Questions tagged [network-bonding]

Network bonding is a method by which several physical network interfaces (NICs) are bonded or merged together to form a single virtual one which behaves as it were a real one.

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Ubuntu 14.04 - Bonding 2 WIFI cards

I'm trying to bond 2 WIFI cards in Ubuntu 14.04. I've installed ifenslave-2.6, then changed /etc/network/interfaces and added a /etc/wpa_supplicant0.conf and /etc/wpa_supplicant1.conf file as below. ...
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Multiple IP addresses with bonded interfaces

I have a server with two ethernet ports and I have bonded them together with the following config in /etc/network/interfaces: # The loopback network interface auto lo iface lo inet loopback # The ...
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7 votes
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Network bonding isn't working correctly

Hey guys I'm having trouble setting up Ubuntu Bonding, following this guide. My interfaces file looks like this: auto eth0 iface eth0 inet manual bond-master bond0 auto eth1 iface eth1 inet ...
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Why bonding does not improve network speed?

I have the following content in /etc/network/interfaces on one of my server (say server1). On another server (say server2). The content of /etc/network/interfaces is similar. Except that the mac ...
user1424739's user avatar
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How to use eth1 as failsafe system for eth0?

How to configure eth1 to be a failsafe system for eth0. When eth0 is down eth1 goes up, and when eth0 is up eth1 goes down
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Integration multiple internet connections ISPUnity vs Ubuntu Bonding [closed]

I have Ubuntu 13.04 with 2 ethernet cards and a WiFi card. I also have 3 ISP connections. I have to configure linux to use all 3 connections. My main concern is to increase outgoing bandwidth (FTP ...
Roman Podlinov's user avatar
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Error in network definition: bond0: interface 'eno2' is not defined

I get this error when trying to netplan apply. eno2 exists but netplan says it's not defined. network: version: 2 renderer: networkd bonds: bond0: ...
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5 votes
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bonding virtual network interfaces in ubuntu

I have one physical interface(eth0) and two virtual interfaces(eth0:1, eth0:2) , both of virtual interfaces have Public IP addresses. I want to bond these two virtual interfaces into bond0, As you can ...
Arash Mousavi's user avatar
4 votes
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Network Bonding Ethernet and Wifi

I am trying to bond my Ethernet (eth0) and Wifi (wlan0) connection to increase aggregate bandwidth. (They are both on different networks with different bandwidth allocations.) So far I've attempted ...
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Configure bonded 802.3ad network using netplan on Ubuntu 18.04

I am running into some issues configuring netplan on Ubuntu 18.04 server to bond my four hardware ethernet ports named eno1, eno2, eno3, eno4 using the 802.3ad protocol. I've consulted the netplan man ...
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3 votes
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How to connect to two VPNs at the same time?

At my university, I have to connect to the local VPN in order to be able to connect to the Internet, at the same time, I want to connect to another VPN. What should I do?
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3 votes
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Exiting `ifup` when waiting for master bond0 to be ready

I'm working on teaming to NIC using bond-mode 6, although during my restart process for the NIC's (which must be out of order), I ran the command sudo ifup etho0 and received the message Waiting for ...
DogEatDog's user avatar
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How can I use netplan match on macaddress when I then bond the nic?

network: renderer: networkd ethernets: eth0: # usb ethernet 1 match: macaddress: f8:e4:3b:55:72:71 set-name: eth0 dhcp4: no eth1: # builtin match: ...
Tim's user avatar
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Bonded Connection showing no Network Traffic

Using Ubuntu Server 16.04 I've created a bonded connection between eno1 & eno2, to create 'bond0', in 'Round Bobin' configuration When I look at the network traffic stats (using ifstat for ...
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link aggregation: how?

Link aggregation is not working for me to a point of the server not being reachable: what could be the problem, and what are the best practices in this type of a (seemingly fairly common) setup? Dell ...
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Can't disable local addresses on network interfaces

My server: ASRock B450M/ac (RealTek 8111/8168/8411) Ryzen 5 3400G 64GB System Memory Rosewill RC-411v3 (RealTek 8111/8168/8411) My Computer: Ryzen 7 2700X 32GB System Memory MSI X470 Gaming Pro ...
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How to do bonding in ubuntu 12.04 in vmware workstation?

