0
votes
0answers
91 views

No IPv6 traffic in bridge mode

Hello happy people o/~ yesterday I had the audacity to reboot a remote Linux server. This Ubuntu 64, 12.04 installation went from kernel 3.11.0-19-generic to 3.13.0-32-generic and also from being ...
2
votes
0answers
26 views

cant connect to internet in ubuntu using bridge adapter [migrated]

My host OS is windows XP(SP3), guest OS is Ubuntu 14.04, and virtualBox is 4.3 I want XP and Ubuntu to talk to each other, so I choose to use bridge adapter network. XP: Windows IP Configuration ...
0
votes
0answers
13 views

WP forwarding remote discrete servers?

I need some help with a really odd server configuration: I have a server which is wired (eth0) and it will be serving a series of WP web pages. From this web page, using a forwarding product, I ...
0
votes
0answers
470 views

Failing to setup OpenVPN Client (tap) on Ubuntu 14.04 - Viscosity works with same Server

I'm kind of desperate for help here... So I'm trying to setup a Client Machine to make a VPN Connection accessible to my whole local network. When I connect directly from a Computer in the local ...
0
votes
1answer
42 views

LXC not respecting netmask on Ubuntu 14

I have a LXC machine configured with bridging so that it has its own public IP address and is accessible over the internet. Even though it's working, the netmask address set in the VMs ...
2
votes
1answer
266 views

Ubuntu/KVM Bridge Interface IP Assignment

I have a Ubuntu 12.04 LTS machine running KVM/libvirt. It has two physical ethernet interfaces. I have dedicated eth0 as the primary interface and configured bridging on eth1 for my VMs. The KVM host ...
1
vote
1answer
66 views

bridging multiple openvpn networks

Is it possible two bridge multiple openvpn networks like following - root | ---------------------------------- S1 C1 C2 ...
1
vote
1answer
621 views

ARP response is not present on the other port of linux bridge based on ubuntu 13.10

I recently build linux based bridge for packet monitoring purpose, but there is BIG problem. the environment is, overall env. target of monitoring is VMs on vSphere. two vSwitches are configured ...
0
votes
1answer
374 views

LXC container can only access host via bridge

I have an LXC container with i686 Ubuntu 12.04 running on a x86_64 Ubuntu 12.04 host. I've set up a bridge using instructions here. However the ping from the container only goes through to the host ...
1
vote
1answer
618 views

How to setup IP alias on bridged interface in Ubuntu

How do I setup an IP alias on a bridge (br0) device on Ubuntu ? If I wait for br0 to come up and then do /sbin/ifconfig br0:0 192.168.10.1 netmask 255.255.255.0 then it works fine. If however ...
0
votes
0answers
69 views

openvpn bridged mode: interface config with loopback

I'm currently running an openvpn server using routed mode (ubuntu 12.04) Because I have written a network application that uses broadcast, I think I have no choice but to go to bridged mode. However, ...
2
votes
0answers
328 views

Networking with lxc containers with local dhcp and external ipv6 double bridge problems

I want to use both ipv6 externally on all my containers, and ipv4 external only on the hosts. I am using Ubuntu 12.04 64bit. For ipv4 on the container I use the DHCP that came with the lxc ...
0
votes
1answer
92 views

Ubuntu 12.04: KVM and assigning public IPs to VMs

I'm setting up an environment where I have a VM host running behind a NAT firewall and plan to install VMs with public IPs so that they can be directly accessed over the internet like in the following ...
0
votes
2answers
1k views

IPv6: ADDRCONF(NETDEV_UP): eth2: link is not ready & IPv6: ADDRCONF(NETDEV_UP): xenbr2: link is not ready on Ubuntu Server - Xen bridge

Hi all, I am having some problems getting a Xen bridge up in Ubuntu precise with Xen. I created a first bridge on eth1 with no problems, but the exact same process for eth2 yields the following ...
0
votes
1answer
177 views

DHCP server on bridged connection

I want to put DHCP server on Ubuntu server to listen on 10.0.0.1 (internal network). I also need to configure OpenVPN server on Ubuntu server (DHCP is going to lease addresses to OpenVPN clients), ...
2
votes
2answers
122 views

Bridged network connection not working on Ubuntu VM

I am in a corporate environment and there is 802.1x authentication set up which is using my windows credentials + domain to authenticate. Setting up that information for my connection in the VM only ...
0
votes
1answer
189 views

Can I bridge between two different networks?

I have a VirtualBox VM which has: eth0: 10.0.2.15/24 default-gateway: 10.0.2.2/24 Within that VM I have 2 LXC containers (i.e. two other virtual machines) VM1 - eth0: 10.50.50.50/16 (connects to ...
1
vote
0answers
181 views

OpenVPN: Run 'bridge-start' on boot before starting openvpn service (Ubuntu)

I've got OpenVPN working properly on my server, using bridge-start and bridge-stop scripts to create and remove network bridge, respectively. How do I set these scripts up to run bridge-start at boot ...
1
vote
2answers
234 views

Ubuntu Server 12.10: set up network bridge in the initramfs pre-boot environment

In this scenario, I have a machine that boots its root volume off of iSCSI, and it only has a single network interface. If network configuration is done the normal way, then taking the interface down ...
3
votes
1answer
408 views

Assign public and private IP addresses for a KVM guest

I would like to create a KVM guest with two different IPs, like one public IP and another private IP for the same KVM guest. My host is 210.x.x.x. Series and Guest are also configured with the ...
0
votes
2answers
235 views

Ubuntu with KVM guest VM and broken bridges

I have an Ubuntu box with a KVM guest VM running. They use bridging so the guest VM attaches to the physical network of its host. The guest VM has 2 NICs in 2 different bridges. First NIC of the VM ...
0
votes
2answers
263 views

how to setup a bridge for vpn in a second eth interface acting as a router?

