Network Troubleshooting FAQs

Network Troubleshooting FAQs   Question 1 My internet service is out, how can I start troubleshoot? Steps: Check physical cable connectivity Check IP address released by your DHCP server Unplug and Plug in the cable Trace...

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WINDOWS IP COMMANDS

As Network Engineers we need to be versatile and troubleshooting-savvy in our work environment. Also we need to have very good knowledge of IP and other networking related commands on end-point devices such as Windows computers...

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Router/Switch Stuck in ROMmon Mode

Router/Switch Stuck in ROMmon Mode Introduction; ROMMON (ROM Monitor) or also known as bootstrap program is you can say a mini operating system in the Cisco devices that helps to initialize the processor hardware and boot the...

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Network Address Translation

Network Address Translation NAT substitutes the local address on a packet with a global address that is routable on the destination network. By default, NAT is not required. If you want to enforce a NAT policy that requires hosts...

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SNMP BASICS

What is SNMP & How Do I Use It? SNMP stands for Simple Network Management Protocol.  It is a standard way of monitoring hardware and software from nearly any manufacturer, from Juniper, to Cisco, to Microsoft, UNIX, and...

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What Is Network Monitoring?

Network Monitoring Is the process of monitoring network components like routers, switches, firewalls, servers, switches etc. System administrators use network monitoring software to identify bottlenecks, slow spots, malicious...

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POLICY-MAPS

Inspecting and Policing OSI Layers 3-4 (Configuration) Scenario: Traffic from internal hosts destined to the internet needs to be capped at 5mb. They have a web server which is hosted proposal writer at a different location...

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PERFSONAR

What is perfSONAR? Introduction Design of Networks The End-to-end Problem Soft Failures Stakeholders Problem Statement and Solution perfSONAR perfSONAR Podcast   Introduction Networks are vital to research disciplines research...

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WIMAX TECHNOLOGY

WiMAX IEEE 802.16 technology   Basics & introduction RF interface WiMAX frequencies MAC layer Network architecture IEEE 802.16, WiMAX, Wireless Microwave Access technology is able to provide 4G levels of Broadband...

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