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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.
jac Sep 7, 2010

ONT Notes - VOIP Networks

Here are some of the notes I’ve been taking while reading over the ONT book. I hope it benefits somebody.  Feel free to correct any stupid mistakes as a paraphrase to avoid a lawsuit. There’s way too much info here.  I’ll refine the process a little better
jac Jan 10, 2010

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