Can anybody give me a step by step guide for setting up multiple VLANs on a Cisco 1841 modular router? I can't find anything to help me through my problem, which, incidentally, is that I can create ...

First a little back story. First, I work for a budget-stripped public library. Second, I'm pretty inexperienced when it comes to Cisco IOS, but I'm a pretty good googler. Third, I'm attempting to ...

In my conversations with customers and partners, there are two topics that are different but somewhat related: compliance and device configuration management. In my latest blog, “Compliant or not?

In Cisco LAN switch environments, the native VLAN is typically untagged on 802.1Q trunk ports. This can lead to a security vulnerability in your network environment. It is a best practice to ...

Imagine this: your smart home devices, guest Wi-Fi, and workstations all coexist on the same network. A single compromised IoT device could expose sensitive data or disrupt your entire system. It’s a ...

Rick Cook learned programming on a computer with magnetic drum memory. Since then he's written thousands of articles on all aspects of computers and high technology — as well as several fantasy novels ...