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Category: Networking

Configure DHCP Server Step-by-Step config Guide Using Webmin

Rumi, April 30, 2017April 30, 2017

Dynamic Host Configuration Protocol (DHCP) is a client/server protocol that automatically provides an Internet Protocol (IP) host with its IP address and other related configuration information such as the subnet mask and default gateway. In our previous article, you have setup your DNS Server using Webmin, refer below link for…

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How To Transfer Contacts From iPhone To Android (5 Ways)

Rumi, January 7, 2017

Source: How To Transfer Contacts From iPhone To Android (5 Ways)

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MDaemon firewall ports to be opened

Rumi, June 24, 2016

Ports to be opened: SMTP inbound / outbound port – 25 MSA inbound port – 587 ODMR inbound port – 366 SMTP SSL port – 465 ActiveSync port – 80 ActiveSync SSL port – 443 BlackBerry Enterprise Server – 3101 POP3 inbound / outbound port – 110 IMAP inbound port…

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Install webmin on debian 8

Rumi, March 10, 2016

To install webmin on debian 8 just follow this instructions : cd /root wget http://www.webmin.com/jcameron-key.asc apt-key add jcameron-key.asc echo “deb http://download.webmin.com/download/repository sarge contrib” >> /etc/apt/sources.list echo “deb http://webmin.mirror.somersettechsolutions.co.uk/repository sarge contrib” >> /etc/apt/sources.list apt-get update apt-get -y install webmin

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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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Enable 1:1 NAT in Iptables

Rumi, April 17, 2015

1:1 NAT maps a single Public IP Address to one of your computer within your local area network (LAN). Unlike port forwarding, 1:1 NAT forwards all ports from one external IP to one internal IP. iptables -t nat -A POSTROUTING -o eth0 -s 192.168.1.2 -j SNAT –to-source 83.229.64.2 iptables -t…

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How to enable Port Forwarding in Iptables

Rumi, April 17, 2015

Port forwarding allows remote computers, for example, computers on the Internet, to connect to a specific computer or service within a private local area network (LAN). Typical applications include the following: Running a public HTTP server within a private LAN Permitting Secure Shell access to a host on the private…

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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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Setting up the mysql_ Plugin in Munin

Rumi, June 6, 2014

After spending a few days trying to get the mysql_ plugin working in my munin installation, I’ve decided to write up the process. It include some pointers about troubleshooting and diagnosing problems with the plugin. Once you have munin and mysql working: # Save this to /etc/munin/plugin-conf.d/mysql_ [mysql_*] env.mysqlconnection DBI:mysql:mysql;host=127.0.0.1;port=3306…

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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 squid SSH SSL Ubuntu Ubuntu 16 Ubuntu 18 Ubuntu 20 Varnish virtualbox vpn Webmin XCP-NG zimbra

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