Cisco Catalyst 2960-X/2960-XR

This week Cisco Systems Inc, unveiled a new series of switches in its catalyst 2000 line.

Cisco Catalyst 2960X/XR Series Switches

Cisco 2960-X series switches is upgraded version of 2960S series switches are also stackable Gigabit Ethernet switches.  It is equipped with “Flexstack Plus”, a doubled version of Flexstack. Catalyst 2960X supports upto 8 switches in a stack (Only 4 in Flexstack) and 384 ports (48 Ports x 8 switches). Stacking bandwidth is also upgraded to 80 Gbps and Convergence is reduced to 100 milli seconds.
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How to : Port Security in Cisco switches

Cisco Port security is an important feature to most of my customer. Especially Software development companies and BPOs are the constant customer types asking for this feature to restrict devices connecting to their network.

Cisco Port security is to limit the devices that are connecting to the Wired network via switches. This feature checks for MAC address of the device that has just accessed the switch port and verifies whether that device is allowed to connect wired network or not. The wireless equivalent of this feature is MAC address Authentication. The number of addresses the feature accepts is equivalent to the maximum limit of MAC address of the switch.
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Windows 8 End user training brochure

Windows 8 Logo

Six Months after the Launch of Windows 8 Consumer version, Microsoft has released End user training document for Windows 8. May be Steven Sinofsky thought windows 8 users don’t want a end user manual. But Launch of third party apps like Classic shell, Pokki, IOBitStart8, which is a software to bring back classy start menu back to your windows 8 installation or Boot2Desktop may have melted Microsoft’s vision. MS has started to understand its not good for company to remove much expected features in Windows 8 and of course every software needs a README.DOC (Even Windows 1.1 had it)

This can be downloaded online, Link given below. Its in PDF format, you need a PDF reader to read this (Windows 8 comes with a “Reader” inbuilt)
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Adopt technology or Not : Idea for Argument

Adopting Technolgoy

Last week, at my MBA classes we had a debate topic “Should we adopt modern technology into business”. Just in time xkcd appeared with new comic that can suit to any technology. “White Hat” here giving insight sounding like profound although there is no actual insight, which causes cueball to rethink about the technology and adoption of it into our lives. The sentence is brilliantly constructed in a way that cueball will fill in the missing insights and trigger the reservations about technology. Its useful for any technology debate topic that you participate. What ever the technology may be.

Warren is in the house – Twitter

Warren Buffet, often dubbed as Oracle of Omaha is on twitter now. His handle is @warrenbuffer. After posting his first Tweet, he joked to an interview as “Who says you can’t teach an old dog new tricks?”

We all know Warren don’t have big idea about technology or investing in tech companies. Now he eyeing on new tech and starting at twitter. Lets see.

LinkedIn Top 5%

Today received a mail from LinkedIn saying I have one of top 5% most viewed profile in 2012.

Well, It made me special and feeling good. One hell of a customer satisfaction technique. I haven’t reached Top 1% but top 5th percentile is itself huge. Lets do a small math. LinkedIn has 200 million users. So I am one of the top 10 million users. To emphasize this, LI sent a infographic along with each mail that speaks these math and stats.
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How to create dial patterns for India

This post is related to Asterisk and Elastix, An open source telephony software developed by Mark Spencer.

What is a Dial Pattern?

The pattern and numbers used by a phone user to dial out and reach a number is called Dial patterns. This is used by PBX to re-route towards any route is known as Dial Pattern. Alphanumeric and special characters are used as matching patterns in dial patterns. Writing Dial pattern is an essential thing for any PBX design. One must plan carefully afore to avoid drastic changes that may case a lot of confusions.

The following are the patterns that can be used in Asterisk based Open Source PBX. Continue reading

Future of Video transmission H.265(HVEC) approved

H.265 With the explosion of Big screen or at least lengthy screen, consumers has started to give importance to video in their smartphones. Me, do have very less time (busy bee :-p) to see good movies which are recommended by my friends. I used to see it on my smartphone while on travel/waiting to meet someone etc. But the problem with this is videos occupy a lot of space. A movie can occupy significant space in your mobile device. Especially if its a Full-HD(1080p) movie your mobile device’s 4GB is occupied.
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