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Block a Particular Port using Squid Proxy Server

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How to block Images using Squid Proxy Server

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How to find OS Version and Service Pack number

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How to Open Command prompt in a Folder In Windows 10

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First you have to login as root, su – ( and Type the password ) Then to create the encrypted password for grub, you have to issue the following command: [root@nuwang~]#grub-md5-crypt Password: ****** Retype Password : ****** Encrypted: $1$faMT51$IzP03Sdvp6U9Itl64kSv31 (encrypted password) Then copy the new encrypted password from the grub.conf file Continue Reading

Linus Torvalds finally updated the open source OS kernel to version 3.0. This third iteration, currently named 3.0.0-rc1, comes 15 years after 2.0 The Kernel Version, Release information and Operating System can be get from the terminal. The Latest version is 3.0-rc2, and the stable version is 2.6.39.1 Link : http://www.kernel.org/ Open up a terminal Continue Reading

Permanent hostname change on RedHat based systems RedHat/CentOS and Fedora distribution use the file /etc/sysconfig/network to read the hostname at system boot. This is set using the init script /etc/rc.d/rc.sysinit /etc/sysconfig/network NETWORKING=yes HOSTNAME=”centos.tecexpertz.com” GATEWAY=”192.168.1.1″ GATEWAYDEV=”eth0″ FORWARD_IPV4=”yes” Debian / Ubuntu: Change Hostname Edit, /etc/hostname file, enter: vi /etc/hostname Delete old name and add new name: ubuntu.tecexpertz.com Continue Reading

You must login as root to reboot the system. Then type the following command to reboot the PC # /sbin/reboot OR # /sbin/shutdown -r now You can also use sudo command under Ubuntu Linux: $ sudo reboot Normally, the shutdown command is used and recommended for rebooting the system. # Continue Reading

Finishing Settings and Testing the Proxy Enable squid to start on boot by typing: CentOS,Fedora,RHEL: chkconfig squid on Debian/Ubuntu: sudo update-rc.d squid enable FreeBSD: echo “squid_enable=YES” >> /etc/rc.conf If you are running the squid first time, run with option -z to create the swap directories: squid -z If everything is Continue Reading

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