home *** CD-ROM | disk | FTP | other *** search
- Newsgroups: comp.dcom.modems
- Path: sparky!uunet!zaphod.mps.ohio-state.edu!howland.reston.ans.net!wupost!csus.edu!netcom.com!wolfgang
- From: wolfgang@netcom.com (Wolfgang Henke)
- Subject: Re: line quality tests
- Message-ID: <1993Jan8.182414.19101@netcom.com>
- Organization: Netcom
- X-Newsreader: Tin 1.1 PL5
- References: <1993Jan07.062406.6019@src4src.linet.org>
- Distribution: na
- Date: Fri, 8 Jan 1993 18:24:14 GMT
- Lines: 30
-
- David Tiberio (dtiberio@src4src.linet.org) wrote:
- :
- : I was wondering what acceptable results from the built in test
- : commands are for line quality. I think the commands are AT%Q and AT%T.
- :
- : On one line I get a value of 0 and 43, and the other line the values
- : are 0 and 20.
-
-
- In the modem I use the command is ATSQ (mnemonic for Signal Quality).
- When online and you escape into command mode, ATSQ will print the line
- quality about six times a second. Top quality looks like this:
-
- 77777777777777777777777777777777777777777777777777777777777777777777777777777
-
- For 14,400 bps connects this is usually enough:
-
- 555555555555555556555555555555665555555555555555555555565555555556555555555555
-
- Bottom quality is:
-
- 00000000000000000000000000??????????????????????????????00000000000000000000
-
- The questions marks indicate a retrain.
-
-
- --
- _________________________________________________________________________
- Wolfgang Henke Data lanes not car pool lanes wolfgang@netcom.com
-
-