Bits, Bytes, & Radio Waves

A quiet journey through discovery and understanding.

  • Defining the Message Severity Level

    You can set the severity level of messages according to the level of detail you need. You can also control the destinations of the messages. Configure The following command will set the logging to the console, this is the default. Switch#configure terminal Switch(config)#logging console Switch(config)#end If you want to send logs to a syslog server,…

  • Terribly Embarrassing Admin Moment

    I am still quite new to WordPress. I was finally able to get time to clean out my basement, cobble together an old PC and get my favorite flavor of Linux installed. Of course, there was an unnecessary struggle there, but I won’t get into details. Low and behold, I am up and running. About…

  • Dynamic Trunking Protocol (DTP)

    Dynamic Trunking Protocol is a Cisco proprietary protocol used to negotiate trunks between Cisco devices. To autonegotiate trunking, the interfaces must be in the same VLAN Trunking Protocol (VTP) domain. Trunk negotiation is managed by the Dynamic Trunking Protocol, which is a point-to-point protocol. Configure Switch# configure terminal Switch(config)# interface interface-id Switch(config-if)# switchport mode {access…

Notes from practice

I use this site to document systems, configurations, and lessons learned as I work through real problems—both professionally and through personal experimentation. The goal is clarity: understand how something works, explain why it behaves the way it does, and make it reliable and repeatable.

These notes are written primarily for myself, but shared openly in case they help someone else avoid a dead end or reduce frustration. If you’d like to learn more, visit the About page.

If you have questions or comments, you’re always welcome to contact me.

Aaron Rombaut

Technologist & Writer