On Wed, 6 Jan 1999, Michael Kujawa wrote:

>   Bad cabling can do that do you (in order to send a packet, it must be
> retransmitted many times.)  Does ping drop packets?  How about large
> pings? ('ping -s 10240', or especially 'ping -f')
> 
> With 100Base-TX (half duplex), I am able to 'ping -f -s 10240' without
> dropping packets, with only a few collisions, and I get an average
> latency of 2.3ms.
> 
> Just because the collision light is on doesn't neccessarily mean there is
> a problem.  Both FTP and Samba here result in the collision light coming
> on (for one of our hubs), but they still manage around 6MBps.
> 
> -Mike
> [EMAIL PROTECTED]

The real problem is that full duplex can't report collisions, so it loses
packets instead causing slower transfers because of much longer retransmit
delays.


-- 
Henrik Olsen,  Dawn Solutions I/S
URL=http://www.iaeste.dk/~henrik/
Get the rest there.

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