Questions about configuring and using bridging interfaces

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Bridge/networking/LXD/emby server configuration trouble

It is not exactly clear to me how to google this question, so please forgive me if this is answered before or related to something else answered before. The symptoms: On boot there is no Internet ...
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1answer
30 views

Bridge does not get IP from DHCP server on boot

I have a bridge created on my ubunut 16.04 box. The bridge does not get an IP from my DHCP server on the network on boot. /etc/network/interfaces : # interfaces(5) file used by ifup(8) and ...
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1answer
135 views

14.04 no internet connection when I up the bridge interface (for LXC container)

I have VM Ubuntu 14.04 32bit running in VMware Workstation on Win 10. I'm trying to set up the LXC container having its own IP address so I set the bridge interface in /etc/network/interfaces (tried ...
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8 views

Tool to generate multiple FIB entries on multiple NICs

Lets assume: I have 4 NICs on my Desktop. I have IP_Forwarding enabled. Using any OS: Generally, I have ONE routing table. This is provided in the FIB entries, and is used by all the 4 NICs. Just for ...
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58 views

OpenVPN server setup on 16.04

I'm trying to setup an OpenVPN server on my Raspberry Pi 2, running Ubuntu 16.04. I'm following the official Ubuntu documentation from this page. I've got the basic setup working, and I'm now trying ...
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1answer
857 views

Ubuntu 16.04 LTS How to force all http/https trafic to use proxy?

I'm just switched back to Ubuntu, from Windows. I had a program in windows (Fiddler) wich captured all outgoing traffic and could edit their header to use proxy. Are there any way to force all of my ...
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1answer
35 views

how to bring linux bridge up at booting time?

I am trying to bring up a linux bridge at the time my ubuntu is booting. The bridge is mapped to eth0 interface. Is there any way?
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21 views

Error while creating KVM network interface

I am trying to configure a new network interface in the Virtual Machine Manager for the KVM platform. Creating the network interface fails with following error: I am copying the error also ...
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21 views

Network Stops Working After Several Minutes - Ubuntu Guest on Workstation

I have an Ubuntu 14.04.4 guest OS running in Workstation 10. The network connection is defined as bridged. The issue that I have is that the network stops responding after a while (it can work ...
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2answers
46 views

How to safely reconfigure networking on a hosted server?

I have Ubuntu Xenial installed on a server hosted in a data centre. I have SSH access only - no iLO card. Server has a single ethernet connection. I am setting this up as a KVM hypervisor. For ...
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1answer
70 views

Why using (or not) dedicated bridges with LXD?

Question: Are there specific drawbacks of using a single bridge, as opposed to a dedicated one per container? Details: I have a host which runs a few LXD containers. I initially decided to have one ...
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1answer
18 views

What is the UH flag in routing table

I'm using an Ubuntu machine as a server and it has two network interfaces. One is the 10.10.10.0/ 24 range and the other is 192.168.0.0 /24 range. I was trying to bridge these network interfaces as ...
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1answer
39 views

Xen domu apache

This is a Xen bridge issue. I have a web server guest. When people click on a web page, the apache logs show the IP of the bridge, not the persons IP who clicked on the page. The bridge should be ...
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1answer
17k views

How to set up bridged networking in Xen?

I have 2 domU virtual machines installed on a 11.10 Oneiric Dom0. My internal network is on the 192.168.1 subnet, and when the domU's start, they get ips on the 192.168.122 subnet. I have attempted to ...
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65 views

How can I set device mode via networkd

How can I set mode to device (for example monitor/ap to wlan) via networkd deamon in .link file ??? Because I want to set bridge in .network of wlan device and I can't do it until I set it in ...
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1answer
48 views

How to turn up a linux bridge while booting ubuntu machine?

