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Introduction to Palo Alto Next-Generation Network Fire…
During the past decade, we’ve seen the global IT security market flooded with new network security and firewall security appliances. New vendors emerging…
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Palo Alto Networks Next-Generation Firewalls rely on the concept of security zones in order to apply security policies. This means that access lists (fire…
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This article will show you how to configure an IPSec VPN tunnel between a Palo Alto firewall (all PANOS versions) and Meraki MX security appliance. Our co…
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Microsoft Licensing for Virtual environments can become a very complicated topic, especially with all the misconceptions and false information out there…
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In a Windows server environment, it is very important that only authenticated users are allowed to log in for security reasons. To fulfill this requiremen…
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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', 'Stati…
Active Directory Tombstone Lifetime Modification
Tombstone is a container object that contains the deleted objects from Active Directory. Actually when an object is deleted from Active Directory, it is n…
Installation and Configuration of Fine-Grained Passwor…
Microsoft introduced Fine-Grained Password Policy for the first time in Windows Server 2008 and the policy has been part of every Windows Server since the…
Key Features of a True Cloud-Native SASE Service. Sett…
Secure Access Service Edge (SASE) is an architecture widely regarded as the future of enterprise networking and security. In previous articles we talked a…
How to Fix Cisco VPN Client Error 51 – Unable to Commu…
Apple Mac OS X users are frequently faced with the Cisco VPN Client Error 51 - Unable to Communicate with the VPN Subsystem as shown in the screenshot bel…
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…
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…
Introduction to Cisco Nexus Switches – Nexus Product F…
This article introduces the Cisco Nexus product family (Nexus 9000, Nexus 7000, Nexus 5000, Nexus 3000, Nexus 2000, Nexus 1000V and MDS 9000). We explain…