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Tag overview for: 'linuxhosting'

Entries on this site with 'linuxhosting'

• A powerful Linux firewall: iptables
  Linux has an extremely powerful built-in firewall, referred to as iptables. It works on IP addresses, protocols (tcp, udp, icmp) and ports. Iptables places rules into pred
• Checking the status of PCI devices on Linux
  How do we find out the status of a PCI device connected to a PCI bus on a Linux machine and how do we find out whether it is connected with the system or not? For this, we
• clnt_create: RPC: Port mapper failure - Unable to receive: errno 113 (No route to host)
  What does one do when they get the error below while trying to see the shared NFS directory with the help of the showmount command:- [[email protected] ~]# showmount -e serve
• How to install and use the qmHandle utility with Qmail
  qmHandle is a utility for managing the Qmail and mail queue operations. By default, it is not installed with Qmail configuration but you can install it to easily manage Qm
• .htaccess fix for a xmlrpc.php DDOS attack
  We've seen that due to old WordPress versions on websites and sometimes due to DDOS attacks on xmlrpc.php, the website and server may become unstable and the traffic to th
• mount error(12): Cannot allocate memory
  Sometimes when connecting to the Windows shared drive using the Linux/Windows system, we get the error as below:- [[email protected] ~]# mount.cifs //192.168.1.5/home /mnt/ -
• Disabling the default SSH port and direct root user login on the Linux machine
  Many times, a hacker tries to login directly via root access on the Linux machine (which enables root login) and can get access by cracking the password with the default S
• How to use diff and patch
  We'll learn the three things below, as follows:- 1) Differentiating between two files and redirecting the differences into a new file. 2) Creating a patch file with the di
• Password-less SSH authentication to a remote machine
  If you're getting irritated or tired of giving your password again and again during SSH login to a remote host, then there is another way using which you can do SSH access
• Argument list too long? Deleting the file or directory using its inode number
  We've noticed that sometimes a file or directory has a really big size due to which removing it is not possible and you get the message below:- Argument list too long \* T
• Mounting a shared Windows directory on Linux
  If you have some important data on your Windows machine which you want to access from the Linux server, then you can do that and be able to access the shared directory or
• Steps to install the Gallery application manually with Linux hosting
  Please follow the steps below to install the Gallery application:- 1. Download the package from the official website or through any other means of Internet resources. 2. U
• How to update the license key in the Parallels Plesk control panel
  Sometimes we face the warning below in the Plesk control panel:- "Warning: You are currently operating within the grace period of your product license. To update your prod
• Joomla Administrator: "500 - An error has occurred"
  We've seen sometimes that when we log into the Joomla administrator section we suddenly get the error "500 - An error has occurred". However the frontend of the website is
• How to check the Postfix queue with the Qshape tool?
  Generally there are many ways to check the emails in the queue on Postfix such as:- mailq postqueue -q But Qshape is another very nice tool which shows the number of email
• Checking for the enabled modules of Apache in Linux
  The quickest and easiest way to check for the enabled modules of Apache on Linux is via the command prompt with the following command:- apachectl -t -D DUMP_MODULES This c
• How to enable debugging in WordPress?
  Many times we've faced issues with the WordPress blog due to which we either get a blank page or error 500 or some other custom error but not the exact error which was sup

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