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  • pppd on dial up really slow update

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    I tryed using the isp's dns and stoping named so there wouldn't be all
    of that dns traffic, and started to ftp a file from ftp.netbsd.org and
    the fastest throughput I saw was 0.8 K and usually it was around 0.76
    K and stopped it
    I just reallized the message I sent with the setup files didn't go to
    the list so I sent it a little while ago
    I did change the line
    115200
    to
    speed 115200
  • No.1 | | 1020 bytes | |

    Tue, 27 Dec 2005 20:53:27 -0600
    Rick McCombs <rick.mccombs (AT) gmail (DOT) comwrote:

    I tryed using the isp's dns and stoping named so there wouldn't be all
    of that dns traffic, and started to ftp a file from ftp.netbsd.org and
    the fastest throughput I saw was 0.8 K and usually it was around 0.76
    K and stopped it

    Hi!

    What a speed was achieved under Slackware? Well, using NetBSD pppd will
    not guaranteed that you will have hi-speed connectivity with NetBSD.org
    site ;-) Please try to use the closest ftp/www servers to test your
    connectivity. Your ISP should be good here.

    Also, you may wish to run "pppstats -w 1" to see real-time ppp
    statistics. A traceroute(8) and ping(8) utilities might be also helpful
    to find narrowings.

    I just reallized the message I sent with the setup files didn't go to
    the list so I sent it a little while ago
    I did change the line
    115200
    to
    speed 115200

    Just "115200" should be enough.
  • No.2 | | 1150 bytes | |

    12/28/05, Mike M. Volokhov <mishka (AT) intostroy (DOT) comwrote:
    Tue, 27 Dec 2005 20:53:27 -0600
    Rick McCombs <rick.mccombs (AT) gmail (DOT) comwrote:

    I tryed using the isp's dns and stoping named so there wouldn't be all
    of that dns traffic, and started to ftp a file from ftp.netbsd.org and
    the fastest throughput I saw was 0.8 K and usually it was around 0.76
    K and stopped it

    Hi!

    What a speed was achieved under Slackware? Well, using NetBSD pppd will
    not guaranteed that you will have hi-speed connectivity with NetBSD.org
    site ;-) Please try to use the closest ftp/www servers to test your
    connectivity. Your ISP should be good here.

    With Slackware around 4K. In fact on the Win XP box with the sorry
    winmodem it has I can get 4K from netbsd.org.

    My ISP doesn't seem to have an ftp server an using traceroute I'm
    unable to find anything close to me netwise.
    Also, you may wish to run "pppstats -w 1" to see real-time ppp
    statistics. A traceroute(8) and ping(8) utilities might be also helpful
    to find narrowings.

    I try that.
  • No.3 | | 399 bytes | |

    12/28/05, Mike M. Volokhov <mishka (AT) intostroy (DOT) comwrote:

    Also, you may wish to run "pppstats -w 1" to see real-time ppp
    statistics. A traceroute(8) and ping(8) utilities might be also helpful
    to find narrowings.

    pings and traceroutes seem about normal.
    File transfers stall frequently and never reach 0.9 K bytes.
    It's like watching grass grow.
  • No.4 | | 885 bytes | |

    In article <@mail.gmail.com>,
    Rick McCombs <rick.mccombs (AT) gmail (DOT) comwrote:
    12/28/05, Mike M. Volokhov <mishka (AT) intostroy (DOT) comwrote:
    >>

    >Also, you may wish to run "pppstats -w 1" to see real-time ppp
    >statistics. A traceroute(8) and ping(8) utilities might be also helpful
    >to find narrowings.
    >
    >pings and traceroutes seem about normal.
    >File transfers stall frequently and never reach 0.9 K bytes.
    >It's like watching grass grow.


    I get 2.0 - 2.9 Kbytes with my:

    com0 at pcmcia0 function 1: <3Com Corporation, 3C562D/3C563D, EtherLink III, LAN+Modem PC Card>

    I see frequent stalls too, but the average transmission rate seems fine.
    I do set my mtu to 296 (since I am not using ipv6).

    christos
  • No.5 | | 586 bytes | |

    12/28/05, Christos Zoulas <christos (AT) astron (DOT) comwrote:

    I get 2.0 - 2.9 Kbytes with my:

    com0 at pcmcia0 function 1: <3Com Corporation, 3C562D/3C563D, EtherLink III, LAN+Modem PC Card>

    I see frequent stalls too, but the average transmission rate seems fine.
    I do set my mtu to 296 (since I am not using ipv6).

    Does that really help? I heard people swear by different mtu settings
    and I couldn't tell the difference, but I haven't tried in a while.
    However isn't it the mru that would matter for downloads?
  • No.6 | | 744 bytes | |

    I also use ppp, on current from September with a USR sportster 33.6
    external, dialing the same kind of modem on another NetBSD machine.
    Throughput/speed seems to be fine, limited by the modem.

    I do have another problem, which is that when the line goes down (due
    to modem hangup - this is a nailed-up connection), pppd notes this,
    unconfigures the interface, and then hangs in a wedged state where it
    doesn't exit, or worse, do the redial commanded by persist.
    But I think this is unrelated to performance issues.

    Try running tcpdump and analyzing what is going on. There may well be
    other issues. pkgsrc/graphics/xplot is helpful for analyzing tcp
    performance, but that probably isn't necessary.
  • No.7 | | 1177 bytes | |

    29 Dec 2005 09:00:45 -0500, Greg Troxel <gdt (AT) ir (DOT) bbn.comwrote:
    I also use ppp, on current from September with a USR sportster 33.6
    external, dialing the same kind of modem on another NetBSD machine.
    Throughput/speed seems to be fine, limited by the modem.

    I do have another problem, which is that when the line goes down (due
    to modem hangup - this is a nailed-up connection), pppd notes this,
    unconfigures the interface, and then hangs in a wedged state where it
    doesn't exit, or worse, do the redial commanded by persist.
    But I think this is unrelated to performance issues.
    I got past the problem I was having but

    I discoved the same problem, that persist doesn't work. My ISP
    disconnect me after 8 hours no matter what.
    (I would change but my dad is paying for it and they are about the
    cheapest. It used to be my mother's account and she died and my dad
    has kept paying it so I could sell stuff.)

    I had persist in my options and was having it buld some stuff in
    pkgsrc and after the modem disconnected it didn't ever reconnect and
    there was several pppd processes.

Re: pppd on dial up really slow update


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