How TCP / IP works


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handa.rajat@gmail.com

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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Roll back changes on your Cisco router with simple command

What happens if you've made changes to your router's configuration and something goes wrong? How can you get back to where you started? David Davis tells you about a command that helps you roll back changes while minimizing downtime. Have you ever made changes to your Cisco router or switch and then needed to remove them? There are several ways to do this, but which is the safest and easiest method? Rebooting the router or switch isn't the answer. In fact, a simple command is a much better bet. Let's say you're implementing some changes on a router that has a large configuration file. Maybe something distracted you when you were making the change, but the new feature doesn't work when you go to test it. You just want to back everything out and start from scratch. How can you do that? You have a couple of options. If you haven't saved the configuration yet, you can just reload the router. This will work, but you don't want to have to reload a production r...
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