bnx2 device eth3 does not seem to be present, delaying initialization.

# modprobe -r bnx2 ;modprobe bnx2;/etc/init.d/network restart
Shutting down loopback interface:                          [  OK  ]
Bringing up loopback interface:                            [  OK  ]
Bringing up interface eth0:                                [  OK  ]
Bringing up interface eth0:                                [  OK  ]
Bringing up interface eth1:                                [  OK  ]
Bringing up interface eth1:                                [  OK  ]
Bringing up interface eth2:  bnx2 device eth2 does not seem to be present, delaying initialization.
                                                           [FAILED]
Bringing up interface eth2:  bnx2 device eth2 does not seem to be present, delaying initialization.
                                                           [FAILED]
Bringing up interface eth3:  bnx2 device eth3 does not seem to be present, delaying initialization.
                                                           [FAILED]
Bringing up interface eth3:  bnx2 device eth3 does not seem to be present, delaying initialization.
                                                           [FAILED]

同事DSET工具收集日志，没有任何硬件故障。

# dmesg | grep eth
bnx2 0000:03:00.0: eth0: Broadcom NetXtreme II BCM5709 1000Base-T (C0) PCI Express found at mem da000000, IRQ 98, node addr 00:10:18:56:84:40
bnx2 0000:03:00.1: eth1: Broadcom NetXtreme II BCM5709 1000Base-T (C0) PCI Express found at mem dc000000, IRQ 106, node addr 00:10:18:56:84:42
ADDRCONF(NETDEV_UP): eth0: link is not ready
bnx2 0000:03:00.0: eth0: NIC Copper Link is Up, 1000 Mbps full duplex
ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
ADDRCONF(NETDEV_UP): eth1: link is not ready
bnx2 0000:03:00.1: eth1: NIC Copper Link is Up, 1000 Mbps full duplex
ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
eth0: no IPv6 routers present
eth1: no IPv6 routers present
bnx2 0000:03:00.0: eth0: Broadcom NetXtreme II BCM5709 1000Base-T (C0) PCI Express found at mem da000000, IRQ 98, node addr 00:10:18:56:84:40
bnx2 0000:03:00.1: eth1: Broadcom NetXtreme II BCM5709 1000Base-T (C0) PCI Express found at mem dc000000, IRQ 106, node addr 00:10:18:56:84:42
bnx2 0000:03:00.0: eth0: using MSI
ADDRCONF(NETDEV_UP): eth0: link is not ready
bnx2 0000:03:00.0: eth0: NIC Copper Link is Up, 1000 Mbps full duplex
ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
bnx2 0000:03:00.1: eth1: using MSI
ADDRCONF(NETDEV_UP): eth1: link is not ready
bnx2 0000:03:00.1: eth1: NIC Copper Link is Up, 1000 Mbps full duplex
ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
eth0: no IPv6 routers present
eth1: no IPv6 routers present
bnx2 0000:03:00.0: eth0: using MSI
ADDRCONF(NETDEV_UP): eth0: link is not ready
bnx2 0000:03:00.0: eth0: NIC Copper Link is Up, 1000 Mbps full duplex
ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
bnx2 0000:03:00.1: eth1: using MSI
ADDRCONF(NETDEV_UP): eth1: link is not ready
bnx2 0000:03:00.1: eth1: NIC Copper Link is Up, 1000 Mbps full duplex
ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
eth0: no IPv6 routers present
eth1: no IPv6 routers present

eth2,eth3没有被认出来，eth0,eth1的MAC其实是eth2,eth3的MAC
修改MAC，重启网卡，故障依旧。

后来找出同一批机器查看，板载的是BCM5716，PCI的是BCM5709
升级驱动,Bnx2: NetXtreme II drivers for 5708, 5709 and 5716 based devices，还是如此。

后来更换主板，重新配置地址信息，OK