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Web Application Vulnerability Scanners

Acunetix Enterprise: Find Website - Web Applicati…

Security researchers disagree about the percentage of vulnerable websites, but most concur that it’s way too high. Despite their long history, attackers continue to use cross-site scripting (XSS), SQ…

OpManager - Network Monitoring & Management

Elevate your network management: Maximizing effic…

As technology evolves, so do our networks. Today's sprawling network infrastructures are intricate ecosystems, demanding more from IT teams than ever before. Configuration management, complianc…

Palo Alto Networks

How to Register a Palo Alto Firewall and Activate…

This article explains how to register and activate your Palo Alto Firewall Appliance to obtain technical support, RMA hardware replacement, product updates, antivirus updates, wildfire, antispam upda…

Ethernet Protocol, CSMA/CD, Collisions

Propagation Delay

You may know that the minimum frame size in an Ethernet network is 64 bytes or 512 bits, including the 32 bit CRC. You may also know that the maximum length of an Ethernet cable segment is 500 meters…

Routing

Introduction to Routing Protocols

Distance Vector, Link State RIP, IGRP, EIGRP, OSPF Routing protocols were created for routers. These protocols have been designed to allow the exchange of routing tables, or known networks, betwee…

Network Fundamentals

Introduction To Networking

A network is simply a group of two or more Personal Computers linked together. Many types of networks exist, but the most common types of networks are Local-Area Networks (LANs), and Wide-Area Networ…

Network Fundamentals

Measuring Network Performance: Test Network Throu…

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. A…

Cisco Routers

Cisco VPN Client Configuration - Setup for IOS Ro…

Remote VPN access is an extremely popular service amongst Cisco routers and ASA Firewalls. The flexibility of having remote access to our corporate network and its resources literally from anywhere i…

Windows Servers

How to Install and Configure SNMP for Windows Ser…

Simple Network Management Protocol (SNMP) is a UDP protocol that uses port 161 to monitor and collect detailed information on any network device supporting the SNMP protocol. All Windows servers supp…

Network Cabling

USB Direct Cable Connection, USB Versions, Specif…

Today, Serial and Parallel Direct Cable Connections are considered obsolete methods of transferring data between computers. The fact is that even USB Direct Cable Connection (DCC), is not all that po…

Windows Servers

Configuring Windows Server Roaming Profiles

Windows roaming profiles allow the mobile users of a company to always work with their personal settings from any network computer in a domain. Roaming profiles are a collection of personal user sett…

Subnetting

IP Subnetting - Part 2: Subnet Masks & Their Effe…

There are a few different ways to approach subnetting and it can get confusing because of the complexity of some subnets and the flexibility they offer. For this reason I created this little paragrap…