Server Fault Stack Exchange
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Questions tagged [bonding]

"bonding" is the Linux-term for link aggregation.

Cisco terminiolgy is "etherchannel", other vendors may talk about "trunking".

The idea is to use several pyhsical lines in the same (sub)network or VLAN and load-balance the traffic across these lines.

To make it work both "ends" need to use the same LB-mode.

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Is there a sensible way of 'teaming' two ADSL connections?

I work in an office complex that has two seperate ADSL connections, which they use to provide two seperate networks (actually both the ADSL routers go into a Cisco managed switch with two VLANs, one for each ADSL connection). Circumstances have…
Tim Long
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Attempts at NIC teaming on Server 2008 R2 with PRO/1000 MT

I have a Dell PowerEdge 1850 server and a gigabit switch that supports nic teaming (and was configured to do so). The server has a total of four Intel PRO/1000 MT ports, which also support teaming. But.. for some reason Intel does not actually have…
Klaus
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Windows 2003 Domain Controller Very Upset about NIC Teaming

I set up BACS (Broadcom Teaming) to team two NIC on a Windows 2003 Active Directory Domain Controller. Networking still works okay, I can ping the gateway etc, but both DNS and Active Directory fail to start with various 40xx errors. The team…
Kyle Brandt
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Change an active slave of Linux network bonding interface without ifenslave command

Linux supports bonding of multiple Ethernet network interfaces for extra reliability or load balancing. Bonding driver used to be configured via ifenslave command, which has been deprecated (superseded by ip command from iproute2 toolkit), so…
Mikhail Kupchik
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Can NetworkManager deactivate connection when all bond slaves lost carrier?

For Ethernet connection, when carrier is lost then NetworkManager sets connection state to 'unavailable': [root@host ~]# ip link set down enp2s0f0 [root@host ~]# journalctl -u NetworkManager --since 20:50 Jun 02 20:54:09 ixmed1…
Lukasz
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port channel delay coming up <> linux config

after our 5k switch reboots, due to many configured vlans, LACP/port channels take some time to come up. seems to be a serial process, and if vlans are at bottom of this list, it takes some time - more than 2 minutes in some cases. our physical…
chimcentral
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How to setup a bonded ethernet connection directly between macOS and Windows Server 2019?

I've been having trouble connecting a macOS 10.13 High Sierra server to a Windows Server 2019 server with a bonded ethernet connection consisting of 3 directly connected ethernet adapters. Windows seems fine, but macOS is giving an error about…
ylluminate
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CentOS 7, KVM, bridge, VLAN, bond and no guest traffic

I'm running into an issue where my KVM guests have no network traffic in- or outgoing. After a lot of hours debugging I'm pretty sure I'm missing something essential. What I have a server with 2 10 Gbit interfaces, bonded in failover. Relevant…
Johan
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Network interface is down then is up with different speed

i have a HP ProLiant server with 4 physical network ports. eth0 and eth1 are bonded together. today we faced a lag in our services, turned out that eth0 was down then up with 1000Mbps speed then went down again and up with 100Mbps speed. why…
BlackCrystal
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site to site openVpn link aggregation with linux

I'm trying to improve access over VPN for a site office to the head office. Will the following increase single file download speed. Provide 2 WAN (NBN) connection at both sites. Dedicate each WAN link to an openVpn tunnel for a total of two seperate…
Mbo42
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Bonding balance-xor (mode 2) using only one network interface

I am using Ubuntu 16.04.6 LTS and bonded 2 network interfaces with the following config: auto eno0 iface eno0 inet manual bond-master bond0 auto eno1 iface eno1 inet manual bond-master bond0 auto bond0 iface bond0 inet static …
skall
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Recommended application and storage server network link over NFS

Background: I have a RHEL6 storage server (lots of HDs) and a RHEL6 Application server (little storage, lots of CPU/memory). They are currently connected to a 1GB Catalyst 2960-X switch. There is also a windows server and 15 client windows…
eng3
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Linux optical 10Gbe networking, how to diagnose performance problems?

I have a small cluster consisting of 3 servers. Each has two 10Gbe SFP+ optical network cards. There are two separate 10Gbe switches. On all servers one NIC is connected to switch 1, second NIC is connected to switch 2 to provide fault…
Mateusz Bartczak
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Bonding on centos only and switch without LAG enabled vs Bonding on centos and swtich with LAG enabled

I am a little confused on Bonding on Centos side and Link aggregation on netgear switch side. Would mean a lot if someone can clear it out. Using switch Netgear XS708E which does not support IEEE 802.3 ad Dynamic Link Aggregation…
guy
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How to assure the same MAC address is used to bond interfaces using anaconda kickstart installer?

I observerd that the bond0 interface I create at install time may randomly use the MAC address of the first or second interface. This is causing problems because it means that the ARP information of the server would not be consistent. I want to…
sorin
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