Network technologies and trends:

August, 2011

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August 27, 2011  10:22 AM

Cisco Introduces New Entry-Level Certifications – Series 3

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

After acquiring Tandberg, Cisco Systems made a significant progress in Telepresence business. Now Telepresence is not just a mere conferencing solution this technology is widely used in entertainment business as well. Look at its popularity it was a right move by Cisco Systems to introduce the...

August 27, 2011  10:07 AM

Cisco Introduces New Entry-Level Certifications – Series 2

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

In my previous post I discussed about the introduction of Cisco Certified Technician...


August 24, 2011  7:38 PM

Cisco Introduces New Entry-Level Certifications – Series 1

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Yesterday a major announcement came out from Cisco Systems. It's about the introduction of Cisco Certified Technician (CCT) to its career Certification Program. So with an introduction of


August 17, 2011  10:25 PM

Total no of CCIE’s worldwide

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Recently I was going through Cisco Live Virtual web site and I was browsing the presentation Cisco Data Center/Storage Certification. According to Cisco Data Center/Storage Certification Presentation there are 22741 Cisco Certified Internetwork Experts (CCIE’s) worldwide....


August 16, 2011  7:55 AM

Difference between shared mode and dedicated mode operation in Nexus 7000 Series Switches – Series 2

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

In my previous post we discovered how Nexus 7000 Series line card works in shared mode. The other mode of operation is...


August 10, 2011  7:41 AM

Difference between shared mode and dedicated mode operation in Nexus 7000 Series Switches – Series 1

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

When it comes to the line cards of Nexus 7000 Series Switches, they operate in either in shared mode or dedicated mode.  So what is the difference between shared mode and dedicated mode operation? In shared mode operation say four interfaces of 10 Giga are grouped together and they offer in...


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