Author Archives: Gkhan

Windows server 2012 Hyper-v virtual machine getting shutdown after a while

Posted on July 26, 2020 by Gkhan

Windows server 2012 Hyper-v virtual machine getting shutdown Continue reading →

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How to check shutdown event log

Posted on July 26, 2020 by Gkhan

Windows 2012 shutdown issue.
Event logs for shutdown or reboot of windows 2012 servers. Continue reading →

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How to get back your wireless password from windows 10

Posted on June 2, 2020 by Gkhan

How to get back your wireless password from windows 10 Continue reading →

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How to search text in Ubuntu Linux

Posted on April 21, 2020 by Gkhan

How to search text in Ubuntu Linux 1- Install ack-grep by typing #sudo apt-get install ack-grep 2- Change to the directory where you want to search # ack-grep yourtext it will show all files containing text  yourtext

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Cisco 7960 SIP Phone India Time Setting

Posted on April 15, 2020 by Gkhan

My Phone was showing One  hour ahead in IST time . I configured below setting in SIPDefault.cnf.
It was showing one hour ahead due to  dst_auto_adjust:  was enabled. I just disabled its worked fine. Continue reading →

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How to record linux ssh terminal output and replay it for all users

Posted on April 12, 2020 by Gkhan

How to record linux ssh terminal output and replay it for all users we can get it done using script command .you can save all the session from all users login in to your server and there activity. this will … Continue reading →

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How to install OpenVPN server on Centos 7

Posted on April 12, 2020 by Gkhan

How to install OpenVPN server on Centos 7 1- Install Centos 7 64 bit minimal install 2- Update the Centos 7 # yum update -y 3- Install EPEL repositories cd /tmp wget https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm ls *.rpm yum install epel-release-latest-7.noarch.rpm

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How to install bigbluebutton web conference server.

Posted on April 12, 2020 by Gkhan

How to install BigBlueButton web conference server. The minimum requirements for a BigBlueButton server are Ubuntu 16.04 64-bit OS running Linux kernel 4.x 8 GB of memory with swap enabled (16 GB of memory is better) 4 CPU cores (8 … Continue reading →

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How to install Cisco Configuration Professional on windows 10 64 Bit

Posted on February 16, 2020 by Gkhan

How to install Cisco Configuration Professional on windows 10 64 Bit Continue reading →

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How to install ISSABEL PBX by USB flash drive

Posted on November 17, 2019 by Gkhan

How to install ISSABEL PBX by USB flash drive 1- Download ISSABEL  ISO from  https://www.issabel.org/latest-iso 2- Download  RUFS  utility  https://rufus.ie/ 3- Convert ISO to USB  and choose  Write in DD Inamge mode

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