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What is OWASP? Open Web Application Security Pro…
With nearly every business sector relying on the internet and digital tools to function, it is no surprise that cybersecurity is the second-fastest growing industry. Hackers don’t care how large or s…
Cisco Router Modes
One of the greatest perhaps features of Cisco routers is that most commands used in the IOS software they run on, are identical across multiple platforms. For example, commands for configuring a giga…
NEXUS NX-OS: Useful Commands, CLI Scripting, Hint…
Whether you’re new to Cisco Nexus switches or have been working with them for years this article will show how to get around the Nexus NX-OS using smart CLI commands and parameters, create your…
Differences Between Classic Ethernet And Fast Eth…
The two primary areas for concern when upgrading the network from 10Mbps to 100Mbps are cabling and hubs. As discussed on the Fast Ethernet Introduction page, in Fast Ethernet twisted pair cabling ne…
How To Configure DNS Server On A Cisco Router
The DNS protocol is used to resolve FQDN (Fully Qualified Domain Names) to IP addresses around the world. This allows us to successfully find and connect to Internet websites and services no matter w…
Windows Server 2012 File Server Resources Manager…
The Windows Server 2008 first carried FSRM or Fie Server Resources Manager, which allowed administrators to define the file types that users could save to file servers. Windows FSRM has been a part o…
How to Restrict Cisco IOS Router VPN Client to La…
In our article Cisco VPN Client Configuration - Setup for IOS Router we explained how to setup up a Cisco IOS router to support Cisco IPSec VPN clients, allowing remote users to securely connec…
Netflow: Monitor Bandwidth & Network Utilization…
Monitoring network traffic & bandwidth usage via Netflow is mandatory for any type and size network. Gaining visibility into user traffic, application traffic and data flows allows network engine…
CallManager Express Setup for IP Phone Firmware U…
This article will show how to configure CallManager Express (CME) for the IP phone firmware upgrade process. Upgrading your Cisco IP phones is generally a good practice, especially when upgrading you…
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…
How to Start Windows 8 and 8.1 in Safe Mode – Ena…
This article will show you how to start Windows 8 and Windows 8.1 in Safe Mode and how to enable F8 Safe Mode. Previous Windows O/S users would recall that by pressing and holding the F8 key while Wi…
DHCP Option 82 Message Format, Analysis. DHCP Sno…
This article provides in-depth analysis of DHCP Option 82 (DHCP Relay Agent) which is one of the +180 DHCP Options available to the DHCP protocol and used by the Bootstrap Protocol (BOOTP) used for a…
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