[lkml]   [2001]   [Oct]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: Ethernet Error Correction
    On Tue, Oct 02, 2001 at 11:48:01AM +0200, Pavel Machek wrote:
    > Hi!
    > > > > Also, generic PROMISC mode still drops off received frames
    > > > > with CRC error.
    > > >
    > > > Hmm, sounds good. Someone should create tool for communication over
    > > > ethernet with broken crc's. Such communication would be stealth from
    > > > normal tcpdump. Do it on your provider's network to escape accounting ;^)
    > >
    > > But still you'll see the number of errors on your eth card
    > > skyrocketing, so you'd grow quite suspicious.
    > Yep, but it would be _very_ hard for you to find the cause. You'd
    > probably chase ghosts trying to replace cables, etc, never finding
    > what happens.

    Well, if you checked all the cables, you'd most likely find the device
    capable of sending the bad CRC frames. Also, if you use a switch (not ha
    hub or coax), it won't work at all.

    Vojtech Pavlik
    SuSE Labs
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2005-03-22 13:03    [W:0.021 / U:12.524 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site