I'm trying to create a bridge in order to setup an openvpn server in an ubuntu box, which acts as a router for a local network on eth2, but without success. This is my last conf, but every time I ...
1
vote
2answers
4k views

How to bridge a range of public IPs to KVM virtual machines on Debian/Ubuntu

I've been trying for weeks to figure out the right network configurtion for sharing a range of public IPs with KVM virtual machines running on my server, but so far with little luck and with the help ...
1
vote
1answer
1k views

Routing Traffic on Ubuntu to give Raspberry PI Internet Access [closed]

I'm hoping someone can point me in the right direction for setting up my Linux (Ubuntu 12.04) box to route traffic from eth0 to wlan0. I'll try and explain the problem I am trying to solve: I ...
3
votes
1answer
644 views

Can I set up two NICs bridged together and still SSH into the bridging machine?

I have a ubuntu box setup with two NICs. I can bridge them together just fine, but I haven't been able to setup a way to SSH into the box once the connections are bridged together. Here's my ...
0
votes
1answer
145 views

setting up bridged adapter for VPN server

I have an Ubuntu linux Linode server that I am trying to install OpenVPN on. I'm following the tutorials (which, it turns out, are quite incomplete). auto br0 iface br0 inet static address ...
4
votes
2answers
5k views

How do I put a bridge on top of a bonded interface?

I'm setting up a Ubuntu Server 11.10 box with multiple Ethernet interfaces that are bonded for redundancy. I'm planning to use it as a KVM host, so I'll need a network bridge. To accomplish this, I ...
0
votes
1answer
805 views

Add Two Bridged Interfaces on Ubuntu for KVM

I have ran the following; sudo /usr/sbin/brctl addbr br0 sudo /usr/sbin/brctl addif br0 eth0 And added the following to /etc/network/interfaces; auto br0 # for XPProxx86 KVM iface br0 inet dhcp ...
2
votes
1answer
336 views

Can ufw on a kvm host restrict traffic to guests?

I've set up a number of guests running on kvm on Ubuntu. Network access for the guests is via network bridge with br0 sitting on top of eth0. I have ufw running on the host machine and this is ...
0
votes
1answer
452 views

network bridge+nat on ubuntu maverick

I've got three ubuntu maverick machines and an access point. I want to be able to set up the following scenario: The setup is as follows: 192.168.0.1 is an access point 192.168.0.2 is a wireless ...
0
votes
3answers
251 views

Connecting two computer on different sub-nets

I have a site with wireless (192.168.0.0) and a wired network (192.168.1.0). Each network has its own DHCP server and other such infrastucture. There is an Ubuntu Linux machine that has a connection ...
0
votes
2answers
719 views

how does openvpn decide which interface to get IP addrs from

Using ubuntu 10.04 on both ends. We have a client and server machine on the SAME network attempting to make a vpn connection. We use the config files from here and made minimal changes. The server ...
2
votes
1answer
551 views

Configure iptables with a bridge and static IPs

I have my server set up with several public IP addresses, with a network configuration as follows (with example IPs): eth0 \- br0 - 1.1.1.2 |- [VM 1's eth0] | |- 1.1.1.3 | \- ...
2
votes
2answers
3k views

ubuntu 10.04; kvm bridged networking not working with public ip addresses

I have a dedicated hosted server box with ubuntu 10.04 64 bit installed. I would like to run kvm with ubuntu 8.04 installed for some php 5.2 compatible apps(they don't work right with php 5.3, the ...
2
votes
2answers
5k views

Linux bridge responding to arp on wrong interface?

I'm trying to build a silent bridge for monitoring purpose. My computer is running linux 2.6, brctl 1.4 and has 3 NIC: eth0, with an assigned IP, used for SSH maintenance eth1, and eth2 , the 2 ...
0
votes
3answers
2k views

Setting up Bridge/Firewall on Ubuntu

I have been banging my head against the wall with trying to configuring bridge on my Ubuntu. I am a novice user on Linux but an IT professional of 10 years experience on windows. So I would understand ...
0
votes
1answer
212 views

Ubuntu bridge: not finding installation package

I'm following this tutorial to set up a bridge on my ubuntu virtual machine (on virtualbox) so that the vm will register on my home network. https://help.ubuntu.com/community/NetworkConnectionBridge ...
7
votes
3answers
8k views

Iptables - Bridge and Forward chain

I have setup ethernet bridge br0 that contains two interfaces eth0 and tap0 brctl addbr br0 brctl addif eth0 brctl addif tap0 ifconfig eth0 0.0.0.0 promisc up ifconfig tap0 0.0.0.0 promisc up ...
1
vote
2answers
633 views

Network Bridging on Linux for OpenVPN

I've been following all the OpenVPN Bridge tutorials I can, but I'm still missing something. Does anyone know of a super detailed tutorial\explanation of bridging? If anyone has bridging running, ...
5
votes
2answers
14k views

What is bridge_fd?

I'm creating bridge network on Ubuntu 9.04(server) I set up following configuration file /etc/network/interfaces auto lo iface lo inet loopback auto eth0 iface eth0 inet manual auto br0 iface br0 ...
2
votes
2answers
2k views

KVM bridge trouble in Ubuntu (server 9.04)

I make virtual environment with Ubuntu+KVM. It is the following constitution, but it is lent IP (192.168.1.2) ubuntu02 by DHCPD, and the same IP seems to be lent to ubuntu03 router/dhcpd - ...