Aaron's Worthless Words

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Stubby Post - Packetlife's Community Lab

I’m way behind in talking about this, but Jeremy Stretch over at Packetlife.net has a community lab that is free to use. This is a great resource for those of us who are too poor to have their own physical devices for Cisco studies. All you need is

Stubby Post - Cabling and EtherChannel

I’ve done it. You’ve done it. We’ve all done it. You turn up another EtherChannel bundle and realize the hard way that your interface descriptions aren’t accurate. Or you’ve swapped out a piece-of-crap 3750 and didn’t notice that the labels on the cables were

Stubby Post - GNS3 Vault for the Win!

I was thinking about firing off some GNS3 labs as exercises for everyone to use. My thought was that I could generate a few small networks with a requirements doc and have people do the leg work as practice or for a study aid. You know, configure OSPF over this

IIUC Notes - Old School Voice Stuff

These are the notes I’ve taken as I read through the study materials. Feel free to correct anything you see. * Analog phone signaling * Misc * Ground = positive = tip * Battery = negative = ring * Signaling uses specific frequencies for specific events * Loop start signaling * When a circuit in the phone is completed (i.

Stubby Post - What's an IDB?

I posed the philosophical question on Twitter the other day asking if single trunk links should be in an EtherChannel bundle just in case you need to expand later. I didn’t really expect an answer, but the ever-verbose @WannabeCCIE pointed out (in not so many words) that you should

Catalyst 3750s - Bad Luck with a Cisco Logo

Last week, @fletcherjoyce posted an article on his blog about his positive experiences with Cisco’s 3750 switches. If you follow my complaints tweets, you know that I’ve had quite the opposite experience with them. I would never pick on anyone, but I had to throw in my 2

Three years later...

Another year of Aaron’s Worthless Words has come and gone. This month marks the third full year of blog posts for me, and things sure have changed since the beginning. At first, this blog was just for my personal rants, but no one cares about that stuff (thus the