Re: [VoiceOps] Help Identifying Strange Tone

I think you cracked the case! That is exactly how it is behaving. If I immediately send the CNG, I never see the flutter tone. On Wed, Jun 22, 2016 5:24 PM, Jared Geiger ja...@compuwizz.net wrote: I've heard that before when dialing a fax machine when sharing the primary voice line, it would

Re: [VoiceOps] Help Identifying Strange Tone

Best guess - it's fake ringback being generated by some auto fax/voice switch. --Dave On Wed, Jun 22, 2016 at 5:37 PM, Justin Grow wrote: > This is an interesting one. I'm running into issues with a fax application > for a few numbers that are playing back a strange tone I

[VoiceOps] Help Identifying Strange Tone

This is an interesting one. I'm running into issues with a fax application for a few numbers that are playing back a strange tone I have yet to identify. I originally thought it was FAS with international ringback, but it's occurring on a variety of numbers on various networks. The tone is