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Date:      Wed, 17 Jan 1996 13:37:31 -0800
From:      "Amancio Hasty Jr." <hasty@rah.star-gate.com>
To:        James Robertson <max@underdog.maxie.com>
Cc:        Robert Withrow <witr@rwwa.com>, hackers@freebsd.org
Subject:   Re: Another cool hack with FreeBSD... 
Message-ID:  <199601172137.NAA00989@rah.star-gate.com>
In-Reply-To: Your message of "Wed, 17 Jan 1996 16:08:56 EST." <Pine.BSF.3.91.960117155855.14064A-100000@underdog.maxie.com> 

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Yes, I am aware that the Ascend Pipeline 50 has two 64kb channels which
I use all the time to hold audio/video conferencing from my FreeBSD box.
The fact that the Ascend Pipeline 50 is unsuitable for handling
multiple ISDN lines is more of a reason to support ISDN cards.
My original point is that is physically impossible for an
Ascend Pipeline 50 to handle 256kb because it does not have
two ISDN interfaces . If we wanted to support two ascend pipeline
50 the easies way would probably be to have two ethernet segments
each connected to a different Ascend Pipeline 50.

If memory does not failed me ISO TP4 supported bonding right on
the stack -- so if anyone is interested on this area I suggest
this may be a good place to start. ISO TP4 --- I forgot the
official ISO name however TP4 is  sort of like tcp/ip however it has 
more control features.

Well, I better leave all this alone cause I may fall back to 
my old networking ways 8)

	Amancio

>>> James Robertson said:
 > 
 > 
 > On Wed, 17 Jan 1996, Amancio Hasty Jr. wrote:
 > 
 > > Well, my Ascend Pipeline 50 has just one isdn interface so two
 > > ISDN lines is out of the question.
 > A single ISDN line has two 64K data channels, each with it's own phone 
 > number (SPID). It was those two channels I was referring to. I'm pretty 
 > sure all the Pipeline 50 support both channels for 128K total bandwidth. 
 > You can telnet to your pipeline and check the configuration, it should 
 > have two SPID slots.
 > 
 > 	As for Multible ISDN lines, l'm not sure there would be a way to 
 > load balance them using the Pipeline 50's, since they grab the IP packets 
 > directly off ethernet. A solution with the internal cards might possible, 
 > since you could control directly which card gets which packet.
 > 
 >   James Robertson
 >   Treetop Internet Services
 > 




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