Bridge is the term used in computing to describe a device that connects two or more networks that use different protocols or equal to two segments of the same network using the same protocol, for example, ethernet or token ring.

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10answers
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Can I make two wireless routers communicate using the wireless?

I want to make a setup like this: cable modem <-cable-> wireless router 1 <-wireless-> wireless router 2 in another room <-cables-> PCs in another room Basically, I want to extend my ...
16
votes
7answers
39k views

How to Bridge Two Ethernet Ports on Mac OS X

How can I bridge two wired ethernet interfaces on Mac OS X (e.g. the current MacPro comes with two ethernet ports)? Googling turned up (e.g. this Apple forum post and this openvpn post) that this is ...
10
votes
3answers
8k views

Wired to wireless bridge in Linux

I am attempting to set up my Raspberry Pi as a bridge, using Debian wheezy. I have a hostapd.conf: (some details changed for security, and yes, I know WEP is no good)... interface=wlan0 bridge=br0 ...
7
votes
3answers
14k views

Connecting to VirtualBox guest (ubuntu) from host (osx) via NAT?

I have a VirtualBox guest (running Ubuntu) configured with NAT through my host laptop (running OSX). It was my understanding that with NAT configured, I could access the guest from the host (w/o any ...
6
votes
1answer
5k views

Ubuntu Laptop as a wireless hotspot on bridge mode

I have a wired router to which my ubuntu laptop connects via ethernet. The wierless NIC of the laptop acts as a wireless hotspot on master mode. I use hostapd fo this. I have bridged eth0 and wlan0, ...
6
votes
4answers
10k views

How to get access to the web interface of an ADSL modem running in bridge mode?

I have a D-Link DSL-2500U ADSL modem. Its default IP is 192.168.1.1 and default login/password for the web interface is admin/admin. If I plug in the Ethernet cable to the NIC of a computer (that runs ...
5
votes
2answers
4k views

second router: access point vs. bridge mode

I have my main router running Tomato. My second router is configured as an access point using a different channel as the main router, but the same SSID/WPA2 info. All the firewall stuff, plus DHCP is ...
4
votes
1answer
10k views

How to share Internet connection on Mac OS X to Virtualbox vm's using Host-only

In one line: is the following possible: AirPort <- Mac OS X bridge -> vbox-Host-only -> VM's On a Mac OS X, I have VirtualBox with a virtual machine. For now I have configured 2 interfaces for my ...
4
votes
1answer
3k views

Debian eth0 to wlan0 forwarding, with openvpn

I'm using "raspian" (Debian for the raspberry pi), and would like the raspberry-pi to serve internet access through eth0, using wlan0. The catch here is that while wlan0 is connected to my router, I'd ...
4
votes
3answers
608 views

Bridging a wireless network to a wired and a second wireless network

I have a rather unique situation. I just bought a boat and am now living aboard full time. Back in my apartment, I had a WRT54G wireless router that I plugged into my cable modem, such that it ...
4
votes
2answers
920 views

How do I use a Mac as switch (or bridge two interfaces)

I need to put a wired device (Blue-ray player), on my home wireless network's subnet, via the mac's wifi connection, as there is no wired connections upstairs. To be more clear, what I'd like is: ...
4
votes
4answers
26k views

Can't bridge WIFI and ethernet, because wireless disconnects when I connect ethernet cable

I want to Bridge my Windows 7 laptop's wireless and wired adapters. I just select my ethernet and WIFI adapter, and choose create bridge. However when plugging in ethernet cable, instantly my WIFI ...
4
votes
3answers
393 views

Using secondary router to create another network

To put things quickly into context, I've just moved into a shared house. The internet here is provided through a wireless router. I have some devices in my room that I would like to be networked, but ...
4
votes
1answer
347 views

Using AirPort Extreme base station as a wireless G to wireless N bridge

Due to an unfortunate placement of various wall outlets in my new apartment, my ADSL 2 modem + router is not able to be placed next to my AirPort Extreme base station (AEBS). I'd prefer not to run Cat ...
4
votes
2answers
12k views

Can I use an Apple AirPort Express as a wireless-to-wired bridge?

I have a wireless network using an Apple AirPort Extreme. That device is set up in my office and hooked up to the cable modem. I have a TV in another room which can accept a wired internet ...
4
votes
1answer
529 views

Bridging two sockets

I wondered if it is possible to bridge two incoming tcp sockets. For example: Client A -----> Server <----- Client B The the server sends it's magic to both clients and then they connect ...
4
votes
1answer
616 views

How to create a network bridge using command line in Windows?

