How DNS works


This video will help you to learn how DNS works


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About Me

Associate Director Products Engineering (Building product vision and roadmaps / Hyper-Automation | Multi-Cloud Networking | Analytics | SD-WAN/LAN | NFV | SASE | Private 5G | IoT to Cloud | Edge to Cloud) at NTT Associate Director with a demonstrated history of working in the telecommunications industry. Skilled in next-generation technologies (SD-WAN/ SDN/ SASE/ Edge to Cloud/ IoT to Multi-Cloud), Pre-sales, and Private 5G. Strong operations professional with SD-WAN /SASE / IoT experience. Product leadership roles with experience in incubating, launching, and scaling products developed inhouse Goals inline to Hyper-Automation and enhanced AI to feed the system with all the triage information. Creating multi-experience for internal and external users. Incubated Edge to Cloud, IoT to Multi-Cloud, IoT Analytics Incubated and launched, and scaled SmartOOB based on 4G/5G technology to provide access to the underlying infrastructure Global IT Operations Management (Network Operations &...
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Errors on Fast ethernet Interface - Cisco Routers

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Errors on Fast ethernet interface of Cisco routers. If you are facing problem with the increasing errors on cisco router fast ethernet interface, you can apply few quick fixes. 1) Check the router memory and holding memory of the process, using following command :     show processes memory Check this every few minutes as this should not increase. 2) Check CPU process for spikes in CPU using following command show processes CPU history sh processes cpu sorted | exclude 0.00 3) Check the uptime of the router using following command. Show version 4) Issue can be with the cable, it should be CAT 5 or CAT 5e. 5) Issue can be with the Duplex/Speed set to auto/auto.    It should be always hard coded e.g. duplex full / speed 100.
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ITIL : Information Technology Infrastructure Library Information Technology Infrastructure Library (ITIL) has been around for 20 year. ITIL is becoming the next big thing in Information Technology. It is the new industry buzz-word, the new certification, the new conference, and the new idea that the IT world feels it needs. Where did ITIL come from? ITIL started in the late 1980s when the British Central Computer and Telecommunication Agency (CCTA), now called the Office of Government Commerce (OGC), made a decision that there should be a better way for Information Technology to function. The CCTA commissioned a study group to develop a new approach to managing Information Technology. From this group came Version 1 of ITIL, which was called GITIM, Government Information Technology Infrastructure Management. Version 1 of ITIL was a great deal different from the present-day version. Part of this difference is due to the gradual maturing of ITIL and changes in the Information Technology ...
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