[root@localhost:~]# ip addr sh
1: lo: <LOOPBACK,UP,10000> mtu 16436 qdisc noqueue
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,SLAVE,UP,10000> mtu 1500 qdisc pfifo_fast master bond0 qlen 1000
    link/ether 00:0f:b5:fd:b6:9c brd ff:ff:ff:ff:ff:ff
    inet6 fe80::20f:b5ff:fefd:b69c/64 scope link
       valid_lft forever preferred_lft forever
3: eth1: <BROADCAST,MULTICAST,SLAVE,UP,10000> mtu 1500 qdisc pfifo_fast master bond0 qlen 1000
    link/ether 00:0f:b5:fd:b6:9c brd ff:ff:ff:ff:ff:ff
    inet6 fe80::20f:b5ff:fefd:b69c/64 scope link
       valid_lft forever preferred_lft forever
4: bond0: <BROADCAST,MULTICAST,MASTER,UP,10000> mtu 1500 qdisc noqueue
    link/ether 00:0f:b5:fd:b6:9c brd ff:ff:ff:ff:ff:ff
    inet 10.2.16.1/18 brd 10.2.63.255 scope global bond0
    inet6 fe80::20f:b5ff:fefd:b69c/64 scope link
       valid_lft forever preferred_lft forever
5: sit0: <NOARP> mtu 1480 qdisc noop
    link/sit 0.0.0.0 brd 0.0.0.0
[root@localhost:~]#

[root@localhost:~]# ip addr list
1: lo: <LOOPBACK,UP,10000> mtu 16436 qdisc noqueue
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,SLAVE,UP,10000> mtu 1500 qdisc pfifo_fast master bond0 qlen 1000
    link/ether 00:0f:b5:fd:b6:9c brd ff:ff:ff:ff:ff:ff
    inet6 fe80::20f:b5ff:fefd:b69c/64 scope link
       valid_lft forever preferred_lft forever
3: eth1: <BROADCAST,MULTICAST,SLAVE,UP,10000> mtu 1500 qdisc pfifo_fast master bond0 qlen 1000
    link/ether 00:0f:b5:fd:b6:9c brd ff:ff:ff:ff:ff:ff
    inet6 fe80::20f:b5ff:fefd:b69c/64 scope link
       valid_lft forever preferred_lft forever
4: bond0: <BROADCAST,MULTICAST,MASTER,UP,10000> mtu 1500 qdisc noqueue
    link/ether 00:0f:b5:fd:b6:9c brd ff:ff:ff:ff:ff:ff
    inet 10.2.16.1/18 brd 10.2.63.255 scope global bond0
    inet6 fe80::20f:b5ff:fefd:b69c/64 scope link
       valid_lft forever preferred_lft forever
5: sit0: <NOARP> mtu 1480 qdisc noop
    link/sit 0.0.0.0 brd 0.0.0.0
[root@localhost:~]#


[root@localhost:~]# ifconfig
bond0     Link encap:Ethernet  HWaddr 00:0F:B5:FD:B6:9C
          inet addr:10.2.16.1  Bcast:10.2.63.255  Mask:255.255.192.0
          inet6 addr: fe80::20f:b5ff:fefd:b69c/64 Scope:Link
          UP BROADCAST RUNNING MASTER MULTICAST  MTU:1500  Metric:1
          RX packets:1956 errors:0 dropped:0 overruns:0 frame:0
          TX packets:617 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:142404 (139.0 KiB)  TX bytes:71933 (70.2 KiB)

eth0      Link encap:Ethernet  HWaddr 00:0F:B5:FD:B6:9C
          inet6 addr: fe80::20f:b5ff:fefd:b69c/64 Scope:Link
          UP BROADCAST RUNNING SLAVE MULTICAST  MTU:1500  Metric:1
          RX packets:1281 errors:0 dropped:0 overruns:0 frame:0
          TX packets:611 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:100233 (97.8 KiB)  TX bytes:72309 (70.6 KiB)
          Interrupt:185 Base address:0xc000

eth1      Link encap:Ethernet  HWaddr 00:0F:B5:FD:B6:9C
          inet6 addr: fe80::20f:b5ff:fefd:b69c/64 Scope:Link
          UP BROADCAST RUNNING SLAVE MULTICAST  MTU:1500  Metric:1
          RX packets:684 errors:0 dropped:0 overruns:0 frame:0
          TX packets:15 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:42765 (41.7 KiB)  TX bytes:1098 (1.0 KiB)
          Interrupt:193 Base address:0xe000

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:8 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:560 (560.0 b)  TX bytes:560 (560.0 b)

[root@localhost:~]#


[root@localhost:~]# cat /proc/net/bonding/bond0
Ethernet Channel Bonding Driver: v3.0.3 (March 23, 2006)

Bonding Mode: fault-tolerance (active-backup)
Primary Slave: None
Currently Active Slave: eth0
MII Status: up
MII Polling Interval (ms): 100
Up Delay (ms): 0
Down Delay (ms): 0

Slave Interface: eth0
MII Status: up
Link Failure Count: 0
Permanent HW addr: 00:0f:b5:fd:b6:9c

Slave Interface: eth1
MII Status: up
Link Failure Count: 0
Permanent HW addr: 00:0f:b5:fd:b6:9c
[root@localhost:~]#



[root@localhost:~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
ONBOOT=yes
#BOOTPROTO=dhcp

USERCTL=no
MASTER=bond0
SLAVE=yes
BOOTPROTO=none
[root@localhost:~]# cat /etc/sysconfig/network-scripts/ifcfg-eth1
DEVICE=eth1
ONBOOT=yes
#BOOTPROTO=dhcp



USERCTL=no
MASTER=bond0
SLAVE=yes
BOOTPROTO=none

[root@localhost:~]# cat /etc/sysconfig/network-scripts/ifcfg-bond0
DEVICE=bond0
IPADDR=10.2.16.1
NETMASK=255.255.192.0
NETWORK=10.2.0.0
BROADCAST=10.2.63.255
ONBOOT=yes
BOOTPROTO=static
USERCTL=no


[root@localhost:~]#