Configure dual-nic bonding and bridging in RHEL6

Lab environment: VMwareWorkstation8RHEL6.2 dual NIC (Virtual Machine bonding experiment only supports mode = 1 hot standby mode) # cd/etc/sysconfig/network-scripts/# catifcfg-eth0DEVICE = "eth0" HWADDR = "00: 0C: 29: E4: DC: 43" (we recommend that you do not specify the MAC address) # NM_CON

Lab environment: VMware Workstation8

RHEL6.2

Dual-nic (the bonding experiment on virtual machines only supports mode = 1 hot standby mode)

# Cd/etc/sysconfig/network-scripts/
 
# Cat ifcfg-eth0
DEVICE = "eth0"
HWADDR = "00: 0C: 29: E4: DC: 43" (we recommend that you do not specify the MAC address)
# NM_CONTROLLED = "yes"
ONBOOT = "yes"
BOOTPROTO = none
MASTER = bond1
SLAVE = yes
USERCTL = no
 
# Cat ifcfg-eth1
DEVICE = "eth1"
HWADDR = "00: 0C: 29: E4: DC: 4D" (we recommend that you do not specify the MAC address)
# NM_CONTROLLED = "yes"
ONBOOT = "yes"
BOOTPROTO = none
MASTER = bond1
SLAVE = yes
USERCTL = no
 
# Cat ifcfg-bond1
DEVICE = bond1
# TYPE = Ethernet
BOOTPROTO = none
ONBOOT = yes
# IPADDR = 192.168.10.88
# NETMASK = 255.255.255.0
# GATEWAY = 192.168.10.2
USERCTL = no
BRIDGE = br0
BONDING_OPTS = "miimon = 100 mode = 1"
# Because RHEL6 is different from the previous one, the specified mode parameter is stored in this bonding File
 
# Cat ifcfg-br0
DEVICE = "br0"
# HWADDR = "00: 0C: 29: E4: DC: 43"
# NM_CONTROLLED = "yes"
ONBOOT = "yes"
TYPE = Bridge
BOOTPROTO = static
# MASTER = bond1
# SLAVE = yes
# USERCTL = no
IPADDR = 192.168.10.88
NETMASK = 255.255.255.0
GATEWAY = 192.168.10.2
 
# Cat/etc/modprobe. d/modprobe. conf
Alias netdev-bond1 bonding
 
Restart the system to view
# Ifconfig
Bond1 Link encap: Ethernet HWaddr 00: 0C: 29: E4: DC: 43
Inet6 addr: fe80: 20c: 29ff: fee4: dc43/64 Scope: Link
Up broadcast running master multicast mtu: 1500 Metric: 1
RX packets: 1947 errors: 0 dropped: 0 overruns: 0 frame: 0
TX packets: 2774 errors: 0 dropped: 0 overruns: 0 carrier: 0
Collisions: 0 txqueuelen: 0
RX bytes: 185500 (181.1 KiB) TX bytes: 279330 (272.7 KiB)
 
Br0 Link encap: Ethernet HWaddr 00: 0C: 29: E4: DC: 43
Inet addr: 192.168.10.88 Bcast: 192.168.10.255 Mask: 255.255.255.0
Inet6 addr: fe80: 20c: 29ff: fee4: dc43/64 Scope: Link
Up broadcast running multicast mtu: 1500 Metric: 1
RX packets: 925 errors: 0 dropped: 0 overruns: 0 frame: 0
TX packets: 2708 errors: 0 dropped: 0 overruns: 0 carrier: 0
Collisions: 0 txqueuelen: 0
RX bytes: 78625 (76.7 KiB) TX bytes: 274754 (268.3 KiB)
 
Eth0 Link encap: Ethernet HWaddr 00: 0C: 29: E4: DC: 43
Up broadcast running slave multicast mtu: 1500 Metric: 1
RX packets: 1039 errors: 0 dropped: 0 overruns: 0 frame: 0
TX packets: 2775 errors: 0 dropped: 0 overruns: 0 carrier: 0
Collisions: 0 FIG: 1000
RX bytes: 100299 (97.9 KiB) TX bytes: 280072 (273.5 KiB)
 
Eth1 Link encap: Ethernet HWaddr 00: 0C: 29: E4: DC: 43
Up broadcast running slave multicast mtu: 1500 Metric: 1
RX packets: 909 errors: 0 dropped: 0 overruns: 0 frame: 0
TX packets: 0 errors: 0 dropped: 0 overruns: 0 carrier: 0
Collisions: 0 FIG: 1000
RX bytes: 85267 (83.2 KiB) TX bytes: 0 (0.0 B)
 
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)