To anticipate and prevent
If your making changes you want latter — Suggestion: Always write the configuration to memory. We haven’t been using our old voip router recently (newer gear for cooler stuff), so I was playing with it a while back (you may remember FXSs are a go! ) — Except I forgot to save my changes to…
Well its amazingly difficult to find documentation about how to make FXS’s work with Asterisk. I happen to have 4 FXS ports on the Cisco 3640, the same one that has four FXO ports. Below I’m including my configuration for use by others. The FXS port is configured as extension 600 (the Asterisk side configuration…