[완료, Linux]리눅스 dmesg에 link up/down 메세지가 뜨는데요...
리눅스 버전은 아래와 같습니다.
cat /proc/version
Linux version 2.6.9-42.ELsmp (buildcentos@build-i386) (gcc version 3.4.6 20060404 (Red Hat 3.4.6-3)) #1
dmesg명령을 통해서 보면 아래 네트워크 링트 업다운이 반복적으로 뜨는데 왜 그런가요?
부팅 이후에 시스템에 외적으로는 이상은 없어 보이는데... 불안합니다..
divert: not allocating divert_blk for non-ethernet device sit0
eth0: no IPv6 routers present
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
RedCastle: module license 'unspecified' taints kernel.
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex
bnx2: eth0 NIC Link is Down
bnx2: eth0 NIC Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
답변 부탁드립니다.
1. NIC, 케이블간 접촉
1. NIC, 케이블간 접촉 불량
2. 스위치 포트 접촉 불량
3. 장치 드라이버 오류.
4. NIC 전송 속도 관련 설정 오류.
5. 케이블 불량
대략 이런 가능성이 있겠네요.
감사합니다.
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