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SASE & SD-WAN Networks

SD-WAN is the Emerging, Evolving Solution for the…

A lot has changed in how people work during the past twenty years. Co-working spaces, mobility, and the cloud now are common. Businesses are spread out and branch offices are empowered. This new fun…

Cisco Routers

Cisco Router Password Recovery

Password recovery is a fairly frequently used procedure for administrators and engineers. Even though we usually stack our passwords in some word, excel or text file, it's very easy to forget to upda…

Cisco Wireless

Introduction To Cisco Wireless Controllers (WLC)…

The Cisco Wireless Controller (WLC) series devices provide a single solution to configure, manage and support corporate wireless networks, regardless of their size and locations. Cisco WLCs have beco…

Cisco CallManager-CCME

How to Register Cisco IP Phones & Connect CallMan…

This article shows how to connect Cisco's Unified CallManager with a CallManager Express system (including UC520, UC540 and UC560) via H323 gateway, allowing the two systems to route calls between ea…

Cisco Routers

How To Configure Windows VPDN (PPTP) Dialup Conne…

Setting up a Windows VPDN connection is a required task in order to connect to a remote network. In previous articles we covered the set up of a VPDN - PPTP server on a Cisco router. Click here to fi…

Routing

Link State Routing Protocols

Link State routing protocols do not view networks in terms of adjacent routers and hop counts, but they build a comprehensive view of the overall network which fully describes the all possible routes…

Cisco CallManager-CCME

Cisco CallManager Express Basic Concepts - Part 2

Our previous article, Cisco CallManager Express Basic Concepts - Part 1 covered the very basic concepts of CCME and its operation. This article continues with the Cisco CallManager Express basic conc…

Network Cabling

LPT Ports & Modes (SPP, EPP, ECP) - Parallel Dire…

The Parallel Direct Connection is the second solution covering the transfer of data from one computer to another. The cable required is slightly more complicated as it has more wires that need to be…

Cisco CallManager-CCME

Unity Express License Setup & Installation - Soft…

Unity Express provides any organization with a quick and convenient way to manage voicemail, auto attendant and interactive voice response (IVR) services. These services are provided within the…

SASE & SD-WAN Networks

The Need for a Converged SASE Platform. Convergin…

The digital transformation is pushing applications to the cloud, the 2020-2022 pandemic shifted employees to work from home, and the number of resulting new use cases is sending IT leaders scrambling…

Windows Servers

Creating Windows Users and Groups with Windows 20…

In a Windows server environment, it is very important that only authenticated users are allowed to log in for security reasons. To fulfill this requirement the creation of User accounts and Groups is…

Network Fundamentals

Multicast - Understand How IP Multicast Works

Multicast is a communication method used in computer networking where data is sent from a single sender to a group of destination devices. In this method, the sender sends the data packet to a speci…