아래는 /var/log/messages 파일의 내용입니다.
Mar 2 12:37:46 localhost kernel: eth0: Transmit timed out: status 0050 0080 at 301375716/301375730
command 000c0000.
Mar 2 12:37:46 localhost kernel: eth0: Trying to restart the transmitter...
Mar 2 12:37:51 localhost kernel: eth0: Transmit timed out: status 0050 0090 at 301375716/301375730
command 000c0000.
Mar 2 12:37:51 localhost kernel: eth0: Trying to restart the transmitter...
Mar 2 12:37:56 localhost kernel: eth0: Transmit timed out: status 0050 0090 at 301375716/301375730
command 000c0000.
Mar 2 12:37:56 localhost kernel: eth0: Trying to restart the transmitter...
Mar 2 12:38:01 localhost kernel: eth0: Transmit timed out: status 0050 0090 at 301375716/301375730
command 000c0000.
Mar 2 12:38:01 localhost kernel: eth0: Trying to restart the transmitter...
Mar 2 12:38:06 localhost kernel: eth0: Transmit timed out: status 0050 0090 at 301375716/301375730
command 000c0000.
Mar 2 12:38:06 localhost kernel: eth0: Trying to restart the transmitter...
Mar 2 12:38:11 localhost kernel: eth0: Transmit timed out: status 0050 0090 at 301375716/301375730
command 000c0000.
Mar 2 12:38:11 localhost kernel: eth0: Trying to restart the transmitter...
Mar 2 12:38:16 localhost kernel: eth0: Transmit timed out: status 0050 0090 at 301375716/301375730
command 000c0000.
이런 메세지를 뿌리면서 서버의 네트웍이 죽는 현상이 발생합니다.
어떤 문제인지 알 수 있을까요???
intel 10/100 랜카드에
eepro100 모듈을 사용합니다.
처음엔 하드웨어 오류인듯해서 대체장비로 바꾸었는데도 동일한 현상이
나타나는군요...하드만 빼고 모두 교체했죠...
혹시 DoS 공격이나 해킹으로 인해서 발생할 수도 있을까요?