Automation

SecureCRT and SuperPutty: Terminal Tools Every Network Engineer Should Know If you’ve been doing network engineering for more than a few years, you’ve probably spent thousands of hours inside a terminal client. SSH into a switch, run some show commands, make a change, move to the next device. It’s the most repetitive workflow in the job — and the right tool makes it significantly less painful. Most engineers start with PuTTY. It works, it’s free, and it does what it says. But there are two tools that take the terminal workflow from functional to genuinely efficient: SecureCRT (the professional standard) and SuperPutty (the free upgrade that PuTTY users don’t know they need). ...

A network engineer’s biggest nightmare is the complete loss of IP access to a critical device at a remote location. A wrong switchport command, a faulty ACL, or a device freeze… In these cases, when you cannot reach the management IP, you are forced to travel for hours for “on-site intervention” or send someone else. This is exactly where the Console Server (Terminal Server), the “insurance” of the network, comes into play. ...

In today’s enterprise network architectures, “speed” is no longer the sole criterion for success. The real challenge is knowing what flows within tens of gigabits of data traffic per second, ensuring security, and monitoring performance end-to-end. As the “intelligent traffic conductor” of modern networks, the Network Packet Broker (NPB) has become a strategic necessity for everything from cybersecurity to business continuity. Network Packet Broker Architecture Overview For the broader architecture context behind visibility strategy, see: IT Infrastructure Is Not a Collection of Products ...

This foundational article explains why IT infrastructure should be designed as an integrated system rather than a set of disconnected products, forming the baseline for the Core Network series.