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Cisco boot process

Cisco 2960 troubleshooting of boot errors, flash deleted

As one of the most popular Cisco switches, Cisco 2960 (taking WS-C2960S-48TS-L for example) are widely applied worldwide. However, it’s hard to avoid all the problems with any good device. We are always asked such kind of questions or complaints, “I am looking for ways to avoid deleting files from the flash in a Switch

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Cisco WS-C3750X-48T-S switch

Cisco Catalyst WS-C3750X-48T-S switch Features and Troubleshooting

The Cisco Catalyst WS-C3750X-48T-S switch is an excellent choice for those businesses that are looking to expand its telephony and networking options including features such as Voice over IP (VoIP), virtualization, cloud-based computing, or similar modern networking. The Cisco WS-C3750X-48T-S Catalyst switch combines cutting-edge Cisco networking technology into an easy-to-use package which is both affordable

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DHCP

Steps of securing your Cisco Catalyst Switch

There are a few steps to ensure your Cisco Catalyst switch fully secured within your network: 1. PASSWORDS First of all, passwords are configured. One password is used for the enable password and the other will later be assigned to the console port. enable secret  [password] username admin password [password] 2. CONSOLE The console port

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hub-switch-bridge-and-router differences

Tutorial of Differences between Hub, Bridge, Switch and Router

Hub A Hub is the simplest of these devices. In general, a hub is the central part of a wheel where the spokes come together. Hubs cannot filter data so data packets are sent to all connected devices/computers and do not have intelligence to find out best path for data packets. This leads to inefficiencies

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Outdoor Wireless Mesh Routers

How to Design Outdoor Wireless Networks for Campus Mobile Classrooms?

Some problems have come up a lot in recent weeks for larger school systems whose enrollment at each school can change rapidly from year to year. Many school systems today have a growing number of mobile classrooms. The challenge for IT management is that the parents and school administrators expect that Wi-Fi and network access

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3 ways to connect Cisco router to AP

3 Best Options of Connecting Cisco Router to Wireless Access Point

Setting up a wireless local area network (LAN) has many benefits. However, you must make sure that you install the correct equipment to take advantage of those benefits. A wireless home network requires a router and access points in order to function. It’s important to choose the right wireless access points for your router. Also,

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802-11-protocols

Tutorial of Wireless Standards: IEEE 802.11a, 802.11b, 802.11g, 802.11n and new 802.11ac

Full overview: The 802.11 standard establishes and defines the mode of channeling the unlicensed radio frequency bands in WLANs. The 2.4 GHz band is broken down into 11 channels for North America and 13 channels for Europe. These channels have a center frequency separation of only 5 MHz and an overall channel bandwidth (or frequency

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Default boot sequence for Cisco IOS software

How Cisco routers boot Cisco IOS software?

When a router starts up it needs to know which software to load and which configuration file to use. The way it determines these two things is by looking at its configuration register setting and its startup configuration in nonvolatile RAM (NVRAM).When a router is booting up, it searches its configuration register to determine where

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how to reset Cisco routers to default setting

Tutorial on Resetting and Verifying Cisco Routers to Default Factory Setting

No matter for an end-user or a company, you may hope your new bought router to benefit you best; thus, it’s necessary to restore the router to factory settings. Now, there are the simple but practical tips for resetting Cisco routers: 1. To erase the configuration file, issue the erase nvram: command. Reload the router

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SDN and cloud

Cisco Next ASIC-Internet of Everything Router with Half Software & Hardware

Preface: Cisco CEO Chambers says new ASIC disclosed at Cisco Live will be routing tech for ambitious initiative; and may include storage as well. Cisco is building a router for the Internet of Everything, the company’s initiative to connect the billions of devices – or 99% of the world – that it claims aren’t already

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