双网卡bounding

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# cat /etc/sysconfig/network-scripts/ifcfg-bond0
DEVICE=bond0
BOOTPROTO=none
ONBOOT=yes
USERCTL=no
IPADDR=103.10.84.96
NETMASK=255.255.255.128
GATEWAY=103.10.84.1




# cat /etc/sysconfig/network-scripts/ifcfg-eth2
# Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet PCIe
DEVICE=eth2
BOOTPROTO=none
HWADDR=90:b1:1c:09:83:06
ONBOOT=yes
MASTER=bond0
SLAVE=yes



# cat /etc/sysconfig/network-scripts/ifcfg-eth3
# Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet PCIe
DEVICE=eth3
BOOTPROTO=none
ONBOOT=yes
HWADDR=90:b1:1c:09:83:07
MASTER=bond0
SLAVE=yes





# cat /etc/modprobe.conf
alias eth0 tg3
alias eth1 tg3
alias eth2 tg3
alias eth3 tg3
alias scsi_hostadapter megaraid_sas
alias scsi_hostadapter1 ahci
alias bond0 bonding
options bond0 miimon=100 mode=1

mode=0  负载均衡(需要交换机支持)  mode=1  热备,一块网停止工作,另一块网卡工作

重启网卡


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