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4
votes
1answer
122 views

Why does my firewall (iptables) interfere in my bridge (brctl)?

I set up a bridge br0 "attached" to two interfaces: eth0, my physical interface connected to the real LAN, vnet0, a KVM virtual interface (connected to a Windows VM). And I have this single ...
4
votes
1answer
652 views

Fedora 18 guest in VirtualBox 4.2: How to assign static IPv4 address to guest regardless of active ethernet interface on host

I have a Ubuntu 13.04 host running VirtualBox 4.2.12. This host has both a wired and a wireless network interface, but only one of which would usually be active at any given time. For example, at home ...
3
votes
1answer
374 views

How to send data from serial port over wifi?

I have microcontroller device which reads data from sensors and sends it via Serial to USB converter (ftdi232 cable). This Serial to USB converter is connected to ARMv7 mini-computer - CuBox with ...
3
votes
1answer
251 views

How to setup wireless AP with two wifi cards and ethernet as WAN on debian?

I'm trying to build wireless AP with 2 Atheros cards (AR5413 / AR5414 both), and one ethernet card to act as WAN. I am also having doubts if I should use ath5k or madwifi drivers. I've tried both ...
3
votes
1answer
1k views

Networking and Samba from a quest OS running on qemu

I'm trying to test some software on a big endian system to ensure compatibility. My plan is to use qemu on Ubuntu 12.04 to emulate a MIPS system. So far I've been able to create the quest system ...
1
vote
1answer
126 views

Arch Linux Ethernet to WiFi bridge

I want to use a Raspberry Pi running Arch Linux to extend my WiFi network. My situation is that I have a spare WiFi router that I want to use to expand my WiFi reception range as well as give me a few ...
1
vote
1answer
49 views

Using a laptop as a bridge between Internet and LAN for SSH connections.

We have a lan and a server running HPUX that isn't connected to the Internet. I have a server and a laptop on the same network. When I plug in the laptop via ethernet cable, its Internet connection ...
1
vote
1answer
35 views

Creating a virtual interface to always access a DHCPed interface with the same ip

I have an interface that on connect always gets a new IP. So I want to create a virtual interface with a static IP that "relays" everything over the physical interface. This would be useful to bind ...
1
vote
1answer
115 views

brctl Not working fine with bridging eth0 and at0

I made an access point with airbase-ng and its at0 I tried to bridge my eth0 and at0 by brctl addbr demo brctl addif demo eth0 brctl addif demo at0 brctl demo up dhclient3 demo & already removed ...
1
vote
1answer
1k views

Bridge interfaces with Vlan on Linux based access point

I have a Linux based wireless access point. It has eth0 interface for ethernet, ath0 for wireless and br-wan as a bridge between the two. bridge name bridge id STP enabled ...
0
votes
1answer
45 views

Secondary bridge only working at random in debian wheezy

We are currently migrating from vmware server to kvm. So far everything works smooth, with the exception of the secondary bridge. Our network layout is as follows: Firewall with 3 ports eth0 Public ...
0
votes
1answer
423 views

Configuring bridge network in kvm (debian wheezy 7.2)

I am desperately trying to run untangle 10 as a guest in kvm. My host system is debian 7.2 My problem is that I am unable to configure bridges/(virtual)NICS which are successfully identified by ...
3
votes
0answers
115 views

To what extent does LXC manage configuring the network interface in a container?

In the LXC config file we can specify an IP address for a container: lxc.network.type=veth lxc.network.link=br0 lxc.network.ipv4 = 10.1.0.35/16 lxc.network.flags=up lxc.network.hwaddr= ...
2
votes
0answers
60 views

Multiple virtual interfaces all bridged to eth0

I'm following this tutorial for setting up bridged a bridged Ethernet interface using uml-utilities and bridge-utils and it works for 2 interfaces but no more than 2. What I'm trying to achieve is ...
1
vote
0answers
22 views

Problem with getting bridge to work when set up with a script

I'm trying to set up a bridge, essentially turning my machine into a switch. I'm running a dhcp server on the same machine with INTERFACES='br0' as the interface setting. /etc/network/interfaces ...
1
vote
0answers
370 views

iptables and physdev match confusion

I'd like to be able to prevent a network bridge from generating certain types of traffic from some of its interfaces. If I understand iptables correctly, packets generate by a device appear on the ...
1
vote
0answers
333 views

