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Category: Administrations

Sun ILOM – Enable HTTP or HTTPS Web Access Using the CLI

Rumi, November 13, 2020

ILOM supports both HTTP or HTTPS connections. ILOM enables you to automatically redirect HTTP access to HTTPS. ILOM also enables you to set the HTTP and HTTPS ports. 1. Log in to the ILOM CLI as a an Administrator. 2. At the command prompt, type: -> set /SP/services/http The properties…

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Remove Proxmox Subscription Notice

Rumi, November 1, 2020

Copy and paste following command to the terminal (6.1 and up) sed -i.backup “s/data.status !== ‘Active’/false/g” /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js && systemctl restart pveproxy.service (6.2-11 and up) sed -i.backup -z “s/res === null || res === undefined || \!res || res\n\t\t\t.false/false/g” /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js && systemctl restart pveproxy.service (6.2-12 and up)

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Install Multipath on Debian Server

Rumi, November 1, 2020

Note:  This installation is tested on Debian 10 (Buster) edition. It might work for other versions of Debian as well. DMM Setup Overview DM-Multipath includes compiled-in default settings that are suitable for common multipath configurations. Setting up DM-multipath is often a simple procedure. The basic procedure for configuring your system…

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Email Alert for Host down using fping

Rumi, October 26, 2020

A simplified bash script for host status alert: #!/bin/bash email=h.t.emdad@gmail.com NBR_DOWN=0 LOGFILE=/tmp/pinglog.txt echo “Server Down Status” > $LOGFILE for i in $(cat ping.txt); do fping $i >/dev/null if [ $? -ne 0 ]; then echo “$i is down” >> $LOGFILE NBR_DOWN=$((NBR_DOWN+1)) fi done if [ $NBR_DOWN -gt 0 ]; then…

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Install PHP 7.4 / 7.3 / 7.2 / 7.1 on Debian 10 / Debian 9

Rumi, October 26, 2020October 26, 2020

Add PHP Repository SURY, a third-party repository which offers PHP 7.4 / 7.3 / 7.2 / 7.1 for Debian operating system. By default, Debian 10 ships PHP v7.3. So, you can either install PHP v7.3 from Debian repository or SURY repository. Skip this section if you want to install PHP…

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Multiple or Two Default Gateways on One System

Rumi, October 26, 2020

Problem Description You have built two or more network cards into one Linux system and each of these cards has its own default gateway. By default, you can only have one default gateway on a system. The case described would lead to asynchronous routing, whereby the router would reject the…

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How to find out the connected interface using linux command

Rumi, October 26, 2020

Method 1 To find out the connected state of a network cable in Linux, just run: $ cat /sys/class/net/enp5s0/carrier Sample output: 1 If you got output as “1” (Number one), It means that the network cable is connected with the network card. Also, you can do this with the following command too:…

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Install LAMP on CentOS 7 with PHP 5.4/7.0/7.1/7.2/7.3/7.4

Rumi, October 26, 2020

Preliminary Note In this tutorial, I use the hostname server1.example.com with the IP p 192.168.0.100. These settings might differ for you, so you have to replace them where appropriate. I will add the EPEL repo here to install latest phpMyAdmin as follows: rpm –import /etc/pki/rpm-gpg/RPM-GPG-KEY* yum -y install epel-release To edit files on…

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Enable mod_rewrite for Apache on CentOS 7

Rumi, October 25, 2020

The mod_rewrite module is enabled by default on CentOS 7. If you find it is not enabled on your server, you can enable it by editing 00-base.conf file located in /etc/httpd/conf.modules.d/ directory. sudo nano /etc/httpd/conf.modules.d/00-base.conf Add or uncomment the following line: LoadModule rewrite_module modules/mod_rewrite.so Save and close the file, then…

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Add Static Route on specific interface from Windows OS

Rumi, October 6, 2020

Find out the Interface ID on which you need to apply your static route- netsh interface ipv4 show interfaces It’ll look something similar below-  And now apply your static route- route add 172.16.222.0 mask 255.255.255.0 172.16.221.193 IF 20  

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Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Savvyfrom Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & PKI Naitonal Root and CA Infrastructure. Also engaged with several Offshore Software Development Team.

Worked with Orascom Telecom-Banglalink, Network Elites as VAS partner, BTRC, BTT (Turkey) , Mango Teleservices Limited and Access to Informaiton (A2I-UNDP)

Currently working at Oracle Corporation as Principal Technology Solution and Cloud Architect.

You can reach me [h.t.emdad at gmail.com] and I will be delighted to exchange my views.

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Apache Bind Cacti CentOS CentOS 6 CentOS 7 Debain Debian Debian 10 Debian 11 Debian 12 DKIM Docker endian icinga iptables Jitsi LAMP Letsencrypt Linux Munin MySQL Nagios Nextcloud NFS nginx pfsense php Postfix powerdns Proxmox RDP SSH SSL Ubuntu Ubuntu 16 Ubuntu 18 Ubuntu 20 Varnish virtualbox vpn Webmin Windows 10 XCP-NG zimbra

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