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use the MAC address of Network Card 1. Because mac1 is no longer on the network, the data packets will not be received by any network card. Therefore, after ENI 2 takes over the master role, it is best to have a callback event. When processing this event, it will have a free ARP broadcast and broadcast itself to change the MAC address.Lacp_rate:Send the lacpdu of 802.3ad so that the Peer device can automatically obtain link
automaticallyIfenslave bond0 eth0 eth1Route add-net 192.168.1.254 netmask 255.255.255.0 bond0 #如有需要才加该路由5. Detecting and verifying the configurationFirst execute the command load bonding module: modprobe bondingRestart the Network service and confirm that Bond0 started correctly: Service network restartVerify that the device is loaded correctly: Less/proc/net/bonding/bond0[Email protected] network-scripts]
Linux load balancing based on two-NIC binding technology for PlatformMaintaining high availability of servers is an important factor in an enterprise-wide IT environment. One of the most important is the high availability of server network connections. Network interface card (NIC) binding technology helps ensure high availability features and provides additional benefits to improve networking performance. The two-Nic binding implementation is the use of two network card virtual become a network
Some applications may have the biggest bottleneck in network data transmission (such as diskless network systems in some places). to solve this bottleneck, the convergence technology of multiple network cards is amazing here, aggregation can be understood as the combination of multiple NICs into a parallel logical Nic, and the transmitted traffic is the sum of these NICs (of course, it depends on your Nic aggregat
Configure multi-nic aggregation (bonding) in CentOS)Some applications may have the biggest bottleneck in network data transmission (such as diskless network systems in some places). To solve this bottleneck, the convergence technology of multiple network cards is amazing here, aggregation can be understood as the combination of multiple NICs into a parallel logic
I. Configure the environment
Centos 6.2 system. Link aggregation is performed on one and two NICs. The vswitch has six or seven Network Ports.
Ii. server operation steps
1. Create a channel Bonding Interface
# Vi/etc/sysconfig/network-scripts/ifcfg-bond0Add the following lines:Gateway = 192.168.10.1dns1 = 202.106.0.20device = bond0bootproto = nonenetmask = 255.25
. The current change number is one, the CHANge Loop count is 0, and the maximum number of records is 4095.[S1]int[S1]interface gi[S1]interface gigabitethernet 0/0/2[S1-gigabitethernet0/0/2]eth[S1-gigabitethernet0/0/2]eth-trunk 1Info:this operation may take a few seconds. Please wait for a moment...done.[S1-gigabitethernet0/0/2]q[S1]09:33:57-08:00 S1 ds/4/datasync_cfgchange:oid 1.3.6.1.4.1.2011.5.25.191.3.1 configurations has been changed. The current change number is, the CHANge Loop count is 0,
) ModeAlso known as Bound 4 mode, dynamic Link aggregation strategy. Allow multiple network card ports to work under the same active aggregate, sharing the same rate and duplex mode. If a peer-to-peer Ethernet switch supports the port aggregation of LACP aggregation mode, it is recommended to use "802.3AD" mode to conf
indicates that fault-tolerance (active-backup) provides redundancy, working in a way that the master is working, meaning that only one NIC works by default. Another piece to do the backup. Bonding can only provide link monitoring, i.e. whether the link from the host to the switch is connected. If only the switch's external l
Vswitch basics: Definition of link Aggregation
Link aggregation technology (also known as Trunking) or bundling technology Bonding) is essentially a logical data path that combines several physical links between two devices, it is called an
Switch Basics: Link Aggregation definition
Link aggregation technology is also known as backbone Technology (trunking) or bundled technology (bonding), its essence is to two devices between several physical link "combination" int
Vswitch basics: aggregation technology in IRF Architecture
IRF technology combines multiple switching devices into a high-performance whole to achieve the highest possible network performance and network availability with minimal overhead. Devices supporting IRF technology have three important features: distributed device management (DDM) and Distributed Link aggregation.DLAAnd distributed elastic routing (
Linux Multi-NIC binding aggregation link-bond technology first, the theoretical partBy bundling multiple Linux network ports into one, you can improve the performance of your network, such as backing up a server that requires you to back up several T data in one night , which can be a serious bottleneck if you use a single gigabit network port. Other applications, such as FTP servers and high-load downloa
Tags: http command sina NAT complete GPO Let Center loadLinux Beginner-Link aggregation for NICNetwork card link aggregation is to connect a number of network cards, when a NIC damage, the network can still run normally, can effectively prevent damage caused by network card loss, but also improve network access speed.T
: Refers to a number of physical ports bundled together to become a logical port to achieve the load sharing of the output/incoming traffic throughput in each member port, the switch determines from which member port the packet is sent to the peer-to-peer switch based on the user-configured port load sharing strategy.1. Bond interface (supports up to two NICs)nmcliconnectionaddtypebondcon-name bond0ifnamebond0modeactive-backupip4172.25.254.231/24# adds an interface to the system, And give him 17
two-layer static aggregation configuration example1.Networking Requirements· Device A and device B are connected via the respective two-layer Ethernet interface GIGABITETHERNET1/0/1~GIGABITETHERNET1/0/3 . · in the the two-layer static link aggregation group is configured on devicea and device B respectively, and the VLAN between the devices and VLAN is interconne
# Create an aggregation group 1 (select one of the following two methods based on the actual situation ).
L static aggregation mode: Create L2 aggregation interface 1
[Switcha] interface bridge-aggregation 1
[SwitchA-Bridge-Aggregation1] Quit
L adopt the dynamic aggregation
BondingOptions Bond1 miimon=100 mode=6Note:(1), Miimon is the link monitoring time interval unit is milliseconds, miimon=100 means, every 100 milliseconds to detect connectivity between the network card and switch, such as the general use of additional links.(2), mode=0 means load Balancing mode, two network cards are working, need to support the switchMode=1 means redundancy, Nic only one job, one problem enable additionalMode=6 means load balancing
Link AggregationThere are port aggregation and port bundling. The English name is porttrunking. The function isVswitchTo achieve load balancing. Avoid link congestion. Through configuration, You can bind two or four ports to forward data on specific ports to prevent packet loss when the forwarding rate of a single link
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