Articles That Might Interest:

VLAN Networks

VTP Protocol - In-Depth Analysis

The previous article introduced the VTP protocol, we examined how it can be used within a network, to help manage VLANs and ease the administrative overhead, providing a stress-free VLAN environmen...

ManageEngine Firewall Analyzer

Ensuring Compliance and Business Continuity in ...

In the wake of digital transformation, the work landscape as we know it has undergone a dynamic shift. People can now work from home, from the office, or anywhere with a stable internet connection....

VLAN Networks

VLANs - Access & Trunk Links

If you've read our previous article The VLAN Concept - Introduction to VLANs then you should feel comfortable with terms such as 'VLAN', 'Static & Dynamic VLANs', however this is jus...

Network Fundamentals

Measuring Network Performance: Test Network Thr...

Measuring network performance has always been a difficult and unclear task, mainly because most engineers and administrators are unsure which approach is best suited for their LAN or WAN network. ...

Cisco CallManager-CCME

Cisco Unity Express Installation & Setup - ISM-...

Unity Express is a popular add-on for Cisco Unified Communication Manager Express (CallManager Express) and Cisco Unified Communication Manager (CUCM), adding advanced auto attendant functionality ...

Cisco Services & Technologies

Renewing Cisco Certifications without sitting f...

Without a doubt, Cisco certifications and specializations are among the most popular vendor certifications in the IT industry, and earning them doesn’t come easy. Anyone who’s achieved a Cisco cert...

Linux - Unix

Updating Your Linux Server - How to Update Linu...

Like any other software, an operating system needs to be updated. Updates are required not only because of the new hardware coming into the market, but also for improving the overall performance an...

Ethernet Protocol, CSMA/CD, Collisions

IEEE 802.3 Interframe Spacing

The IEEE 802.3 specification states that before a station can attempt to transmit on the wire, it must first wait until it has heard 9.6 microseconds of silence. Many popular myths have arisen surr...

Web Application Vulnerability Scanners

How to Test for SQL Injection Attacks & Vulnera...

SQL injection vulnerabilities have held the first spot on the OWASP Top 10 list for quite some time. This is due to the fact that they are both still widespread and can lead to very serious consequ...

Cisco CallManager-CCME

How To Upgrade Cisco - Linksys SPA8000 Firmware

The Cisco - Linksys SPA8000 is an 8-port IP Telephony Gateway that allows connections for up to eight analog telephones (provides 8 FXS ports) to a VoIP network using the Session Initiation Protoco...

Cisco CallManager-CCME

CallManager Express GUI Software Installation &...

Cisco CallManager Express, also known as CME or CCME, runs on both Cisco ISR Routers and UC500 platform, including UC520, UC540 and UC560. CallManager Express's PBX functionality is built into the...

SASE & SD-WAN Networks

Understanding Secure Access Service Edge (SASE)...

Software Defined Wide Area Networking (SD-WAN) is changing the way that businesses connect to the cloud. With SD-WAN, organizations can move away from closed, proprietary hardware solutions, bringi...