Author: Rumi

Hasan T. Emdad is an ICT Solution Architect, Project Manager with 12+ year expertise in HW selection, OS expertise on Linux and MS, Supervising Application SW on Pearl, Java, dot Net and PHP with DB experience of MySQL, Postgre, MS and Oracle. He was involved in setting up several Turn Key ICT including Telecom based projects on various government and autonomous bodies in the country. Developed more than 50 applications running with different operators and users. Managing a team of more than 10 in-house engineers and developers and manages an outsourcing team experts and contributors. Very recently engineered Public Key Infrastructure (PKI) on Enterperise and Root Certifying Authority and deployed scalable Cloud Computing and Managed Services. He has post graduated (MBA) from University of Dhaka, Bangladesh.

Munin adding up new eth interface

Rumi,

root@pluto:/usr/share/munin/plugins# ./if_ suggest ath0 eth0 –shell munin-node-configure –shell creates symlink commands to link useful plugins from the plugin library to the plugin service directory (usually /etc/munin/plugins). To continue the if_ example: root@pluto:/usr/share/munin/plugins# munin-node-configure –shell ln -s /usr/share/munin/plugins/if_ /etc/munin/plugins/if_ath0 ln -s /usr/share/munin/plugins/if_ /etc/munin/plugins/if_eth0  

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John Goddard- World Famous Adventurer

Rumi,

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…

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Centos Install and Configure MRTG

Rumi,

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…

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Creating a Certificate Signing Request Using Certreq.exe

Rumi,

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…

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Configuring DKIM signing in MDaemon

Rumi,

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…

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