OpenWRT configuration when router is in bridged mode

I am planning on putting my Zyxel ADSL modem in bridged mode and use an OpenWRT router instead as the exit point from my local network. So, what protocol must have the Wan interface if the router is ...
1
vote
0answers
72 views

How to associate a seperate station to a Wifi AP

My Linux machine (A) is connected with some Wifi AP over my wireless device (wlan0). I want to give some other Linux machine (B), which is connected to me by ethernet (eth0), access to this network. I ...
1
vote
0answers
149 views

Network in LXC not forwading through a bridge

I've got an LXC container, on the host I've got a bridge between the LXC container and eth0. The LXC container can ping it's Host 10.1.0.5, but can't ping the gateway of 10.1.0.2. The host is able to ...
1
vote
0answers
952 views

Using a bridge, an LXC container can't ping router, but the host OS can

I've got a virtual machine running under virtualbox, and in that virtual machine I've got an LXC container I'm trying to bridge to virtualbox's NAT interface: ------------- ----------- ...
1
vote
0answers
329 views

lxc networking quesion

I have a similar requirement to the OP of this thread. I want the following configuration: -Physical host (PhyHost) reachable from the network at IP 10.1.101.89 -LXC container (LxcHost) ...
1
vote
0answers
349 views

Wlan0 Static Ip bridge

EDIT: Even taking br0 out, still cannot get a static IP connection. I had the following /etc/network/interfaces configuration and it was working auto lo iface lo inet loopback auto eth0 iface etho ...
0
votes
0answers
39 views

How to merge two network interface in one?

I have two network interface on my router: wlan0 and wlan1. First for 2.4Ghz and second for 5Ghz. Also i have Coova-chilli with setting HS_LANIF=wlan0. Therefore captive portal (chilli) work for only ...
0
votes
0answers
65 views

Docker error creating bridge

after installing Docker on a Ubuntu 14.04 minimal system with these commands, apt-get update apt-get install docker.io ln -sf /usr/bin/docker.io /usr/local/bin/docker sed -i '$acomplete -F _docker ...
0
votes
0answers
33 views

Bridging lxc vs virtualbox

Something that is confusing me is the difference between "bridging" with a Virtualbox VM, and an lxc container. When you start a start a VM, the VM creates a bridge ( apparently ) as a user. ...
0
votes
0answers
9 views

Can we add ports to OVS AFTER the VM is created?

I wanted to write up a program where I can create VMs first using libvirt. Initially they would not be added to any network. Then I want them to be attached to an OVS bridge where I can specify the ...
0
votes
0answers
29 views

Bridge-utils installed on ubuntu 13.04 but unable to start the service

I upgraded my laptop Ubuntu 12.04 to 13.04. Before upgraded to Ubuntu 13.04, I installed qemu-kvm, bridge-utils, libvirt-bin & ubuntu-vm-builder. There its worked properly, After upgraded to ...
0
votes
0answers
569 views

Debian bridge doesn't accept IPv6 config

I'm currently trying to configure my bridge in Debian 7. I do have a working config for IPv4: auto eth0 iface eth0 inet manual auto br0 iface br0 inet static address xx.xx.xx.131 netmask ...
0
votes
0answers
161 views

Bridged network on OS X only gets UDP broadcast traffic

I've created a bridged network Mac OS X 10.8.5 using ifconfig and TUNTAP for OS X to bridge my wireless connection, en0, with a virtual interface, tap0, which I can use for guest VMs: $ sudo ...
0
votes
0answers
130 views

Ipv6 bridged network not working on Debian 3.2.46-1

I am on Debian 3.2.46-1 running VMWare with a Windows 7 Pro guest. I'm trying to set up a bridged network through eth0 interface, and give the windows virtual machine a static, external IPv6 address. ...
0
votes
0answers
457 views

eth0 not getting disabled after setting up br0 interface

On debian squeeze, I setup a bridge based on eth0. My /etc/network/interfaces is # The loopback network interface auto lo iface lo inet loopback # The primary network interface #allow-hotplug eth1 ...