I want a linux bridge to get installed and turned up while booting an Ubuntu(14.04) machine. The bridge should be attached to eth0 interface. How can I do so?
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4answers
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No internet connectivity in virtual-box with both Host and Virtual OS being 12.04

I have Precise 12.04 installed as the host OS. In VirtualBox,I also have installed 12.04. I am not able to connect the Virtual 12.04 to the host internet. I have tried selecting all the available ...
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1answer
77 views

Wireless Internet Ubuntu 15.10

I'm a legit beginner with Ubuntu as I've had Windows OS all my life, so bare with me. I got a PC with a wireless network adapter called: ASUS PCE-AC68 After entering the command lspci -knn | grep ...
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19 views

Connecting to wifi via a bridged router

I am new to using Ubuntu and am trying to set up a wireless connect to my home network. A little background info: I am using an older desktop with no wifi card. To get online, I have TP-Link ...
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1answer
128 views

MaaS server with local kvm - How to bridge to dhcp interface

I have a MaaS server, it has two network interfaces. One external eth0, and one for the internal network eth1(Nodes network). eth1 is where the DNS and dhcp server managed interface. I want a mix of ...
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1answer
601 views

VirtualBox Ubuntu 14.04 - Bridge adapter not working

I'm having some troubles setting up my network connection using the Bridged Adapter configuration. I'm just starting with Linux and even if I was going through different forum discussions on the web, ...
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1answer
106 views

Network bridge, 'Waiting for network configuration', Ubuntu 14.04

I'm trying to setup a network bridge in Ubuntu between my ethernet card and a usb-ethernet adapter. When I boot Ubuntu from a USB flash (a real install with GRUB, not Ubuntu-Live) I get the line ...
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144 views

ubuntu 14.04 bridge + bonding (lacp mode)

I am trying to setup a bridged bonded interface and I cannot get it to work. I am able to ping google public server (8.8.8.8) yet I cannot access the internet with firefox. This is weird to me because ...
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50 views

Can I share file on adhoc network?

I've installed vsftpd and samba after that I created an adhoc connectivity on the Ubuntu. Then i got 10.42.0.1 as the host IP. I connect my mac to the Ubuntu adhoc. And when I open ftp://10.42.0.1 ...
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1answer
49 views

OpenVPN missing bridge.ko

Installing OpenVPN on a new server following these instructions. I have gotten this working a couple times before but this time I get stuck getting the bridge driver to load. Once the interface file ...
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47 views

Unable to create hotspot in ubuntu 14.04 using bridge mode

sample diagram: Internet ---> ADSL Router ---> (eth0)+----(Ubuntu 14.04 machine)----+(wlan0 :- WIFI-HOTSPOT) ----->| | |----> +(wireless interface of mobile1)---------(mobile1)----------| | |(wlan0 ...
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Possible to let network-manager indicator display status of bridged network?

For my VM, I set up bridged networking by modifying /etc/networks/interface as below: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback auto eno1 iface eno1 inet ...
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33 views

Virtualbox and bridge interfaces

I've been playing a little with KVM and the need to configure the bridge and tap interfaces to give access to my VMs. Now with virtualbox I don't understand why I don't see any interfaces (bridge/tap) ...
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27 views

LXC Application container networking ubuntu

My host system is behind a proxy which doesn't allow ICMP. Host has a static ip say 192.168.28.68 what should be the bridge ip configuration for the container? brctl bridge vanishes on reboot, kindly ...
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1answer
135 views

OVS - Open vSwitch

I installed OVS and added WLAN0 interface in vSwitch. Its work fine but after reboot PC, linux cannot find WLAN0 interface and cannot connect to access point. Ifconfig cannot show WLAN0. I think ...
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13 views

How do I fix this bridging of adapters in 14.04 for MAAS deployment?

I need some help with having the network interfaces work as intended. Interestingly enough these steps were taken from Multi Install The adapter names vary some... # This file describes the network ...
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1answer
152 views

Port forwarding between bridged interfaces

So I have a bunch of bridge interfaces bound with my main ethernet device (em1, blame HP). These serve various LXC containers I have running on my server and easily allows me to access them from other ...
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233 views

VirtualBox bridged network adapater not working

VirtualBox version: 4.3.34 r104062 I have problems setting up bridged mode in VirtualBox. The host OS is Ubuntu 14.04 and the guest is Kali Linux 2.0. Setting the network adapter to NAT works ...
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1answer
299 views

Link aggregation on a LXC bridge

I'm working on a server with a number of various interfaces (eth0-3) and I currently just use one for both host traffic and another for my LXC bridges traffic. Since I have a few spare ports just ...
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70 views

