The Accidental Administrator: Linux Server Step-by-Step. Configuration Guide. First Edition by Don R. Crawley. Linux+ and CCNA Security. Provided courtesy of . Step by Step Linux Guide, describes the system administration aspects of using Linux. . Now you need to configure your server to bind to a specific IP address. It contains information on how to install and configure various server applications It is a step-by-step, task-oriented guide for configuring and customizing your.
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Linux Network Administrators Guide Linux Journal and Linux Magazine. Configuring Name Server Lookups Using reiposavovta.tk The vCenter Operations Manager Installation and Configuration Guide provides information about You must install vCenter Operations Manager Server on a 64 -bit machine that meets specific hardware Adobe Reader or a similar PDF viewer for viewing reports. when you click the Describe button in step 6, below. Step by Step Installation of a Secure Linux Web, DNS and Mail Server. Feb 10, .. of installing Linux and the various tools included for text editing, configuration etc. Introduction "The Official OpenNA Linux Installation Guide. " URL: reiposavovta.tk (20 Jan ).
Run the net ads command of Samba to verify that the machine is joined to a domain: sudo net ads testjoin Run the following command to verify extra domain and computer object information: sudo net ads info Verify Kerberos configuration To ensure that Kerberos is configured correctly for use with the Linux VDA, verify that the system keytab file has been created and contains valid keys: sudo klist -ke This command displays the list of keys available for the various combinations of principal names and cipher suites.
In some environments, the DNS domain name is different from the Kerberos realm name.
Ensure that the realm name is used. If this command is successful, no output is displayed.
This command returns a message indicating success or failure. Quest authentication service Configure Quest on domain controller Assume that you have installed and configured the Quest software on the Active Directory domain controllers, and have been granted administrative privileges to create computer objects in Active Directory.
Select the Unix Account tab. Check Unix-enabled. Note: These instructions are equivalent for setting up domain users for logon using the console, RDP, SSH, or any other remoting protocol. This enforcement interferes with the Unix domain socket IPC mechanisms used by Quest, and prevents domain users from logging on. The convenient way to work around this issue is to disable SELinux.
Reenabling SELinux policy enforcement after disabling can cause a complete lockout, even for the root user and other local users. Authentication offline logon must be disabled. Set this parameter to a lower value on systems with a shorter ticket lifetime.
The domain-name is the DNS name of the domain, for example, example. In case the service is now already defined in firewalld rules, you can manually add the service port, as shown in the below example.
In order to grant root permissions for a normal user, first create the user by issuing adduser command , set the password for the user and grant root permissions to the user by executing the below command which adds the new user to the administrative wheel group. In order to secure SSH your server and set up public key authentication to increase the security of your server with a private SSH key to log in, first generate a SSH Key Pair with a following command. After the SSH key pairs had been generated, copy the key to the server you want to connect to by issuing the below command.
Initially, enter you remote SSH user password in order to copy the public key. After the SSH public key has been copied to the remote server, login to the remote SSH server with the following command. To apply the setting you need to restart the SSH service so that it will use the new configuration. These are just a few basic settings and commands every system administrator needs to know and apply on a fresh installed CentOS system or in order to perform day to day tasks on the system.
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View all Posts. I'am a computer addicted guy, a fan of open source and linux based system software, have about 4 years experience with Linux distributions desktop, servers and bash scripting.
Your name can also be listed here. Got a tip? Submit it here to become an TecMint author. I Want to install the CentOS on my windows10 operating system as you know Windows recently added an option for developer. Server desktop pc which is minimall centos 7, encrypted partitions, how to make it accessible after a power failure recovery.
As the system stops at the screen for asking of the passphrase to boot. Is it possible to make it booted and accessed remotely and at the same time in front of physical Desktop pc monitor stay not logged in? Your email address will not be published. Save my name, email, and website in this browser for the next time I comment. Notify me of followup comments via e-mail. You can also subscribe without commenting.
This site uses Akismet to reduce spam. Learn how your comment data is processed. How to Install Nagios 4. How to Install Ubuntu Ending In: CentOS 3.
Update CentOS 7 System The first step you need to perform on a fresh installed CentOS system is to make sure the system is up-to-date with the latest kernel and system security patches, software repositories and packages. Install System Utilities.
Set Hostname in CentOS 7. Configure Network in CentOS 7. Setup Network IP Address. Active Network Interface. Verify Network Configuration.
Check Network Connection. List All Services State. List Enabled Services.
List Linux Processes in Tree Format. Open Service in Firewalld. Verify Sudo User Permissions. Stay Connected to: Twitter Facebook Google Plus Subscribe to our email updates: