[VoIP] Need tools & docs to work on vt1005v on my asterisk.

Mark Rudholm mark at rudholm.com
Sat Nov 3 10:35:01 CST 2007


Doug Alderdice wrote:
> At 10:00 PM 11/2/2007 -0700, David Josephson wrote:
>   
>> The unlocked ones I bought from VOIP Supply work fine on touchtone and
>> DTMF sets, and have much better audio than the Sipura units.
>>     
>
> And they also have OK rotary dial support, which was what drove me to try 
> one out.  The VT1005 works fine with rotary dials (of all vintages) that 
> are in decent adjustment, but there are some dials that appear to be OK and 
> work well on the step switch and the PSTN and the Mitel SmarT-1, but simply 
> do not work with the VT1005.  Probably the make/break ratio is a smidge out 
> on those dials.  I've also had dials that wouldn't work with the VT1005 one 
> day, and then be OK the next.  Those are probably dials on the edge of 
> whatever the VT1005 accepts and varies with environmental 
> conditions.  Whatever, the VT1005 is not 100% with rotary dials.  I believe 
> it was John J. who had a rotary phone that refused to work with the VT1005, 
> sent the dial to be adjusted by dial expert Steve Hilsz, and the phone then 
> worked for a short time with the VT1005 and then didn't again.
>
> In short, for good rotary dial support (important for the collectors among 
> us) it looks like one needs either a SmarT-1 kludge with a tone-only ATA, 
> or a channel bank, each solution having its own advantages and disadvantage

For pulse you can also use a Digium fxo PCI card or an IAXy


More information about the VoIP mailing list