四端口网卡出现问题。找不到错误，有人能帮忙吗？
dmesg | grep eth
[ 6.064749] e1000bp: eth3: e1000_probe: Silicom PXG4BPI series adapter
[ 6.084852] udevd[361]: renamed network interface eth1 to eth3
[ 6.378488] e1000bp: eth1: e1000_probe: Silicom PXG4BPI series adapter
[ 6.704917] e1000bp: eth5: e1000_probe: Silicom PXG4BPI series adapter
[ 6.708904] udevd[354]: renamed network interface eth2 to eth5
[ 7.019834] e1000bp: eth2: e1000_probe: Silicom PXG4BPI series adapter
[ 7.048921] udevd[354]: renamed network interface eth2 to eth6
[ 7.072996] udevd[355]: renamed network interface eth1 to eth4
ifconfig eth3 up
eth3: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state UNKNOWN qlen 1000
link/ether 00:e0:ed:07:d2:0e brd ff:ff:ff:ff:ff:ff
dmesg显示：
[ 269.985904] ADDRCONF(NETDEV_UP): eth3: link is not ready
ethtool -i eth3
driver: e1000bp
version: 8.0.35.silc.5.56.4-NAPI
firmware-version: N/A
bus-info: 0000:02:04.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: yes
supports-register-dump: yes
supports-priv-flags: no
ethtool -e eth3
Offset Values
------ ------
0x0000: 00 e0 ed 07 d2 0e 30 04 ff ff ff ff ff ff ff ff
0x0010: 14 c4 03 21 03 46 2c 00 74 13 2c 00 74 13 e8 34
0x0020: 08 40 2c 00 00 00 02 21 c8 18 ff ff ff ff ff ff
0x0030: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0040: 08 c3 63 ff 04 50 02 21 c8 08 ff ff ff ff ff ff
0x0050: ff ff ff ff ff ff ff ff ff ff ff ff ff ff 02 06
0x0060: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0070: ff ff ff ff ff ff ff ff ff ff ff ff ff ff 78 7c
0x0080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0090: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x00a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x00b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x00c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x00d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x00e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x00f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0110: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0120: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0130: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0140: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0150: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0160: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0170: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x0190: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x01a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x01b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x01c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x01d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x01e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
0x01f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
lspci -vvv
02:06.1 Ethernet controller: Silicom Ltd. Silicom Quad port Copper Giga Ethernet 546GB Bypass Server Adapter (PXG4BPI) (rev 03)
Subsystem: Silicom Ltd. Silicom Quad port Copper Giga Ethernet 546GB Bypass Server Adapter (PXG4BPI)
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz+ UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 32 (63750ns min), Cache Line Size: 32 bytes
Interrupt: pin B routed to IRQ 9
Region 0: Memory at fe4a0000 (64-bit, non-prefetchable) [size=128K]
Region 4: I/O ports at a400 [size=64]
Capabilities: [dc] Power Management version 2
Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [e4] PCI-X non-bridge device
Command: DPERE- ERO+ RBC=512 OST=1
Status: Dev=02:06.1 64bit+ 133MHz+ SCD- USC- DC=simple DMMRBC=2048 DMOST=1 DMCRS=16 RSCEM- 266MHz- 533MHz-
Capabilities: [f0] MSI: Enable- Count=1/1 Maskable- 64bit+
Address: 0000000000000000 Data: 0000
Kernel driver in use: e1000bp
lsmod | grep e1000
e1000bp 172714 0
uname -a
Linux 3.2.0-4-686-pae #1 SMP Debian 3.2.60-1+deb7u3 i686 GNU/Linux
测试了电缆。它在另一个 NIC 上运行良好。