Re: [tcpdump-workers] dealing with collisions, dropped packets

2004-11-03 Thread Matt Van Mater
sorry for the late replies, and thanks for the comments. I sense some fundamental misunderstandings here. Basically: A collision on half duplex media (such as a hub) is a *normal* and *expected* occurence, and does *not* cause a packet to be dropped. Note that this does not apply to "late collisi

[tcpdump-workers] dealing with collisions, dropped packets

2004-11-01 Thread Matt Van Mater
Hi all, Recently I've been investigating why tcpdump on my IDS shows quite a few packets as being dropped. I think this is because my traffic to the IDS is fed through a hub where I know there are many collisions (there may be too many packets per second for the little soho 10/100 hub to handle