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Wi-Fi and WLAN Site Survey Consulting Services

CellStream Consulting Services / By

Post Views: 21,943 Wi-Fi has become an essential part of everyday life. Whether you are a homeowner, small business, enterprise organization, educational institution, or service provider, reliable wireless connectivity is critical to productivity, communication, entertainment, and business operations. As our dependence on cloud services, video conferencing, streaming applications, smart devices, IoT technologies, and mobile computing

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Cisco IOS Classic Command Cheat Sheet

Cisco Router and IOS How To's / By

Post Views: 4,150 Welcome to our Cisco IOS Classic Command Cheat Sheet! Cisco switches and routers use the Internetwork Operating System (IOS), which configures and controls the device’s performance and behavior. Cisco’s IOS defines an interface called the Command Line Interface (CLI), which enables administrators to enter commands into a terminal emulation program. The CLI

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Switch Port Security Usage in Cisco IOS

Cisco Router and IOS How To's / By

Post Views: 1,913 Accessing the Internet is almost taken for granted today by most workers. They get very comfortable simply opening the lid to their laptop, turning on the wireless or connecting a cable and having access. For many of our clients, this notion of “open access” has been a continual challenge. On the one

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PPP Configuration in Cisco IOS

Cisco Router and IOS How To's / By

Post Views: 2,552 Point-to-Point (PPP) Protocol is an excelent Layer 2 protocol used to establish a direct connection between two nodes. It can provide connection authentication, transmission encryption (using ECP, RFC 1968), and compression. PPP was designed somewhat after the original HDLC specifications. The designers of PPP included many additional features that had been seen

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Leveraging Logging for Troubleshooting Using Cisco IOS

Cisco Router and IOS How To's / By

Post Views: 5,145 Whenever we teach our Hands-On courses, we always have a section of the course that discusses troubleshooting the network or technology the class is learning. A key part of troubleshooting any network is knowing the technology, no argument. But even the masters of technologies like Multicasting, or IP Networking, or MPLS, still

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Bandwidth Utilization – How to Check It on Routers

Cisco Router and IOS How To's / By

Post Views: 1,992 A common question folks ask is “How do you check the bandwidth utilization on a router?” It is a great question and the answer is not as easy as you would expect. There are tools that accomplish this (i.e. NetFlow and there is another mentioned at the end of this page). However,

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Reload Procedure to Bypass System Password

Cisco Router and IOS How To's / By

Post Views: 1,480 In this How To we will reveal how to bypass the system password on Cisco IOS routers.  This procedure is used regularly by CellStream consultants. As you will see, we are changing the configuration register to alter the boot process to exclude the configuration files that the router has, as within those

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Reload Procedure to Bypass System Password in Cisco IOS

Cisco Router and IOS How To's / By

Post Views: 2,080 In this How To we will reveal how to bypass the system password on Cisco IOS routers.  This procedure is used regularly by CellStream consultants. As you will see, we are changing the configuration register to alter the boot process to exclude the configuration files that the router has, as within those

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Getting Started with nmap

Networking and Computing Tips and Tricks / By

Post Views: 14,015 Nmap (“Network Mapper”) is a free and open source (license) utility for network discovery and security auditing that has been around since 1997. Surveillance and network scanning is often one of the first steps in Penetration Testing or Security Validation. Many systems and network administrators also find it useful for tasks such

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