Very Computer

>     This problem all started when I switched to my current ISP.  Actually,
> I've had this problem occur with some of my previous ISPs, but how the
> problem got fixed was even more of a mystery than how it occured.  Anyways,
> whenever my US Robotics Sportster 28800 modem is downloading at 3+ K/sec,
> the connection pauses and never comes back.  What really ticks me off is
> that I ironically don't get disconnected.  The modem on the other side stops
> sending me data and my modem continuously sends requests to the other modem,
> but it just stubbornly refuses to send anymore data to me.

>Hello,

>    Some of you may remember me posting a message complaining about a
>problem I had when I tried connecting to my ISP.  Unfortunately, I did not
>provide enough information about it, so this message is just simply
>restating the problem with additional information.  (It ain't spam!!)

>    This problem all started when I switched to my current ISP.  Actually,
>I've had this problem occur with some of my previous ISPs, but how the
>problem got fixed was even more of a mystery than how it occured.  Anyways,
>whenever my US Robotics Sportster 28800 modem is downloading at 3+ K/sec,
>the connection pauses and never comes back.  What really ticks me off is
>that I ironically don't get disconnected.  The modem on the other side
stops
>sending me data and my modem continuously sends requests to the other
modem,
>but it just stubbornly refuses to send anymore data to me.

>    My ISP's modems are digital Bay Network annexes, not a standard analog
>modem as a 28.8 USR. These modems are capable of analog, 56K X2 and ISDN
>connections.  Someone suggested that certain brands of crappy modems may
>easily cause this problem.  Even though I believe that this is mostly my
>ISP's modems fault, I still think that I can change my modem's init string
>to correct or reduce the possiblity of this problem.  In the Win95 setup
for
>my modem/DUN, I have error control enabled, data compression disabled,
(DUN)
>software compression enabled, port speed of 115200, FIFO buffers all the
way
>up, and the following string for Extra Settings :
>"ATS2=255S10=255S12=0S15=128S25=250S27=48S21=200S56=128"
>Btw, lowering port speed to 38400 and FIFO buffers
>down does not help at all and it dramatically increases
>my modem's latency.

>    I set Windows to disconnect me after 10 minutes of inactivity cuz I
only
>have one phone line and I download a lot when I'm not at my computer.  This
>problem occurs very frequently when I'm downloading, and when the
connection
>"ghosts out", my modem still sends data and Windows won't disconnect me
>after the 10 minutes.  This really ticks me off when I download overnight
>and get up to use the phone only to find it still occupied pointlessly by
my
>modem.  I have to run back to my computer and disconnect.

>    Please give meaningful replies; avoid the type like
>"get a better modem/ISP".  Also, I'd appreciate if you
>Cc a copy of your reply to my e-mail.  If you've had
>this problem before, please share your thoughts about
>it.

>my modem/DUN, I have error control enabled, data compression disabled, (DUN)
>software compression enabled, port speed of 115200, FIFO buffers all the way
>up,

>Either limit the connect speed to 24000, or shut off error correction.
>This seems to happen when Rockwell 28.8 or 33.6 modems are talking to
>non-Rockwell units; I had the same problem with my Motorola Power 3400.

> >Either limit the connect speed to 24000, or shut off error correction.
> >This seems to happen when Rockwell 28.8 or 33.6 modems are talking to
> >non-Rockwell units; I had the same problem with my Motorola Power 3400.

> Shutting off error correction is a foolish move.

>> Shutting off error correction is a foolish move.

>It's not a great move, that's true. Theoretically, though, since he's
>using it with his ISP he'll at least get the benefit of the error checking
>in some of the Internet protocols, and possibly that of PPP as well.

> >my modem/DUN, I have error control enabled, data compression disabled, (DUN)
> >software compression enabled, port speed of 115200, FIFO buffers all the way
> >up,

> You don't want them "all the way up".  Set the receive buffer to 14 or
> lower. That's probably not the cause of the problem, but it won't
> help.

> >nd the following string for Extra Settings :
> >"ATS2=255S10=255S12=0S15=128S25=250S27=48S21=200S56=128"

> You're playing "init string roulette".  Some of those settings are
> useful for certain problems, others are not.  I have no listing for
> S56 at all.  It may nt be valid - and if so, the whole string is
> probably being ignored.
> Replace it with S15=128 (no AT is necessary).

> Try that.

> Rick (remove X from e-mail address)

>     This problem all started when I switched to my current ISP.  Actually,
> I've had this problem occur with some of my previous ISPs, but how the
> problem got fixed was even more of a mystery than how it occured.  Anyways,
> whenever my US Robotics Sportster 28800 modem is downloading at 3+ K/sec,
> the connection pauses and never comes back.  What really ticks me off is
> that I ironically don't get disconnected.  The modem on the other side stops
> sending me data and my modem continuously sends requests to the other modem,
> but it just stubbornly refuses to send anymore data to me.