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- Newsgroups: comp.dcom.isdn
- Path: sparky!uunet!cs.utexas.edu!torn!nott!hobbit.gandalf.ca!dcarr
- From: dcarr@gandalf.ca (Dave Carr)
- Subject: Re: isdn "supermodem"
- Message-ID: <1993Jan25.144447.20497@gandalf.ca>
- Organization: Gandalf Data Ltd.
- References: <1993Jan15.195205.22085@advtech.uswest.com> <1993Jan22.160035.7443@sifon.cc.mcgill.ca>
- Distribution: na
- Date: Mon, 25 Jan 1993 14:44:47 GMT
- Lines: 33
-
- In <1993Jan22.160035.7443@sifon.cc.mcgill.ca> rob@polestar.facl.mcgill.ca (Robert Macfarlane) writes:
-
- >Here's an arrangment I would like to see:
-
- > customers | POTS | C.O. | ISDN link | my house
-
- > end user modem ------ modem --|-------------|
- > end user modem ------ modem --| |
- > end user modem ------ modem --| multiplexer | +---------------+
- > end user modem ------ modem --| |=========| my BBS server |
- > end user modem ------ modem --| | +---------------+
- > end user modem ------ modem --|-------------|
-
- >I don't see how we could eliminate the modems, but we should be able to
- >move them to the c.o., and have only one 2B+D line from the c.o. to the
- >host, no?
-
- >Does anybody know what one would need to put in my box labelled
- >'multiplexer?'
-
- How about a multiplexer!! Statistical or X.25 multiplexer to be precise.
- You would need TA's to go over the ISDN, but this can be done with
- todays equipment.
-
- >Of course, we would also need some sort of demultiplexing
- >ISDN software/hardware in the host. In theory, one should be able to
- >multiplex 8 v.32bis lines (8 x 14.4 = 115.2) into one 2B+D connection.
-
- Actually, you should be able to handle 16 or more channels over 2B+D.
- Statmuxes and PADs (X.25 mux) handle the contention.
-
- Call our Montreal office and talk to a FAE.
-
-