Cisco SD-WAN Firewall Step-by-step

Dec 28, 2021

In this blog post, we want to show how to enable a zone-based firewall on the Cisco SD-WAN platform. The example continues on the topology in the Direct Internet Access article. We introduced an additional site to demonstrate that the configuration applied doesn’t affect inter-site traffic.

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Cisco SD-WAN Direct Internet Access (DIA) Step by Step

Nov 20, 2021

SD-WAN deployments use the Internet as the transport to replace WAN networks traditionally designed to leverage centralized Internet access via the data center. Direct Internet Access (DIA) refers to the configuration when Internet-facing traffic breaks out directly from the branch router.

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Cisco SD-WAN IPsec Tunnel Configuration

Jul 11, 2021

This blog post describes configuring a site-to-site IPsec VPN tunnel from a Cisco SD-WAN IOS-XE-based router to a non-SD-WAN device.

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Configure and Verify Single Area OSPFv2

Jan 28, 2021

The basic configuration of OSPF requires only a couple of commands. However, to understand how the protocol works an exam candidate must learn OSPF components, some of them are complex. CCNA exam tests knowledge of OSPF operation in a single-area network.

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Interpret JSON Encoded Data

Jun 14, 2020

In this blog post, we will provide an introduction to Python components and scripts in the context of Cisco certification.

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