Re: connection speed when using pon

From: Gene Heskett (gene.heskett_at_verizon.net)
Date: 01/31/05

  • Next message: John Hasler: "Re: connection speed when using pon" 
    To: debian-user@lists.debian.org
Date: Sun, 30 Jan 2005 20:57:12 -0500

    On Sunday 30 January 2005 20:23, Paul wrote:
    >Gene Heskett wrote:
    >> On Sunday 30 January 2005 17:55, Paul wrote:
    >>>Is there a way to get the modem connection speed when using
    >>>pppconfig's pon?
    >>>
    >>>I've tried this tip (by googling):
    >>>
    >>>http://lists.debian.org/debian-user/1998/11/msg00180.html
    >>>
    >>>but it doesn't work .. maybe pppd and pppconfig are different now
    >>>than in 1998.
    >>>
    >>>paul
    >>
    >> Generally speaking, such an option is not available because the
    >> protocol between the modems automaticly selects the fastest,
    >> reasonably error free speed that can be obtained from that line.
    >> All this takes place in the background, and if the line proves to
    >> be too noisey, a 'retrain' session may interrupt your download
    >> while the modems re-negotiate a slower, less error prone speed.
    >> The speed options you see on your side of the modem generally are
    >> confined to the seriel port to modem linkage, and for a 57kilobaud
    >> connection between the modems, it can be as high as 230kilobaud,
    >> but this is only up and down the cable. The modems do the
    >> buffering there.
    >
    >Thanks .. I now see that the file /var/log/ppp-connect-errors:
    >
    >root :/var/log# cat ppp-connect-errors
    >Closing "/etc/ppp/speed".
    >chat: Jan 30 17:42:50 CONNECT 45333
    >Closing "/etc/ppp/speed".
    >chat: Jan 30 18:01:18 CONNECT 49333
    >chat: Jan 30 18:16:52 CONNECT 46667
    >chat: Jan 30 18:32:37 CONNECT 48000
    >chat: Jan 30 20:10:22 CONNECT 48000
    >
    >so, this apparently is what it thinks it's connected at. I don't
    >understand why this appears here instead of in /etc/ppp/speed, where
    > the chat -r' option should be putting it. But, it's something
    > anyway.
    >
    >Are you saying this isn't a meaningful number to use to compare
    >connection speed?
    >

    No, these are meaningfull numbers alright, and thats the actual speed
    the data is moving. And thats not too bad a phone line, I've had
    ciruits only 3 miles from the CO that couldn't maintain a 33k circuit
    over a 10 minute period.

    >paul 

    -- 
Cheers, Gene
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  • Next message: John Hasler: "Re: connection speed when using pon"

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