://mirrorlist.centos.org/?release=4arch=$basearchrepo=centosplus baseurl=http://ftp.sjtu.edu.cn/centos/6/centosplus/$basearch/ gpgcheck=0 enabled=0 gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-6 #contrib - packages by Centos Users [contrib] name=CentOS-6-Contrib #mirrorlist=http://mirrorlist.centos.org/?release=4arch=$basearchrepo=contrib baseurl=http://ftp.sjtu.edu.cn/centos/6/contrib/$basearch/ gpgcheck=0 enabled=0 gpgkey=http://mirror.centos.org/centos/RPM-GPG-K

You'll need about 2.5 GB for the database software. If you perform a typical database installation and don't a customized database installation, then you'll need about 3.5 GB of disk space. 6, "Binutils" Issue (If you fond following error) Q: "Error invoking target install of makefile/opt/oracle/product/9.0.1/plsql/lib/ins_plsql.mk" A:This obviates the need to change binutils Download the following Binutil RPM version and downgrade Binutil on the Oracle server: ftp://ftp.redhat.com/pub/red

/1_24144_831167377.log Rm-f/arch_backup/2_22765_831167377.log Is that Y's too much line spacing.]cat crosscheck_archivelog.sh #!/bin/bash source/home/oracle/.bash_profile exec >>/home/oracle /dbscripts/logs/del_arch ' Date +%f_%h '. Log $ORACLE _home/bin/rman target/This is the last script for the test! The annotations that were originally used to delete the archived logs.This verification script is primarily intended to clean up archived information. Assu

to overwrite the/etc/resolv.conf fileAfter you modify the configuration file, you need to restart the service to take effect permanently.CentOS 6 Restart Operation: Service network restartCentOS 7 Restart operation: Systemctl restart Network.service4. TUI Tools Execute the program via text command, as follows: CentOS 6 System: Command line Input Setup command, select Network ConfigutationsCentOS 7 System: Command line Input nmtui command, select Edit AconnectionSecond, the network state detecti

Tags: linux redhat Red Hat centos command formatLinux redhat Red Hat centos command formatCommand format: command [-function options] [object parameters]Feature options: Fine-tune the command function to display different results; object parameters: The Action object of the

　　1, first confirm whether the VNC installationBy default, the Red Hat Enterprise Linux Installer installs the VNC service on the system.Use the RPM command to check if VNC is installed and display the software name if it is installed:[Email protected]/]# Rpm-qa | grep VNCVnc-server-4.1.2-14.el5_6.6.x86_64If the software name is not displayed if it is not install

650) this.width=650, "src=" Http://img.baidu.com/hi/jx2/j_0057.gif "alt=" J_0057.gif "/> Today share with everyone in Rhel (Red Hat Company's Linux system), how to encapsulate a virtual machine using mirroring.First, have to have mirror, here you can see http://ucweb.blog.51cto.com/4042188/1001505 "teach you to get ISO image from Redhat official website"Second, a