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- Path: news.gate.net!not-for-mail
- From: dhaire@gate.net (doug haire)
- Newsgroups: comp.dcom.modems
- Subject: Re: faster than 28.8
- Date: 23 Feb 1996 21:05:00 -0500
- Organization: CyberGate, Inc.
- Message-ID: <4glroc$1n3o@seminole.gate.net>
- References: <sumner-2001961038000001@sumner.tiac.net> <4ds0fp$4ap4@news-s01.ny.us.ibm.net> <AD29910A96685C7229@asd-stat13-153.dial.xs4all.nl> <bgrubb-2301960739100001@10.0.2.15> <4e3lbi$r3m@brachio.zrz.TU-Berlin.DE> <eric-2601960120540001@sobt.accessorl.n
- <4foe34$e02@hopi.gate.net> <DMqKFH.CpI@freenet.carleton.ca> <eric-2302962014430001@sobt.ao.net>
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-
- Eric Shaw (eric@ao.net) wrote:
- : I've been busy with things for awhile and haven't been keeping up with the
- : newsgroup for about a week. Anyways, USR modems have the same pausing
- : problems on the phone lines here that they do with a direct connection,
- : but usually not *quite* as extreme. I guess Orlando phone lines are not
- : attenuated enough for them. The reported receive level is usually the
- : same or only 1dB lower than with a direct connection. Most other modems
- : don't seem to have a problem with it. These lines do *NOT* have
- : crosstalk, like my apartment does. Also, not all USR users calling here
- : have this problem, only about 1/4 or 1/3. This amount has increased when
- : we got more lines, so the switch the lines go thru may have changed, but
- : other modems are connecting at higher speeds than they were before (more
- : 28.8's and less 21.6's and 24k's).
- :
- : We tried adding a resistor on the line of a USR that was having this
- : problem, as suggested by dhaire, and the pauses almost completely went
- : away, and the modem had higher transfer rates as well, so I think it
- : actually is a problem with the USR's handling of unattenuated lines.
-
- Sounds to me like you just found out what should be done and don't
- recognize it...
-
- Go to Southern Bell and tell them to properly condition your lines. If
- you are T1's, get them to explain how they are engineered and to put them
- in direct (T1 from the serving office all the way to your premises). Some
- telcos have a tendency to marry analog and digital when they shouldn't.
-
-