求助服务器如何配置双网卡？

[cjwid]

我的HP380G5上有双网卡，但只能启用一张，不知何故，请高手指点一下。
lshw |grep B
WARNING: you should run this program as super-user.
size: 997MiB
product: 6311ESB/6321ESB PCI Express Upstream Port
product: 6311ESB/6321ESB PCI Express Downstream Port E1
product: 6311ESB/6321ESB PCI Express Downstream Port E2
product: EPB PCI-Express to PCI-X Bridge
vendor: Broadcom
product: BCM5785 [HT1000] PCI/PCI-X Bridge
vendor: Broadcom
product: 6311ESB/6321ESB PCI Express Downstream Port E3
product: 6311ESB/6321ESB PCI Express to PCI-X Bridge
product: 631xESB/632xESB/3100 Chipset PCI Express Root Port 1
product: EPB PCI-Express to PCI-X Bridge
vendor: Broadcom
product: NetXtreme II BCM5708 Gigabit Ethernet
vendor: Broadcom Corporation
product: 631xESB/632xESB/3100 Chipset PCI Express Root Port 2
product: EPB PCI-Express to PCI-X Bridge
vendor: Broadcom
product: NetXtreme II BCM5708 Gigabit Ethernet
vendor: Broadcom Corporation


lspci |grep Eth
03:00.0 Ethernet controller: Broadcom Corporation NetXtreme II BCM5708 Gigabit Ethernet (rev 11)
05:00.0 Ethernet controller: Broadcom Corporation NetXtreme II BCM5708 Gigabit Ethernet (rev 11)



ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:19:bb:c7:38:e6
inet addr:193.168.0.20 Bcast:193.168.127.255 Mask:255.255.128.0
inet6 addr: fe80::219:bbff:fec7:38e6/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:86301 errors:0 dropped:55 overruns:0 frame:0
TX packets:4450 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:6048351 (6.0 MB) TX bytes:1535215 (1.5 MB)
Interrupt:17 Memory:fa000000-fa012800

lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:61 errors:0 dropped:0 overruns:0 frame:0
TX packets:61 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:6052 (6.0 KB) TX bytes:6052 (6.0 KB)

[link_01]

是不是另一个你根本没有配置？