Hi,

What is this?

P.S.:When i looked my server logs, then appear these messages;

"Nov 16 03:52:42 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:52:42 server1 kernel: eth0: Transmit timeout, status 00000004
00000000
Nov 16 03:52:50 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:52:50 server1 kernel: eth0: Transmit timeout, status 00000004
00000000
Nov 16 03:52:58 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:52:58 server1 kernel: eth0: Transmit timeout, status 00000004
00000000
Nov 16 03:53:06 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:53:06 server1 kernel: eth0: Transmit timeout, status 00000004
00000000
Nov 16 03:53:14 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:53:14 server1 kernel: eth0: Transmit timeout, status 00000004
00000000
Nov 16 03:53:22 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:53:22 server1 kernel: eth0: Transmit timeout, status 00000004
00000000
Nov 16 03:53:30 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:53:30 server1 kernel: eth0: Transmit timeout, status 00000004
00000000
Nov 16 03:53:38 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:53:38 server1 kernel: eth0: Transmit timeout, status 00000004
00000000
Nov 16 03:53:46 server1 kernel: NETDEV WATCHDOG: eth0: transmit timed out
Nov 16 03:53:46 server1 kernel: eth0: Transmit timeout, status 00000004
00000000 "

Thanks for your help

What OS? Version? Kernel or Service pack ? Network card?

Redhat 7.3
Kernel version:2.4.18-3

Quick trip to google revealed a kernel problem. Looks like a known issue. It happens on various cards, so it does not appear to be hardware.
Upgrade time ?