From the course: Advanced SD-WAN Implementation

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Zone-based firewall

Zone-based firewall

From the course: Advanced SD-WAN Implementation

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Zone-based firewall

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- Firewalling is one of the basic yet essential forms of network security that organizations rely on. Over the years, firewalling functionality was performed by a separate hardware appliance firewalls that sit behind WAN Edge. Cisco has taken a more modern security approach and has integrated an application aware enterprise firewall directly into the firmware of Edge routers. In this video, we will explain the purpose of SD-WAN zone-based firewall and how it is applied in the SD-WAN environment, eliminating many security threats. By the end of this video, we will be able to understand the purpose of using SD-WAN zone-based firewall and how it is applied in the SD-WAN environment. The zone-based firewall architecture utilize zones instead of interfaces. And applying inspection policies to the traffic between zones instead of between individual interfaces. This abstracts the routers interfaces away from the security inspection policies. You can add and remove interfaces from zones…

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