You can have multiple control channels on a PRI.<br><br><div><span class="gmail_quote">On 2/18/07, <b class="gmail_sendername">Ron Fox</b> <<a href="mailto:rfox@dlabs.com">rfox@dlabs.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
On Sun, 18 Feb 2007, Matt wrote:<br><br>> BTW. This seems kinda backwards. Why not just get a PRI. PRIs have all<br>> the intelligence you need to do it right.<br><br>You may not have that option. For example, you want to split a T1 from a
<br>legacy PBX to 12 channels to a proprietary IVR system and 12 channels to<br>an Asterisk box. Can't do that with with PRI and a single T1 because you<br>only have one control channel.<br><br>--Ron<br>><br>> On 2/18/07, Matt <
<a href="mailto:mhoppes@gmail.com">mhoppes@gmail.com</a>> wrote:<br>> ><br>> > Why would the card care? This would be something you'd take care of in<br>> > your dialplan.<br>> ><br>> > On 2/18/07, Ron Fox <
<a href="mailto:rfox@dlabs.com">rfox@dlabs.com</a> > wrote:<br>> > ><br>> > > Arriving late to this discussion, sorry if this has already been<br>> > > mentioned<br>> > > but DNIS and ANI can be variable length without confusion if the sender
<br>> > > uses the "*" DTMF tone as a delimiter. Thus sending *ANI*DNIS*<br>> > > (pronounced<br>> > > "Star ANI Star DNIS Star" allows the receiver to identify the two values
<br>> > ><br>> > > unambiguously and to find the trailing boundary (when the 3rd "*" has<br>> > > been<br>> > > received).<br>> > ><br>> > > We have a Channelized Voice T1 from a long distance provider that is set
<br>> > > up this way into our non-Asterisk PBX where the provider sends us ANI as<br>> > ><br>> > > the full originating phone number and DNIS as the "last 4 digits". So<br>> > > the
<br>> > > DTMF string seen by our PBX for someone calling one of our toll-free<br>> > > numbers, say 800-123-4567, from a local phone in Hawaii, say<br>> > > 808-555-1313,<br>> > > would be "*8085551313*4567*". The PBX parses this string and uses the
<br>> > > last 4 digits DNIS to route the call from the T1 trunk group to the<br>> > > proper<br>> > > internal extension or hunt group.<br>> > ><br>> > > Do Asterisk and Digium or Sangoma T1/E1 cards know about delimited ANI
<br>> > > and<br>> > > DNIS?<br>> > ><br>> > > --Ron<br>> > ><br>> > > On Sun, 18 Feb 2007, Eric "ManxPower" Wieling wrote:<br>> > ><br>> > > > It will do so automatically if it is working. Asterisk will stuff
<br>> > > those<br>> > > > digits into ${EXTEN}, therefore you need an exten => _XXX,1,Whatever<br>> > > if<br>> > > > you are expecting 3 digits.<br>> > > ><br>> > > > Until recently we had DID service from our telco on an E&M Wink
<br>> > > > channelized voice T-1. The above is what we did.<br>> > > ><br>> > > > David Ruggles wrote:<br>> > > > > Yuan (and Matt),<br>> > > > ><br>> > > > > Thanks for the reply, I'm sorry I kind of vented, I just got very
<br>> > > frustrated<br>> > > > > with trying to configure Asterisk for what (in a proprietary PBX) is<br>> > > > > normally one of the easiest parts of configuration.<br>> > > > >
<br>> > > > > With a wink start T1 the DNIS digits are transmitted in-band. The<br>> > > Network<br>> > > > > goes off hook, the PBX winks (goes off hook for 200ms) and then the<br>> > > network
<br>> > > > > sends DNIS (and ANI if used) as DTMF tones, after the PBX gets the<br>> > > tones it<br>> > > > > answers the call (goes off hook). So you would tell the PBX to look<br>
> > > for x<br>> > > > > number of digits and then after getting that number of digits it<br>> > > will answer<br>> > > > > the call. I have the Sangoma A101 configured for wink start, but I
<br>> > > can't<br>> > > > > find anything that says how to specify the number DNIS digits to<br>> > > expect. If<br>> > > > > the PBX answers the call instead of just winking, the DTMF tones
<br>> > > will be<br>> > > > > transmitted during the call which is what seems to be happening<br>> > > here.<br>> > > > ><br>> > > > > For more specific information a good overview of the wink start
<br>> > > process can<br>> > > > > be found here:<br>> > > > ><br>> > > <a href="http://www.cisco.com/en/US/tech/tk652/tk653/technologies_tech_note09186a0080">http://www.cisco.com/en/US/tech/tk652/tk653/technologies_tech_note09186a0080
</a><br>> > > > > 1123bb.shtml#topic2a<br>> > > > ><br>> > > > ><br>> > > > > Can anyone tell me how to configure Asterisk to pickup the DNIS<br>> > > digits off a
<br>> > > > > wink start T1?<br>> > > > ><br>> > > > > Thanks,<br>> > > > ><br>> > > > > David Ruggles<br>> > > > > CCNA MCSE (NT) CNA A+
<br>> > > > > Network Engineer Safe Data, Inc.<br>> > > > > (910) 285-7200 <a href="mailto:david@safedatausa.com">david@safedatausa.com</a><br>> > > > ><br>> > > > >
<br>> > > > ><br>> > > > > -----Original Message-----<br>> > > > > From: <a href="mailto:asterisk-users-bounces@lists.digium.com">asterisk-users-bounces@lists.digium.com</a><br>
> > > > > [mailto:<a href="mailto:asterisk-users-bounces@lists.digium.com">asterisk-users-bounces@lists.digium.com</a>] On Behalf Of Yuan<br>> > > LIU<br>> > > > > Sent: Friday, February 16, 2007 5:57 PM
<br>> > > > > To: <a href="mailto:asterisk-users@lists.digium.com">asterisk-users@lists.digium.com</a><br>> > > > > Subject: RE: [asterisk-users] Does Asterisk support DNIS?<br>> > > > >
<br>> > > > > Matt already replied to your other posting of similar content. I'm<br>> > > also a<br>> > > > > bit confused. Do you mean you have observed that Asterisk is<br>> > > brought into
<br>> > > > > the intended context, but start to react to digits in DNIS one after<br>> > > > > another? If so, can you estimate the interval Asterisk stays in<br>> > > each<br>> > > > > extension?
<br>> > > > ><br>> > > > > If this is true, it seems to suggest that your provider is sending<br>> > > DNIS as a<br>> > > > ><br>> > > > > DTMF string after Asterisk has answered the call. Isn't this a bit
<br>> > > weird?<br>> > > > > What does the card's manual say about DNIS (with wink start)?<br>> > > > ><br>> > > > > Yuan Liu<br><br>_______________________________________________
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