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Tag: Debian

Enable mod_rewrite on Apache for Debian

Rumi, September 8, 2015

To enable and load mod_rewrite, do the following. $ sudo a2enmod rewrite Then open up the following file, and replace every occurrence of “AllowOverride None” with “AllowOverride all”. $ sudo vi /etc/apache2/sites-available/default or $ sudo vi /etc/apache2/sites-available/000-default Finally, restart Apache2. $ sudo service apache2 restart

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Cacti on Debian (Updated)

Rumi, April 19, 2015April 19, 2015

Downloading Cacti You can download the newest version of Cacti from its website. wget http://www.cacti.net/downloads/cacti-0.8.7b.tar.gz Installing Cacti Install apache webserver with php support, mysql database server, snmp, some php modules and rrdtool. apt-get install apache2 libapache2-mod-php5 php5 php5-cli php5-mysql php5-gd php5-snmp mysql-client mysql-server libmysqlclient15-dev snmp snmpd rrdtool Add a user…

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NFS Server and Client on Debian 6/7

Rumi, March 13, 2015

Assumptions: NFS Server IP: 172.16.5.100 NFS Client Node1: 172.16.5.101 NFS Client Node2: 172.16.5.102 NFS Client Node3: 172.16.5.103 NFS Client Node4: 172.16.5.104 On the NFS Server: Install nfs-kernel-server Install nfs-kernel-server and nfs-common Install nfs-common on the computer that has the files to be shared. apt-get update && sudo apt-get install nfs-kernel-server nfs-common Edit the exports…

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Install and configure fail2ban

Rumi, January 4, 2015

Servers do not exist in isolation, and those servers with only the most basic SSH configuration can be vulnerable to brute force attacks. fail2ban provides a way to automatically protect the server from malicious signs. The program works by scanning through log files and reacting to offending actions such as…

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rkhunter perfect configuration

Rumi, January 4, 2015January 4, 2015

Introduction Exposing any computer to the internet is in some ways risky. There are many ways that your server can be compromised or attacked by remote systems and malicious software, and it is an ongoing and proactive process to defend yourself against potential threats. One potential concern is rootkits. Rootkits…

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Install Perfect Mail Server with ISPConfig and Horde 5.0 on Debian Wheezy- Part-2

Rumi, October 13, 2014October 13, 2014

Install necessary packages apt-get install php5-sasl php5-intl libssh2-php php5-curl php-http php5-xmlrpc php5-geoip php5-ldap php5-memcache php5-memcached php5-tidy Register the Horde Pear channel pear channel-discover pear.horde.org Set the Horde installation directory pear install horde/horde_role pear run-scripts horde/horde_role You'll be asked the following question: Filesystem installation for base Horde application: /var/www/horde You can…

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Install Perfect Mail Server with ISPConfig and Horde 5.0 on Debian Wheezy- Part-1

Rumi, October 13, 2014October 13, 2014

First, Install Basic Debian Wheezy. Make sure your network configurations are ok. Once installed start doing following- Fixing hostname- edit /etc/hosts. Make it look like this: vi /etc/hosts 127.0.0.1 localhost.localdomain localhost 192.168.0.100 server1.example.com server1 # The following lines are desirable for IPv6 capable hosts ::1 localhost ip6-localhost ip6-loopback ff02::1 ip6-allnodes…

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Bash Shellshock fix with scripts for Debian, Ubuntu, CentOS and other distros. including old

Rumi, October 3, 2014December 19, 2014

First check if your Bash is vulnerable, execute the following command- env x='() { :;}; echo vulnerable’ bash -c ‘echo this is a test’ If your system is vulnerable, you will see: vulnerable this is a test If your system is not vulnerable, you will see: bash: warning: x: ignoring…

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PHPSysinfo Installation and Configuration on Debain

Rumi, September 26, 2014September 26, 2014

PhpSysInfo is an awesome PHP script that displays system and other monitoring information for Linux. phpSysInfo pulls data from /proc and other locations to display on an easy to read page. On Ubuntu or Debian, install phpsysinfo with: $ sudo apt-get install phpsysinfo The config file is then located in:…

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Reinstall OpenSSH Server

Rumi, June 21, 2014

First if you have any pre-installed SSH server that has gone bad, remove it- on Redhat Architechture Type the following commands as the root user: # chkconfig sshd off # service sshd stop # yum erase openssh-server You need to edit and update firewall rules that allows inbound connections to…

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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.

Tags

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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