Re: [asterisk-users] Big practical systems

2010-11-08 Thread Joel Maslak
On Mon, Nov 8, 2010 at 7:05 AM, Cary Fitch wrote: > Does anyone know if AT&T EELs delivered to a CLEC would be PRI, or Robbed > bit? > It won't be ISDN. It will be some form of RBS. You probably have several choices as to which type of RBS (probably several ESF options, you'll probably pick o

Re: [asterisk-users] Big practical systems

2010-11-08 Thread Cary Fitch
Discussion Subject: Re: [asterisk-users] Big practical systems I believe this looks like a standard channel bank. Asterisk generates all audio. Ring and hook status are sent out of band. Dial tones are in-band. Ringback, busy, congestion are in-band audio. I would think a standard T1 card would

Re: [asterisk-users] Big practical systems

2010-11-07 Thread Cary Fitch
Yes. Adtran makes excellent gear. The MX 2800 is good for breaking a channelized DS3 into PRIs. > Thanks, will look at that. Ah, a DS3/T1 mux. I was looking for a DS3 PC Card... it would have 672 "channels" but the system doesn't need to handle but "<20%" of them at one time. If you're jus

Re: [asterisk-users] Big practical systems

2010-11-07 Thread David Backeberg
On Sun, Nov 7, 2010 at 1:29 PM, Cary Fitch wrote: > But can anyone contribute some practical knowledge of systems that take in > channel bank T1s or DS3s from "far away", and process the calls? Yes. Adtran makes excellent gear. The MX 2800 is good for breaking a channelized DS3 into PRIs. > Not

Re: [asterisk-users] Big practical systems

2010-11-07 Thread Joel Maslak
I believe this looks like a standard channel bank. Asterisk generates all audio. Ring and hook status are sent out of band. Dial tones are in-band. Ringback, busy, congestion are in-band audio. I would think a standard T1 card would be fine. That said, I would verify this with the LEC. O

Re: [asterisk-users] Big practical systems

2010-11-07 Thread Cary Fitch
Alternate question: Asterisk/PSTN oriented. If an Asterisk system were interfaced via a T1 to a local telco loop to a customer premises: (This is not a T1 to the customer premises, but a T1 to the telco who then demuxes it to copper to the customer premises. IE. In Telecom terms an EEL.) Will

Re: [asterisk-users] Big practical systems

2010-11-07 Thread Cary Fitch
-Original Message- From: asterisk-users-boun...@lists.digium.com [mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Benoit Sent: Sunday, November 07, 2010 12:41 PM To: Asterisk Users Mailing List - Non-Commercial Discussion Subject: Re: [asterisk-users] Big practical systems

Re: [asterisk-users] Big practical systems

2010-11-07 Thread Cary Fitch
-Original Message- From: asterisk-users-boun...@lists.digium.com [mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Andrew Latham Sent: Sunday, November 07, 2010 12:41 PM To: Asterisk Users Mailing List - Non-Commercial Discussion Subject: Re: [asterisk-users] Big practical

Re: [asterisk-users] Big practical systems

2010-11-07 Thread Andrew Latham
inline > I don't want to start the "How many calls can Asterisk handle?" discussion > or "How many angels can stand on the point of a pin?" discussion either. You just did > But can anyone contribute some practical knowledge of systems that take in > channel bank T1s or DS3s from "far away", and

Re: [asterisk-users] Big practical systems

2010-11-07 Thread Benoit
On 07/11/2010 19:29, Cary Fitch wrote: > I don't want to start the "How many calls can Asterisk handle?" discussion > or "How many angels can stand on the point of a pin?" discussion either. > > But can anyone contribute some practical knowledge of systems that take in > channel bank T1s or DS3s fr

[asterisk-users] Big practical systems

2010-11-07 Thread Cary Fitch
I don't want to start the "How many calls can Asterisk handle?" discussion or "How many angels can stand on the point of a pin?" discussion either. But can anyone contribute some practical knowledge of systems that take in channel bank T1s or DS3s from "far away", and process the calls? I am look