/include/openssl/usr/include/openssl
// Remove openssl from the original system and link the newly compiled file.
4. Configure the library file search path
# Echo "/usr/local/ssl/lib">/etc/ld. so. conf
#/Sbin/ldconfig-v
# Openssl version-
Iii. Uninstall the original ssh service# Rpm-qa | grep openssh // query the original openssh package installed in the system. Uninstall all the packages. Run the rpm-e command
Installing JDK Java-version under Linux is not the version you needSetting environment variables, which is the most importantAdd under the Etc/profile fileExport java_home=/usr/java/jdk1.8.0_131Export path= $JAVA _home/bin: $PATHWarm hint, modify the configuration file before the Bak one, in the case you are not sure, so as not to change the wrong, affecting other functions, and can not recover.If you do no
The first method :# lsb_release-aLSB Version:: core-4.0-ia32:core-4.0-noarch:graphics-4.0-ia32:graphics-4.0-noarch:printing-4.0-ia32: Printing-4.0-noarchDistributor Id:centosDescription:centos Release 5.7 (Final)release:5.7Codename:finalThis command applies to all versions of Linux that comply with the LSB specification, including Redhat, SuSE, Debian, Ubuntu, Ce
From http://jsx112.iteye.com/blog/1032842
Environment: RedHat Linux 6 Enterprise Edition.Xwindows:gnome (Red Hat Default-installed graphical interface)
Although we can use the SSH connection remotely through the character interface to operate Linux, but for more familiar with the graphics people is very inconvenient,
So it is necessary to open a remote Desktop for Linux. There are two popular ways: the XDM (X display manager) scenario
and VNC solutio
1, the first method:# lsb_release-aLSB Version:: core-4.0-ia32:core-4.0-noarch:graphics-4.0-ia32:graphics-4.0-noarch:printing-4.0-ia32: Printing-4.0-noarchDistributor Id:centosDescription:centos Release 5.7 (Final)release:5.7Codename:finalThis command applies to all versions of Linux that comply with the LSB specification, including Redhat, SuSE, Debian, Ubuntu,
It's easy to log on to a running Redhat Linux server to see its version of the system, and here's a few of my own common methods.Method One:View Redhat-release Files[Root@server ~]# Cat/etc/redhat-releaseRed Hat Enterprise Linux as Release 4 (Nahant Update 8)Method Two:View issue Files[Root@server ~]# Cat/etc/issueRed
RedHat software management-binary software package management
Linux learning philosophy-Linux is very transparent compared with windows. Therefore, both systems and software have their own built-in instructions or help documents provided by man, as long as we make good use of these documents, as long as the English is good enough, no textbooks are required, and any teaching videos are available, you can learn Linux well!
RPM package management
Linux s
RedHat today announced the forthcoming version of RedHatOpenStack. OpenStack is a popular open-source IaaS solution. This version of RedHat supports the creation and management of private, public, and hybrid clouds. This version makes Re
Redhat cannot find the rpm command solution. when I want to use the rmp command, the system prompts commandnotfound. so I wonder, is it because the release version I downloaded is too low, I did not find any solution on the Internet, so I used find/rpm and found the original r...
What is rpm?
Rpm is an abbreviation of RPM package manager. It was first proposed by RedHat. Later, with the continuous development of rpm and the addition of many features, rpm has gradually become a recognized software package management standard in linux. Vendors that support this format include RedHat linux, SUSE linux, and Mandriva linux.
The rpm command is
1. Network Tools: ifconfig, ping, netstate, Redhat command and graphical settings of ip, finger, nslookup, ifconfignetstateZookeeper
1 ip ad view Nic ID
2. View Nic information in ifconfig
3. Disable the NIC
4. Start the NIC
5. configure a temporary ip address for etho
Sudo ifconfig ethoIP address
6. ping Command
Ping [Option] Host Name/IP Address
Chec
Redhat has two major Linux product lines, the first is the free Fedora Core series mainly for desktop version, providing more new features of support. Another product line is the enterprise series of charges, this series is divided into: as/es/ws and other branches, they are redhat enterprise-class Linux, referred to as RHEL
As
Is the Super Server
RedHat software management-source code package installation
Source Package features:
It has extensive platform support and can be installed on all UNIX-like operating systems without considering the CPU architecture.
Flexibility. You can specify unique options during installation.
The setting system is very high. You can modify the source code on your own. If large enterprises have high requirements on performance, application, and configuration,
1. the Linux GUI and command interface are switched to a Linux system with RedHat installed in the virtual machine. By default, the graphic interface is displayed. You can press Ctrl + Alt + Fn (n = 1, 2, 3, 4, 5, 6) to switch from the Linux GUI to the command interface, but Ctrl + Alt has been occupied in the virtual machine, that is, the cursor switches out of
RedHat software management-script Installation
I. Decompress
Tar-zxvf webmin-1.700.tar.gz
2. Go to the relevant directory
CD webmin-1.700
3. If you execute./configure at this time, the system will prompt that configure does not exist.
If the source code package is not installed in Linux, it provides detailed instructions, such as readme or install
4. view instructions
VI readme
5. Follow the prompts
./Setup. Sh
Attachment-uninst
From the recent security analysis of the hacked server, I found the tool to elevate the user's privileges. He was using Samba's security vulnerabilities to elevate to root.
These days the server was installed with the Samba server because it was being tested on the public network. And the next day we found out that the server was hacked.
Samba is the default version on Redhat Linux 9. Use the hacker's power
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