eepro100 hang

hi
i again have several hanging systems:
messages state:

Jan 19 09:59:00 lala kernel: NETDEV WATCHDOG: eth0: transmit timed out
Jan 19 09:59:00 lala kernel: eth0: Transmit timed out: status f048  0c00
at 24187347/24187407 command 000ca000.
Jan 19 09:59:03 lala kernel: NETDEV WATCHDOG: eth0: transmit timed out
Jan 19 09:59:03 lala kernel: eth0: Transmit timed out: status f048  0c00
at 24187407/24187467 command 0001a000.
Jan 19 09:59:07 lala kernel: NETDEV WATCHDOG: eth0: transmit timed out
Jan 19 09:59:07 lala kernel: eth0: Transmit timed out: status f048  0c00
at 24187467/24187527 command 0001a000.
Jan 19 09:59:09 lala kernel: NETDEV WATCHDOG: eth3: transmit timed out
Jan 19 09:59:09 lala kernel: eth3: Transmit timed out: status f048  0c00
at 383329/383389 command 000ca000.
Jan 19 09:59:11 lala kernel: NETDEV WATCHDOG: eth0: transmit timed out
Jan 19 09:59:11 lala kernel: eth0: Transmit timed out: status f048  0c00
at 24187527/24187587 command 0001a000.
Jan 19 09:59:15 lala kernel: NETDEV WATCHDOG: eth0: transmit timed out
Jan 19 09:59:15 lala kernel: eth0: Transmit timed out: status f048  0c00
at 24187587/24187647 command 0001a000.


eepro100 version: 
eepro100.c:v1.09j-t 9/29/99 Donald Becker 
Revision: 1.36 $ 2000/11/17 Modified by Andrey V. Savochkin


has anybody some ideas?

could this be related to sleep mode?

sorry, but i have no fresh mii-diag output. the networking-team was
faster and rebooted the systems before i had a chance to get the
diagnostics :((