I want create a network bridge using command line, I have tried "netsh bridge install" but the output says unsupported. After a google, I found this post at here, and also here. They all mentioned the ...
4
votes
4answers
6k views

Bridging Wifi to Ethernet on Ubuntu not working

When running Windows I was able to bridge my wifi connect through my laptops Ethernet connection so a range of ethernet only devices could piggy back off my wifi (Raspberry Pi, Xbox etc etc). I am ...
3
votes
2answers
2k views

VirtualBox network configuration

I have a CentOS 6.1 virtual machine, virtualized with VirtualBox on Windows XP. This machine hosts my local development MySQL server. I'd like to find the correct network configuration, so that: my ...
3
votes
1answer
4k views

Using a Wi-Fi router as bridge to increase the signal?

A friend of mine lives in an appartment building whose structure is such that the Wi-Fi signal is very weak. Even a USB key won't work. I was thinking of buying an entry-level Wi-Fi router and ...
3
votes
3answers
856 views

bridge does not forwarding packets centos

I am using CentOS 6.5 64 and use xen to create a virtual machine (CentOS) ifconfig [root@CentOS ~]# ifconfig eth0 Link encap:Ethernet HWaddr 08:00:27:54:B3:FA inet6 addr: ...
3
votes
2answers
4k views

Bridging my laptop's wireless and wired adaptors

I would like to be able to connect a desktop computer that does not have a wireless adapter to my wireless network. I could just run a network cable from my ADSL/wireless router to the desktop ...
3
votes
3answers
434 views

Wireless network relay?

Is there hardware (links would be great) that can connect to the wireless internet already in my house and provide hard links to other hardware? Basically the problem is that my basement is not wired ...
3
votes
2answers
1k views

How is the communication between northbridge and southbridge like?

How is the connection/communication between northbridge and southbridge like? It seems that data must pass from the CPU to the northbridge, and then again over a PCI bus to the southbridge, based on ...
3
votes
3answers
6k views

Motorola NVG510 bridge mode

I have a Motorola NVG510 modem from AT&T, and I would like to disable all routing functions and use it as just a modem. I have a Time Capsule that's already connected and broadcasting its own ...
3
votes
2answers
729 views

Bridged Tomato network - problems with some devices on bridged wired segment

This is my network: Dotted lines indicate wireless connections, solid lines indicate Ethernet connections. I used two ASUS routers and Tomato to bridge my network. So I have have two wired ...
3
votes
6answers
5k views

Sharing internet connection from Windows XP using wi-fi router

I have an network configuration like: Ethernet cable from ISP connected to Windows XP machine, configured with static IP 192.168.0.3 Another ethernet connection from 2nd Windows XP machine's network ...
3
votes
1answer
2k views

Setting up bridged OpenVPN server with single public IP NIC

I've been trying to set up a bridged OpenVPN server without much success. I've got VPS running Ubuntu with one NIC, which has assigned static public IP to it. I want to be able to have a couple of ...
3
votes
1answer
1k views

IP forwarding on the same network

I have a raspberry pi that I have put wifi on. I am also using its ethernet connection to bring internet to my XBox 360. I want to bridge these connections AND keep them both on the same network. For ...
3
votes
1answer
2k views

Using Virtualbox Bridge Networking fails connection from Guest OS to Oracle XE running on Host

I am trying to make a JDBC connection from a VirtualBox Ubuntu Guest OS to an Oracle XE database running o Host. However, the connection is refused. Here are the details of my environment: ...
3
votes
1answer
278 views

Bridged DSL connection works for a bit, then fails bizarrely

I've got a BellSouth FastAccess DSL subscription that has run on an ISP-provided 2wire HomePortal 1700HW combination modem/router for a few years now with no significant issues. I recently acquired a ...
3
votes
0answers
582 views

Virtual Box Bridged network w/ Static IP Win7 host Ubuntu Guest

Last year, I had no trouble with doing the following: Create virtual machine Set network adapter to bridged adapter Set static IP Guest connects to Internet, host connects to guest @ 192.168.1.xxx ...
3
votes
0answers
918 views

QEMU within VirtualBox and bridged connections all the way down

I'm trying to get an ARM QEMU system out on my LAN. I tried running QEMU directly from Windows (Windows 7 x64), with success except I could not get a TAP adapter to bridge to my wireless connection. ...
3
votes
1answer
1k views

Can a Netgear Wireless Cable Modem Gateway (CG814GCMR) be used as a wireless bridge?

