Secure Shell or SSH is a protocol designed for connecting to network devices securely over an IP network. SSH is an application that operates on TCP Port 22 at the network layer (layer 3). It replaces insecure terminal emulation protocol such as Telnet 🤔
I just dropped a new video on my YouTube channel. In this video, I provide a high-level overview of SSH in about 5 minutes. I then jump right into the CLI configuration and walk you through how to get SSH setup on any Cisco router/switch from scratch 🤓
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