1月 212013
 

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login as: root
 root@192.168.11.160's password:
 [root@localhost ~]# ifconfig
 eth0 Link encap:Ethernet HWaddr 00:50:56:A8:6C:61
 inet addr:192.168.11.160 Bcast:192.168.11.255 Mask:255.255.255.0
 inet6 addr: fe80::250:56ff:fea8:6c61/64 Scope:Link
 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
 RX packets:114 errors:0 dropped:0 overruns:0 frame:0
 TX packets:54 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:1000
 RX bytes:9166 (8.9 KiB) TX bytes:6535 (6.3 KiB)

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:0 errors:0 dropped:0 overruns:0 frame:0
 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)

查看当前网络接口配置文件

[root@localhost ~]# cd /etc/sysconfig/network-scripts/
 [root@localhost network-scripts]# cat ifcfg-eth0
 DEVICE="eth0"
 BOOTPROTO=none
 NM_CONTROLLED="yes"
 ONBOOT=yes
 TYPE="Ethernet"
 UUID="f0bd6d3b-c8dc-4e8a-8d9d-91938a5f4be1"
 HWADDR=00:50:56:A8:6C:61
 IPADDR=192.168.11.160
 PREFIX=24
 GATEWAY=192.168.11.1
 DNS1=202.96.128.86
 DEFROUTE=yes
 IPV4_FAILURE_FATAL=yes
 IPV6INIT=no
 NAME="System eth0"
 [root@localhost network-scripts]#
[root@localhost network-scripts]# cat ifcfg-eth1
 DEVICE="eth1"
 BOOTPROTO="dhcp"
 HWADDR="00:50:56:A8:6C:62"
 NM_CONTROLLED="yes"
 ONBOOT="no"
 TYPE="Ethernet"
 UUID="fce1b80b-9e63-4468-aaaa-529e991a5cff"
 [root@localhost network-scripts]#

修改内核模块加载参数
[root@localhost ~]# cd /etc/modprobe.d/
[root@localhost modprobe.d]# vi bonding.conf

alias bond0 bonding
options bond0 miimon=80 mode=5

mode参数所支持的选项

modes:
mode=0 (Balance Round Robin)
mode=1 (Active backup)
mode=2 (Balance XOR)
mode=3 (Broadcast)
mode=4 (802.3ad)
mode=5 (Balance TLB)
mode=6 (Balance ALB)

创建绑定接口的配置文件

[root@localhost ~]# cd /etc/sysconfig/network-scripts/
 [root@localhost network-scripts]# vi ifcfg-bond0
 DEVICE=bond0
 IPADDR=192.168.11.160
 NETMASK=255.255.255.0
 NETWORK=192.16.11.0
 BROADCAST=192.168.11.255
 GATEWAY=192.168.11.1
 ONBOOT=yes
 BOOTPROTO=none
 USERCTL=no

修改网卡配置文件

[root@localhost network-scripts]# vi ifcfg-eth0
 DEVICE=eth0
 ONBOOT=yes
 BOOTPROTO=none
 USERCTL=no
 MASTER=bond0
 SLAVE=yes
[root@localhost network-scripts]# vi ifcfg-eth1
 DEVICE=eth1
 ONBOOT=yes
 BOOTPROTO=none
 USERCTL=no
 MASTER=bond0
 SLAVE=yes

重启网络服务

[root@localhost network-scripts]# service network restart > 2012
/etc/sysconfig/network-scripts/ifdown-eth: line 116: /sys/class/net/bond0/bonding/slaves: No such file or directory
[root@localhost network-scripts]# cat 2012
Shutting down interface eth0: [ OK ]
Shutting down loopback interface: [ OK ]
Bringing up loopback interface: [ OK ]
Bringing up interface bond0: [ OK ]
[root@localhost network-scripts]#

^

[root@localhost ~]# ifconfig
 bond0 Link encap:Ethernet HWaddr 00:50:56:A8:6C:61
 inet addr:192.168.11.160 Bcast:192.168.11.255 Mask:255.255.255.0
 inet6 addr: fe80::250:56ff:fea8:6c61/64 Scope:Link
 UP BROADCAST RUNNING MASTER MULTICAST MTU:1500 Metric:1
 RX packets:892 errors:0 dropped:0 overruns:0 frame:0
 TX packets:983 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:68406 (66.8 KiB) TX bytes:87517 (85.4 KiB)

eth0 Link encap:Ethernet HWaddr 00:50:56:A8:6C:61
 UP BROADCAST RUNNING SLAVE MULTICAST MTU:1500 Metric:1
 RX packets:518 errors:0 dropped:0 overruns:0 frame:0
 TX packets:650 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:1000
 RX bytes:45276 (44.2 KiB) TX bytes:66535 (64.9 KiB)

eth1 Link encap:Ethernet HWaddr 00:50:56:A8:6C:62
 UP BROADCAST RUNNING SLAVE MULTICAST MTU:1500 Metric:1
 RX packets:374 errors:0 dropped:0 overruns:0 frame:0
 TX packets:334 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:1000
 RX bytes:23130 (22.5 KiB) TX bytes:21216 (20.7 KiB)

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:0 errors:0 dropped:0 overruns:0 frame:0
 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)

 

sbonding-bond0 bonding-eth0 bonding-eth1 bonding-eth2 bonding-eth3

内容引用:
(1)CenOS Wiki (2)Linux Channel Bonding

修改内核模块加载参数

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