Got trouble with Reverse Tether

I was trying reverse tethering in ubuntu 14.04 as describe below: On Linux Computer, setup a bridge: #usb0 is the new network interface #eth0 is the main interface connected to internet (or a ...
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3answers
5k views

IPv6 does not work over bridge

I installed Ubuntu 14.04 server a week ago. I use it as a virtual machine host (tasksel installed). meaning am running it with kvm + libvirt. I have set up the same bridge I had in 13.10. auto p4p1 ...
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71 views

How to use bondend NIC (LAG) with MaaS

I am trying to understand if there is a way to bond NIC's inside the MAAS interface for the system setup.
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4answers
2k views

Switching Juju lxc bridge

I've set up Juju running in LXC, and I'm attempting to expose it to the internal network. I'm generally following this question to point lxc to my existing bridge (eth-br0). I've edited ...
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1answer
39 views

KVM Bridged network not working for 2 guests

I have a bridged network setup and working, following the guides https://help.ubuntu.com/community/KVM/Installation and https://help.ubuntu.com/community/KVM/Networking My setup is similar to ...
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2answers
2k views

How to bridge a wireless interface with another wireless interface (both on the same computer)?

Ubuntu 14.04 Basically I am trying to accomplish the following setup - wireless internet ---> wlan0 of Ubuntu computer "bridged to" wlan1 of same Ubuntu computer ---> device with wifi The reason ...
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1answer
25 views

How to use Ubuntu for load sharing with multiple NICs

This situation is currently theoretical (but may become very real very soon if there is a good solution). I have a server running Ubuntu Server that has 5 NICs (1 onboard, 4 expansion cards). I have ...
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43 views

portable wifi device issue

i need some help with device " DG-WN3300N from DIGISOL " , with this device i am unable to share my ethernet internet , any idea /guidelines what i have to do to share my usb ethernet network via ...
0
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1answer
38 views

Why doesn't wlan0 get added to the Ethernet bridge at boot?

I've got a headless Ubuntu box that I'm using as a router+switch+WAP. It's got two Ethernet ports and a Wi-Fi card. eth0 goes upstream (it's connected to a modem, which is connected to a wall jack); ...
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203 views

Creating an ethernet bridge between a windows 7 laptop and an offline Ubuntu PC

I have been trying to get internet to my Ubunutu PC to download packages I've been needing for awhile. I tried with an edimax usb wifi antenna, but the install cd required several packages for me to ...
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1answer
195 views

Virbr0 in virt-manager is deleted

I installed virt-manager on ubuntu 14.0.4 and installed a VM with linux ubuntu trusty. But unfortunately i deleted Virbr0. Now the machine wont work, and ifconfig on host machine does not list virbr0 ...
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0answers
95 views

How to configure in hamachi forwarding between ham0 and eth0?

I have 2 computers with Windows and Ubuntu. Hamachi is on both of them. From windows i can ping ubuntu computer using hamachi ip, but from Ubuntu i can't. I tried to configure forwarding between ham0 ...
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usb0 networking route randomly disappearing on 14.04 PC, connected to Beaglebone w/ Ubuntu-armhf

Let me rephrase that: seemingly randomly. So I have a PC and a Beaglebone Black. The PC is running Ubuntu 14.04 and the Beaglebone Ubuntu-armhf. With the help of the following (well structured, I ...
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0answers
39 views

Replicate Network Interfaces with Network Manager

I would like to replicate this segment from my /etc/network/interfaces Xen installation with the Network Manager GUI and NOT bridge-utils: auto lo iface lo inet loopback auto eth0 ...
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0answers
31 views

Firefox will not open with Open VSwitch Installed

I am following along with the Xen installation files from Ubuntu: https://help.ubuntu.com/community/Xen When I try to set up Open VSwitch, I noticed I permanently lose the ability to open Firefox ...
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2answers
8k views

Bridging: Loosing WLAN network connection with 4addr on option - Why?

Question: For use with my Xen VM, I need to create a virtual network interface (vif) that is bridged to wlan0. If in /etc/network/interfaces I add auto xenbr0 iface xenbr0 inet dhcp And ...