56K modem and Vonage

Aug 09, 2004 8 Replies

Anyone tried getting an analog modem to work over VoIP services like Vonage?


Hello,

Yes, I some time ago I was making SIP calls while being on the dialup modem (no DSL in the new apartment!). Should work as long as you are using g729/g723 codecs, are not browsing web at the same time and your ISP has a decent connectivity.

WBR, Andrew

I actually mean trying to establish a dialup connection across a high-speed VoIP service. i.e. dial into a server or remote device across the Vonage virtual circuit instead of a land line.

I've a TiVo DVR dialing out over a Vonage connection. It succeeds about 75% of the time, and only if I tell it to use a "lower" speed (no idea what the actual datarate is...)

Fonality has a TiVo friendly mode, but I've not tried it yet.

-jav

"Canadian_eh!" writes:

I'm not sure what *99 does...

-jav

Is this while using *99?

Good info to have. I'll try that and see if the success rate improves.

-jav

It depends on your settings. If you've never played around with the "bandwidth saver" feature while looking at your account online, then it probably doesn't do anything. But if you have reduced the bandwidth setting from its default, then *99 forces the ATA to use a full 90kbps connection for that call.

Now that I think of it, I'm not sure that Tivo even allows for dialing prefixes, but I could be wrong.

My understanding is that it tells Vonage to use the highest call quality option for this call only -- The idea being that it's needed for faxes or modem calls, but not strictly required for voice calls.

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