Ascend Archive
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Re: (ASCEND) Zoom 1.002A code



On Sat, 30 Aug 1997 willp@ultra1.dreamscape.com wrote:

> About fast connect rates- under the most ideal conditions possible (which
> required pulling some strings)- I've seen 48k.  Also, on an ISDN pots
> line, I've seen 50k.  As to comparing performance of KFlex and X2- also

Why in hell would you use the pots line of an isdn line to connect to your
isp instead of using the ISDN channel itself?


> under ideal condtions: KFlex is about 0.8k/sec slower transferring
> pre-compressed data than X2.  KFlex is also about 1.2k/sec faster at
> transferring -highly- compressible data than X2.  If you figure that most
> data is even 50% comprised of compressible and non-compressible data, the
> performance of KFlex and X2 average out to be nearly identical.  As far as
> I'm concerned, KFlex and X2 are doing almost exactly the same thing to
> transfer data, and there is virtually no design differences that make one
> protocol faster than the other.  By the way, I saw speeds up to 11.2k/sec
> on the compressible data (which was words from a unix /usr/dict/words
> file).  This is near enough to a serial port speed setting of 1,115,200 to
> make further tests of even more highly compressible data useless.
> 
> Though this isn't really the most appropriate place to talk about X2 vs.
> KFlex-- I just want to point out that USR licensed their routing code for
> the Total Control server from Livingston some time ago.  Livingston has
> refused to renew this contract- which expires in September of this year
> (to the best of my knowledge.)  A USR sales rep who visited us said they
> had their own code in beta-- this was about 4 weeks ago.  I fully expect
> USR to have a major breakdown in software reliability in their new units
> shipped after September.  I am far more impressed by Ascend's software
> than livingston's in all areas except one.  Livingston seems to make more
> bug-free software than Ascend.  But the features and options possible with
> Ascend's OS completely blow away Livingston's ComOS, hands down.  So, in
> spite of not seeing download speeds, or as MegaZone oft repeats-
> regardless of the inability to limit connections based on baud rate,
> there's a lot more you can do with MAXes than a PortMaster, any day.
> (Provided you're at version 5.0A or later, :-)
> 
> -Will
> 
> --
> Will Pierce
> System Administrator
> Dreamscape Online, LLC.
> willp@dreamscape.com
> 
> 

~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~
	Jake Messinger             	713-772-6690	jake@ams.com
	Advanced Medical Systems, Inc.			jake@uh.edu 
	8300 Bissonnet  #400
	Houston, Texas  77074           http://www.ams.com/~jake
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