infiniband nic

Tags: Bond team NmctlBind multiple network cards with BINDBecause of the availability of the server on the requirements are relatively high, for each function will have a redundant design, such as disk, power, network card, and even the server itself, and so on, today try to do a network card binding implementation of network card redundancy.The implementation of the NIC bindings looks somewhat like a hard disk implementing a logical volume, and is ac

Windows Server 2012 supports up to 32 network cards in a "dual live" mode, which increases throughput by 32 times times.Group mode:switch-independent (Switch independent):This is the default when configured, this mode does not require the switch to participate in the combination configuration, because the switch in standalone mode does not know that the NIC is a part of the host,the NIC in the teaming group

This problem is often encountered. The old network card is broken and a new network card is changed. When you set the previous ip address, the pop-up always conflicts with the existing ip address. Although it does not affect usage, it affects mood. I found a solution post on the Internet and used 2nd methods to solve the problem. So make a note to facilitate future callsThe following is a post:The old Nic of the machine conflicted. the problem that th

Editor's note: In the network system, although the network card is small, it is not enough if it is missing. These two articles talk about The Troubles caused by network cards. I would also like to remind you that if there is a problem with the network, you should not only consider the switch or something. Maybe your bad network card is secretly enjoying it.Attackers cannot access the Internet. In the usual network management work, many network faults occur, and of course many network card fault

In Windows 7, how to adjust the NIC priority click Start> set> control panel, double-click Network and sharing center, and then click manage Nic settings on the left ", press Alt in the "Network Connection" folder to display the menu. Select "advanced"> "Advanced Settings", and select the corresponding network adapter under "connection in the order accessed by network services, click the up or down button o

After CentOS6.3 is installed as a server, the NIC cannot be loaded or cannot be connected to the NIC at startup. 1. after CentOS6.3 logs on to CentOS6.3 using text, the ifconfig command finds that only one local loopback Nic can be found, etho cannot be found, so www.2cto is used. comifupeth0.0... After CentOS6.3 is installed as a server, the

[Group chart] dual Nic binding, real m speed! Step by step teach you how to bind and use !! Preparations:Material: m Nic two (any brand), Nic express performanise4.0 (can be downloaded in http://www.ah8888.com), one switch with trunk (smart switch generally with this function)System Support: Windows9X, me, 20

Change the NIC name after cloning CentOS from vmware I. Causes of obsessive-compulsive disorder 2. Configure the eth1 Nic properly 3. Change the NIC name eth1 to eth0 -------------------------------------- I. Causes of obsessive-compulsive disorder When cloning a VM using VMware workstation, the NIC name is always cha

Linux VMware cannot start eth0 Nic After cloning, vmwareeth0 Reference: In VMware LINUX, the following error occurs: Device eth0 does not seem to be present, delaying initialization. Solution: VMWare clones and copies eth0 be present and cannot find solution vmware clone NicNo eth0 Nic information is displayed when ifconfig is used in LINUX in VMware!When the cloned virtual machine is used, the eth0

Obtain the network interface device [Nic device] To capture network packets, you must first obtain the network interface device of your computer, which is also called the NIC device. the jpcap package provides us with this [static method]: jpcapcaptor. getdevicelist () is a list of Network Interface Devices, networkinterface class, and network interface class. It encapsulates the corresponding network port

Linux dual NIC bindings Linux dual NIC BindingsCommon modes for dual NIC bindings:Mode1:active-backup mode, which is the main standby mode.Mode0:round-broin mode, load Balancing mode (requires switch configuration aggregation port Cisco called Port Channel)Steps:1. Create the BOND0 boot profile:2: Edit NIC configuratio

$name |grep-qrunning;then echo "To modify virtual machine NIC data, you need to shut down the virtual machine" virsh destroy $namefimountpoint = "/media/virtimage" [!-d $mountpoint]mkdir $mountpointecho "Please later ..." ifmount|grep-q "$mountpoint" ;then umount $mountpointfiguestmount -d $name -i$ mountpointread-p "Please enter the name of the network adapter that needs to be modified:" devread-p "Please enter the IP address:" addr# determine if

Use the route command to resolve the following steps:1) determine the network segment of your intranet, if there are more than one listed, for example: 192.168.1.0/24,10.20.0.0/16, etc.2) Determine your intranet network card gateway IP, through NETSTAT-RT can see, for example: Here the first NIC En0 is the wireless network card, The gateway IP is 10.99.1.1, the second NIC EN4 is the wired network card, the

Tangxiang Daily-March 16, 2017:How to add multiple IP addresses to a NIC in Linux network configurationThere are two common ways that Linux systems configure VIPs for network cards: alias IP, and secondary IP=======================================Aliases IP (alias IP)The IP alias is created and maintained by the Ifconfig command of the Linux system, and the alias IP is the second and higher IP that is bound on the

This procedure to solve the CentOS system in some cases, the network card frequently failure caused by the Internet and restart can be normal after the internet phenomenon.This program automatically obtains the gateway address of the ETH0 network card, pings the gateway every 5 minutes, and restarts the NIC command according to the feedback results.After the detection is complete, the test results are displayed on the screen and the logs are saved in

hwaddr=, in which AA:BB:CC:DD:EE: The hardware address of the Ethernet device in the form of FF. On a machine with multiple network card devices, this field is very useful and ensures that the device interface is assigned the correct device name, regardless of the load order in which each NIC module is configured. This field cannot be used with MACADDR. Macaddr=, where the hardware address of the Ethernet device is in the form of AA:BB:CC:DD:EE:F

1) NIC driver mismatch may cause the Linux server network to be intermittent2) go to the official website to download the driver , detected the native network card type is Realtek Semiconductor Co., Ltd. rtl8111/8168b PCI Express Gigabit Ethernet, detection method reference HTTP ://my.oschina.net/u/555061/blog/4872393) to the official website download driver, generally download down is about 10k4) View the Read Me fileThat is, the first step to extrac

1. Manually configure the static NIC address does not take effect2. The NIC name becomes ETH1[email protected] network-scripts]# ls |grep ifcfgIfcfg-eth0Ifcfg-lo[Email protected] network-scripts]# ifconfigeth1 Link encap:ethernet HWaddr 00:0c:29:3a:8b:02inet addr:192.168.1.134 bcast:192.168.1.255 mask:255.255.255.0Inet6 ADDR:FE80::20C:29FF:FE3A:8B02/64 Scope:linkUp broadcast RUNNING multicast mtu:1500 metri

:# ifconfig Bond0 up # echo +eth0 >/sys/class/net/bond0/bonding/slaves Release Slave (eth0) from Bond (BOND0):# Echo-eth0 >/sys/class/net/bond0/bonding/slaves #echo-eth1 >/sys/class/net/bond0/bonding/slavesWhen the interface is subordinate to a Bond, the Sysfs file system creates a symbolic link between the two. In this case, the user can see /sys/class/net/bond0/slave_eth0 pointing to /sys/class/net/eth0, and /sys/class/net/eth0/ Master points to /sys/class/net/bond0. Network c

Overview:There are currently seven types of NIC bindings mode (0~6) bond0, Bond1, Bond2, Bond3, Bond4, Bond5, Bond6There are three kinds of commonly used:Mode=0: Balanced load mode with automatic redundancy, but requires "Switch" support and settings.Mode=1: Automatic redundancy mode, where one line is disconnected, other lines will be automatically redundant.MODE=6: Balanced load mode with automatic redundancy without "Switch" support and settings.De