![]() If you are using IP version 4, internal IP addresses should be used for all your internal networks. These zones usually include database servers, workstations, and any point of sale (POS) or voice over internet protocol (VoIP) devices. Alternatively, servers that are not accessed directly from the internet should be placed in internal server zones. email, VPN) should be organized into a dedicated zone that limits inbound traffic from the internet-often called a demilitarized zone, or DMZ. Easy for you is easy for attackers!Īll your servers that provide web-based services (ie.g. Don’t take the easy way out and make it all one flat network. Plan out a structure where assets are grouped based on business and application need similar sensitivity level and function, and combined into networks (or zones). To best protect your network’s assets, you should first identify them. Step 2: Architect firewall zones and IP addresses (No heavy lifting required.)
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