I followed process for bonding which is given on this site: https://help.ubuntu.com/community/UbuntuBonding but output is $ cat /proc/net/bonding/bond0 Ethernet Channel Bonding Driver: v3.7.1 (...
Kothari's user avatar
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2 votes
2 answers
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Netplan bond/bridge MTU setting not being honored on Bionic system

I'm running Netplan on an 18.04 system. I've been able to workout and convert most of my network configuration from my 16.04 systems to Netplan for 18.04, however I've run into an issue now when ...
Andre Goree's user avatar
2 votes
1 answer
4k views

Ubuntu: ethX Interface not bonded after unplugging and plugging its cable back

I am trying to set up fail-back configuration in bonding but I am unable to get around the interface configuration. My interface is as follow: auto bond0 iface bond0 inet static address 192....
Paul Justin's user avatar
2 votes
1 answer
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Change network bonding parameters without reboot

In Ubuntu 18.04 I have the netplan bonding configuration like this: bonds: bond0: interfaces: - eno1 - eno2 parameters: mode: active-backup primary: ...
EM0's user avatar
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Bonding stops working when disconnecting primary interface Ubuntu 18.04

I have tried to set up bonding between two switches that link to one switch that is linked to a camera (10.0.10.10): Camera | | Switch 1 - - - - - - - - | | | A ...
udpcon's user avatar
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2 votes
2 answers
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How do I get bonded NICs to use their real MAC addresses?

I have a bonded interface: bond0 Link encap:Ethernet HWaddr d4:ae:52:ce:32:4e inet addr:172.26.1.210 Bcast:172.26.1.255 Mask:255.255.255.0 inet6 addr: fe80::d6ae:52ff:...
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Bonding two wifi interfaces from command line

I wanted to create in my Ubuntu 16.04 a bond connection on two wifi interfaces ideally just from command line (or script that will start it when needed rather than using the permanent conenction). I ...
peterkey's user avatar
2 votes
1 answer
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Bonding + Bridge : traffic passing through the wrong interface

I'm using Ubuntu server 12.04, on a server with 6 NICs, grouped in 2 bundles : eth0 and eth2 are bundled using bonding mode 1, under interface name bond0 which has IP [network].8 eth1, eth3, eth4 ...
iodbh's user avatar
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1 answer
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22.04 Bonding Confusion

I'm struggling with bonding. I have a Cisco C220 and trying to create a bonding of my 2 of 3 ports (2x 10Gb SFP+ ports, and 1GB Ethernet ports). I have devices pointed to each of their IP addresses ...
SolarCzar's user avatar
2 votes
0 answers
2k views

Ubuntu 18.04 bonding up and working but no internet access (network/interfaces)

Bonding is working but no internet access. Hope I have given all the necessary details. **kalidoss@kalidoss:~$ cat /etc/network/interfaces # interfaces(5) file used by ifup(8) and ifdown(8) #auto ...
Purushothaman's user avatar
2 votes
0 answers
740 views

NIC Bonding Issue

I'm still new to the Linux world but the reason why I have built my PC is to learn it - so please bear this in mind as I may be doing something obvious wrong. A brief outline of my setup so you can ...
Crusading Ghoul's user avatar
2 votes
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680 views

ubuntu bonding , how to auto switch to primary slave when available

https://www.unixmen.com/linux-basics-create-network-bonding-on-ubuntu-14-10/ I have configured the bonding with mode 1 :bond-mode active-backup. ln@ubuntu:~$ cat /etc/network/interfaces # ...
lin's user avatar
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540 views

bond two wifi interfaces with dhcp

I want to round-robin (mode 0) two wifi interfaces to increase overall bandwidth. I've tried using the command line or using network manager. With the command line using the following /etc/network/...
Joe's user avatar
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2 votes
1 answer
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Losing IPv6 route or connectivity on bonded interface 16.04LTS

Good afternoon, all. Running 16.04LTS on a SuperMicro X7DBN motherboard. I have two possibly related problems that I will describe separately. First, I seem to be losing IPv6 connectivity 5-10 ...
Phil's user avatar
  • 21
2 votes
1 answer
6k views

NIC bonding mode 6 (balance-alb) only uses one NIC

OS: Ubuntu 12.04LTS bonding is in /etc/modules for automatic loading at boot The bonding configuration works in bond-mode 0 but not bond-mode 6 -- When the system boots bond0 comes up with only ...
arcyqwerty's user avatar
2 votes
0 answers
57 views

How to configure eth1 to be a failsafe for eth0? [duplicate]

I need to configure eth1 to be a failsafe interface for eth0. When eth0 is down eth1 goes up and when eth0 is up eth1 goes down. I need to do this from /etc/network/interfaces.
Alex's user avatar
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2 answers
33k views

Bonding / Ubuntu 20.04

I recently installed Ubuntu 20.04 on a VM with 2 ethernet ports. I'm trying to bond those 2 ethernet ports, but I can't find the right way. For example, someone says without netplan, others with ...
Norman Fricker's user avatar
1 vote
2 answers
3k views

Ubuntu 19.04 bonding ethernet and wireless interface

I know this is not a new question and it has been asked many times before. But, I could not find any documentation on how to do it on Ubuntu 19.04. As any ordinary notebook computer I have a notebook ...
FedKad's user avatar
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1 vote
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Can Ubuntu use multiple devices for downloading?

