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I need to determine the state of extensions/port based on active channels on my asterisk. For SIP and AIX extensions this is not a real problem because the channel names they create relate to the SIP/AIX extensions (just strip the '-' sign and anything after). For ISDN extensions addressed by Zap, it turned out problematic. As I figured out there'se no direct relation between a

This is a bit off topic, but I'm not sure where else to start. I've got a friend in Australia who works for a big ISP there. I guess they want to provide VOIP service to their customers. Can anyone give us an idea how someone can, I guess, purchase phone lines to sell as VOIP lines? I'm a bit lost here, but basically what is needed to become a VOIP provider? Would you buy a bunch