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This article explains how to register and activate your Palo Alto Firewall Appliance to obtain technical support, RMA hardware replacement, product update…
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Upgrading your Palo Alto Firewall or Panorama Management System to the preferred PAN-OS release is always recommended as it ensures it remains stable, saf…
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This article provides a comprehensive guide to deploying Active Directory and DNS Services on Windows Server 2022, encompassing the Essential, Standard, a…
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Distance Vector Routing Protocols
Distance Vector routing protocols use frequent broadcasts (255.255.255.255 or FF:FF:FF:FF) of their entire routing table every 30 sec. on all their interf…
Next-Gen Firewalls & Topologies. Designing & Building…
Next-generation firewalls (NGFWs) and DMZ zones are two critical components of network security that work hand in hand to protect an organization's networ…
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 overhe…
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As more companies around the world adopt the virtualization technology to increase efficiency and productivity, Microsoft’s Hyper-V virtualization platfor…
How To Configure Dynamic DNS Server On A Cisco Router
Hosting your own webserver or email server would normaly require a static IP address from your ISP. This ensures that your services are always reachable u…
DHCP Option 82 Message Format, Analysis. DHCP Snooping…
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…
How to Disable or Enable the Password Recovery Procedu…
Our previous article shows how to perform a password recovery on the Cisco Catalyst switches. This article will now explain how to disable or enable the C…
How To Fix Cisco Configuration Professional (CCP) 'Jav…
Our previous article covered how to fix the Cisco Configuration Professional display/window problem where the CCP application is displayed in about one th…