Let me give an example: I have one laptop, it is connected to 3 different networks all with access to internet. One device uses eth0, another uses wlan0 and a third one uses wlan1. Does Ubuntu knows ...
Ba7a7chy's user avatar
  • 539
1 vote
2 answers
11k views

Channel bonding modes

I wanted to know where is the documentation of channel bonding implementation in Ubuntu because the bonding modes are described differently on the internet I have Ubuntu Server 10.0.4 LTS and it's ...
loo3y35's user avatar
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1 vote
1 answer
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Netplan - configuring 2 vlan on same bonding

On my Ubuntu servers (16.04) I used to create a bonding between 2 interfaces and set 2 adresses on it from 2 different vlan. I can't manage to create the same configuration with Netplan for my new ...
Ludw's user avatar
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Bonding TUN interfaces

I am trying to do VPN tunnels bonding as explained by Simon Mott - VPN bonding. But after doing the steps, and when I tried to start the bonding I got the same error message as in https://...
ItsMe's user avatar
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1 vote
1 answer
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Ubuntu 12.04 using VLANS on Bond0

I have tried and read just about every article on how to setup VLANs with Bonds, however, I can not seem to get it working. I am running: Ubuntu 12.04.4 LTS on a IBM x3650M4 with 2 INTEL 10GB NICS. ...
brunetpi's user avatar
1 vote
1 answer
673 views

Where is my bonded network config hiding?

Ubuntu 18.04.4 LTS About 18 months ago I successfully bonded/teamed my two network adapters together, and I have no recollection of how I did it. I wanted to make some configuration changes to it ...
Peter's user avatar
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1 answer
891 views

Difference between ifconfig and ifquery output

Is there a way of cleaning up the ifquery state so that it reflects the underlying devices? Rather than just the descriptors that are used to maintain the locks? $ ifquery --state bond0.100=bond0.100 ...
Luke Exton's user avatar
1 vote
2 answers
2k views

Forward packets from bonded LAN interface to WAN

I am not able to route packets between the lan side of my ubuntu server and the wan side. I'm looking for some assistance. I have 5 ethernet ports on my server - 1 onboard (eth0, used for wan) and 4 ...
Simply8219's user avatar
1 vote
1 answer
5k views

Setting dns-nameservers on a Bonded Network Connection

We have a server running Ubuntu 12.04 Server. There are two network interfaces on this server (eth0 and eth1), which we've bonded as bond0. DNS is not working currently.. if I ping google.com I get ...
BT643's user avatar
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1 vote
0 answers
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What is the best way to have failover connection for OpenVPN client

I am going to make failover connection for OpenVPN client. What will be the best way to achieve it? I have two ethernet interfaces. I connect eth0 to LAN (with DHCP), and eth1 to GSM router (with ...
hooboe's user avatar
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1 vote
0 answers
716 views

NIC Teaming in Ubuntu 20.04 LTS

I'm naive to Linux flavours (like Ubuntu, Centos, etc). I've been googling on how to setup NIC teaming in Ubuntu 20.04 LTS, reading mostly using /etc/network/interfaces. But, I couldn't find '...
PavK's user avatar
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0 answers
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Active-backup bonding in netplan using cellural modem

I try to set up active-backup bonding in netplan with a modem (ppp0) as a backup. Ppp0 interface works correctly on its own and was created using network manager in line with the guide on official ...
Starid's user avatar
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1 vote
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Unable to ping the gateway in ubuntu 20.04 bond mode

I have ten servers, it has 2 INTEL 10GB network cards (dual port) Under UBUNTU 20.04, use bond6 mode to bond 2 network cards in a group; The server often fails to connect during the test When the ...
li li's user avatar
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1 vote
0 answers
866 views

Ubuntu 20.04.2....Bonded NICs as TRUNK interface...assign IP from a specific VLAN to the bonded NICs?

I am attempting to setup BONDED NICs (2x 10G). We have 6 total NICs, 4x 1G and 2x 10G, do not plan to use the 1G connections at this time. Looks like I have the NICs bonded (no errors in networkctl ...
DMel's user avatar
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1 vote
0 answers
215 views

ubuntu 18.04 how to install over a bonded interface

Is it possible to install ubuntu server over a bonded interface. Trying to see if i can pass bond information as boot params and configure bonding ? Any example would be greatly appreciated .
Mahesh's user avatar
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1 vote
1 answer
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Ubuntu 20.04 KVM, netplan with bonding, vlan and bridges

I am preparing migration of an UBUNTU 16.04.7 server with 5 NIC's to 20.04. My testing server has 4 NIC's: 2 onboard and 2 as Intel Pro NIC. Configured in 00-installer-config.yaml. The first NIC is ...
HeuvelTop's user avatar