John Goddard- World Famous Adventurer Rumi, April 7, 2013 One rainy afternoon an inspired 15-year old boy named John Goddard sat down at his kitchen table in Los Angeles and wrote three words at the top of a yellow pad, "My Life List." Under that heading he wrote down 127 goals. These were not simple or easy goals. They… Continue Reading
Centos Install and Configure MRTG Rumi, April 6, 2013 The Multi Router Traffic Grapher (MRTG) is a tool to monitor the traffic load on network-links. MRTG generates HTML pages containing PNG images which provide a LIVE visual representation of this traffic. You need the following packages: mrtg : Multi Router Traffic Grapher net-snmp and net-snmp-utils : SNMP (Simple Network… Continue Reading
Creating a Certificate Signing Request Using Certreq.exe Rumi, April 6, 2013 Create a file named CSRParameters.inf on the C:\ drive using the contents below as a template (replace the single quotes with double quotes): [NewRequest] Subject="CN=mailgw.mango.com.bd,OU=IIG,O=Mango Teleservices Limited,S=Not Applicable,L=Dhaka,C=BD" KeySpec=1 KeyLength=2048 Exportable=TRUE MachineKeySet=TRUE SMIME=False PrivateKeyArchive=FALSE UserProtected=FALSE UseExistingKeySet=FALSE ProviderName="Microsoft RSA SChannel Cryptographic Provider" ProviderType=12 RequestType=PKCS10 KeyUsage=0xa0 Silent=TRUE [EnhancedKeyUsageExtension] OID=1.3.6.1.5.5.7.3.1 Open a command… Continue Reading
Replacing the default (self signed) certificate on a RD Session Host server Rumi, April 1, 2013April 1, 2013 Many times I wanted to get rid of that annoying certificate warning message when I make a RDP connection to a RD Session Host server or a workstation. If you are using RDP inside an Active Directory network, the warning is gone, because the connection is using kerberos for security,… Continue Reading
Creating a Windows Server 2008 R2 Failover Cluster Rumi, April 1, 2013April 1, 2013 I hear you…you want your SQL, DHCP, Hyper-V or other services to be highly available for your clients or your internal users. They can be if you create a Windows Failover Cluster and configure those services in the cluster. By doing that if one of the servers crashes the other(s)… Continue Reading
Configuring DKIM signing in MDaemon Rumi, March 25, 2013March 25, 2013 DomainKeys Identified Mail (DKIM) is an open protocol for protecting email users against email address identity theft and email message content tampering. It does this by providing positive identification of the signer’s identity along with an encrypted “hash” of the message content. To configure and use DKIM: The system administrator… Continue Reading
MDaemon 10.x: Running WorldClient under IIS7.5 on Windows 2008 Rumi, March 25, 2013 Procedure Install the Web Server Role with ISAPI Extensions and ISAPI Filters (for exact steps please consult your Operating System documentation) Open the IIS console Click Start Click All Programs Click Administrative Tools Click Internet Information Services (IIS) Manager On the Connections pane, expand the [Machine_name] node Right click on… Continue Reading
Using DKIM to Authenticate Email Message Rumi, March 25, 2013September 11, 2016 Domain Keys Identified Mail (DKIM) defines a domain-level authentication mechanism that lets your organization take responsibility for transmitting an email message in a way that can be verified by a recipient. Your organization can be the originating sending site or an intermediary. Your organization’s reputation is the basis for evaluating… Continue Reading
pressflow varnish installation and configuration Rumi, March 24, 2013March 24, 2013 Installation Varnish is the key software that speeds up your web site. It is Open Source, built on industry standards and requires very few resources. Varnish is distributed in the EPEL (Extra Packages for Enterprise Linux) package repositories. However, while EPEL allows new versions to be distributed, it does not… Continue Reading
Munin Installation on Linux Rumi, March 24, 2013 Installation on Debian/Ubuntu? If you are running Debian/Ubuntu?, you are in luck. Munin node Since "Munin Node" is in the standard repository, you can just type: # apt-get install munin-node Munin master Since "Munin master" is in the standard repository, you can just type: # apt-get install munin Installation on… Continue Reading