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Category: Administrations

Errror on VMWare on my CentOS box- vmware is installed, but it has not been (correctly) configured, for this system

Rumi, January 28, 2011January 28, 2011

"vmware is installed, but it has not been (correctly) configured, for this system. To (re-) configure it, invoke the following command: /usr/bin/vmware-config.pl" I've been receiving this error since I've been trying to setup VMWare workstation ver 5.0 on my Centos box. It is now resolve after issueing the command- VMWARE_DEBUG=yes…

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Install & Configure Popasswd in Debian (for Horde)

Rumi, January 7, 2011

$ apt-get install poppassd # installs server-side mechanism for changing the password $ cd /var/www-ssl/horde/passwd/config $ cp -p backends.php.dist backends.php $ vi backends.php: – delete all but 'poppassd' ########################################### # note: # My poppassd service didnt start, because the deb-package put the startup command in # the /etc/inetd.conf superserver file,…

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Installing Horde in Debian 5

Rumi, January 7, 2011

Default installation is with Apache + mod_php5 + php-mysql:   # aptitude install horde3 Packages installed looks like: apache2-mpm-prefork apache2-utils apache2.2-common fckeditor horde3 libapache2-mod-php5 libmcrypt4 php-cache php-date php-db php-file php-http-request php-log php-mail php-mail-mime php-mail-mimedecode php-net-dime php-net-ftp php-net-smtp php-net-socket php-net-url php-pear php-services-weather php-soap php-xml-parser php-xml-serializer php-xml-util php5-cli php5-common php5-gd php5-mcrypt php5-mysql…

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Creating SSL certificates using openssl

Rumi, November 26, 2010

Here was my requirements- I need one of my domain (it was actually an IP redirection) with SSL setup on my IIS 6 (windows 2003 server) system. The IIS have several virtual hosted domains already and one of them needed this SSL setup For some reason- Windows openssl didn't give…

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Howto Install VMware Workstation 6.5 in Ubuntu

Rumi, November 25, 2010

Thought it might e quite useful on setting up vmware on my network-

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Dissection of SPF (Sender Policy Framework)- A way to configure your DNS server SPF parameters

Rumi, September 26, 2010

Pick a default. SPF domains have to publish at least two directives: a version identifier and a default mechanism. mydomain.com. TXT “v=spf1 -all” This is the simplest possible SPF record: it means your domain mydomain.com never sends mail. It makes sense to do this when a domain is only used…

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UltiDev Cassini Web Server for ASP.NET Applications

Rumi, September 25, 2010

What is UltiDev Cassini Web Server? UltiDev Cassini is a free, light-weight and  redistributable web server  that can host  ASP.NET 3.5, 3.0, 2.0 and 1.1  applications and static HTML sites. Whenever your customers need an alternative to IIS — UltiDev Cassini web server is the answer. UltiDev Cassini was built…

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Top 5 Best Linux Firewalls

Rumi, September 25, 2010

iptables If you are new to any of the top 5 firewalls mentioned here, please read the rest of the article to understand more about them. 1. Iptables iptables is a user space application program that does packet filtering, network address translation (NAT), and port address translation (PAT).  iptables is…

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Allow ICMP Rule on Windows 7, Windows Vista, Windows Server 2008, or Windows Server 2008 R2

Rumi, August 25, 2010

To allow inbound Internet Control Message Protocol (ICMP) network traffic, use the Windows Firewall with Advanced Security node in the Group Policy Management MMC snap-in to create firewall rules. This type of rule allows ICMP requests and responses to be sent and received by computers on the network.

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How do I Compress a Whole Linux or UNIX Directory?

Rumi, June 10, 2010

It is very easy to compress a Whole Linux/UNIX directory. It is useful to backup files, email all files, or even to send software you have created to friends. Technically, it is called as a compressed archive. GNU tar command is best for this work. It can be use on…

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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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