CentOS6.5 dual Nic binding tutorial

CentOS6.5 dual Nic binding tutorial

[Root @ localhost] # cd/etc/sysconfig/network-scripts/

[Root @ localhostnetwork-scripts ~] # Ll

-Rw-r --. 1 root 149 Aug 3 ifcfg-bond0

-Rw-r --. 1 root 97 Aug 3 ifcfg-eth0

-Rw-r --. 1 root 98 Aug 3 ifcfg-eth1

-Rw-r --. 1 root 182 Aug 3 ifcfg-eth2

-Rw-r --. 1 root 254 Oct 10 2013 ifcfg-lo

[Root @ localhostnetwork-scripts] # cpifcfg-eth0ifcfg-bond0

[Root @ localhostnetwork-scripts] # vimifcfg-bond0

GATEWAY = 192.168.x.x

DNS1 = 114.114.114.114

DEVICE = bond0

BOOTPROTO = none

NETMASK = 255.255.255.0

TYPE = Ethernet

IPADDR = 192.168.x.x

ONBOOT = yes

USERCTL = no

[Root @ localhostnetwork-scripts] # vimifcfg-eth0

EVICE = eth0

ONBOOT = no

TYPE = Ethernet

MASTER = bond0

BOOTPROTO = none

USERCTL = no

SLAVE = yes

IPV6INIT = no

~

[Root @ localhostnetwork-scripts] # vimifcfg-eth1

EVICE = eth1

ONBOOT = no

TYPE = Ethernet

MASTER = bond0

BOOTPROTO = none

USERCTL = no

SLAVE = yes

IPV6INIT = no

[Root @ localhost] # cd/etc/modprobe. d/

[Root@localhostmodprobe.d] # vidist. conf

Alias bond0 bonding

Options bodn0 mode = 0 miimon = 100

[Root @ localhost] # vi/etc/rc. d/rc. local

Ifenslave bond0 eth0 eth1

Disable service networkmanager

[Root @ localhost modprobe. d] # ifconfig

Bond0 Link encap: Ethernet HWaddrF8: 0F: 41: F8: EC: 70

Inet addr: 192.168.x.xBcast: 192.168.x.xMask: 255.255.255.0

Inet6 addr: fe80: fa0f: 41ff: fef8: ec70/64 Scope: Link

Up broadcast running master multicast mtu: 1500 Metric: 1

RX packets: 16170 errors: 0 dropped: 0 overruns: 0 frame: 0

TX packets: 2271 errors: 0 dropped: 0 overruns: 0 carrier: 0

Collisions: 0 txqueuelen: 0

RX bytes: 1552817 (1.4 MiB) TX bytes: 198708 (194.0 KiB)

Eth0 Link encap: Ethernet HWaddrF8: 0F: 41: F8: EC: 70

Up broadcast running slave multicast mtu: 1500 Metric: 1

RX packets: 2476 errors: 0 dropped: 0 overruns: 0 frame: 0

TX packets: 1134 errors: 0 dropped: 0 overruns: 0 carrier: 0

Collisions: 0 FIG: 1000

RX bytes: 214254 (209.2 KiB) TX bytes: 99272 (96.9 KiB)

Memory: dfc20000-dfc40000

Eth1 Link encap: Ethernet HWaddrF8: 0F: 41: F8: EC: 70

Up broadcast running slave multicast mtu: 1500 Metric: 1

RX packets: 13694 errors: 0 dropped: 0 overruns: 0 frame: 0

TX packets: 1137 errors: 0 dropped: 0 overruns: 0 carrier: 0

Collisions: 0 FIG: 1000

RX bytes: 1338563 (1.2 MiB) TX bytes: 99436 (97.1 KiB)

Memory: dfc00000-dfc20000

Vswitch Configuration

[Switch] link-aggregation group 1 mode manual

[Switch] interface GigabitEthernet 1/0/1

[Switch-GigabitEthernet1/0/1] port link-aggregation group 1

[Switch-GigabitEthernet1/0/1] interface GigabitEthernet 1/0/48

[Switch-GigabitEthernet1/0/2] port link-aggregation group 1

[Switch-GigabitEthernet1/0/2] interface GigabitEthernet 1/0/47

[Switch-GigabitEthernet1/0/3] port link-aggregation group 1

Test Results