Can a Netgear Wireless Cable Modem Gateway (CG814GCMR) be used as a wireless bridge?
2
votes
1answer
542 views

Configure linux machine as bridge/switch and end device

At my home, I have two desktop PCs in two rooms. The router / DSL modem is in one of these rooms. Now I want to configure a home server (having 2 LAN ports, running 24/7) in the corridor between the ...
2
votes
3answers
3k views

How to make network bridge start on boot

Whenever I start my computer I need to restart my network service (using service network restart) to enable my bridge (br0). How do I get Linux to do this when I start up my computer so I don't have ...
2
votes
1answer
19k views

Unable to access the internet from my VirtualBox CentOS VM via wireless connection

I have a VirtualBox CentOS VM setup on my Windows 7 machine. I can ping my router, however I am unable to access the outside world. In Windows I have three network connections setup: Wireless ...
2
votes
2answers
7k views

VirtualBox bridged adapter not working under certain circumstances

I have VirtualBox 3.2.12 running on an Ubuntu 10.04 host. Usually, at work, I have my eth0 connected to a LAN with a static IP. If I bring my laptop home, I connect to the Internet via WiFi, with my ...
2
votes
2answers
3k views

How do I configure routing table to add correct gateway?

I'm getting this error when I try to ping 8.8.8.8 from my Virtual Machine: PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data. From 172.30.8.135: icmp_seq=1 Redirect Host(New nexthop: 172.30.8.254) From ...
2
votes
1answer
2k views

I want to use a secondary wireless router to connect to my primary, all wirelessly. Do I need a bridge, access point, or repeater?

I realize there is plenty of documentation on this subject throughout superuser and the internet overall. However, it's almost like there's too much information and I need help sorting through it. ...
2
votes
1answer
183 views

DD Wrt Wifi bridge connection breaking

I have a DD Wrt connected to a DD Wrt router as a Router - Client bridge setup. It works fine for sometime, but occasionally, it appears to stop communicating to the router, or internet.. not sure. ...
2
votes
2answers
1k views

Setting up a wifi hotspot with brctl and hostapd

I am trying to set up a wifi hotspot using brctl and hostapd on Debian GNU/Linux but it seems it does not work. The steps I follow are the following: echo 1 > /proc/sys/net/ipv4/ip_forward brctl ...
2
votes
2answers
618 views

Does a switch know the mac address of other port of a bridge?

Let's say we have switches A and B, they are connected by bridge C. Does A knows about the mac of nics connected to B? Is it true that every time when nic on A want to send a frame to nic on B, the ...
2
votes
2answers
6k views

Configuring bridging in Virtual Box to enable access from other computers in network

I have a Win XP installed on Virtual Box, and as suggested in different posts, i have chosen the bridged mode. When i look at the router logs, i can see that an ip address has been given to the VM and ...
2
votes
1answer
714 views

How can I install bridge-util on Mac OS X?

I want to install the bridge-utils package on my Mac OS X system. How can I do that? I can't find bridge-utils in Fink or MacPorts.
2
votes
1answer
490 views

Disaster After Removing Two HDD From LaCie RAID 0 Case

This is the second time this has happened. I own a LaCie IDE RAID 0 Enclosure and the RAID went bad. The system gave me a warning that the data could be read from the RAID but that nothing could be ...
2
votes
1answer
553 views

How to forward port when using 3 routers?

I've been struggling with my home network since I moved in but finally got to some results. Here's current set-up: INTERNET -> THOMSON 585V.7 (modem/Wi-Fi router) -> wireless bridge -> LINKSYS ...
2
votes
1answer
2k views

How do I disable auto-negotiation on DD-WRT?

I have a WRT54GL router with DD-WRT firmware installed, and have the exact same situation as exposed in this thread. The problem is, I don't know how to disable the auto-negotiation on the router ...
2
votes
2answers
138 views

cant connect to internet in ubuntu using bridge adapter

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 ...
2
votes
1answer
2k views

How do I bridge a connection from Wi-Fi to TAP on Mac OS X? (for the emulator QEMU)

I'm trying to setup a bridge between my Wi-Fi connection and an emulator (QEMU). I need a virtual machine to be on the same LAN as the host, with its own IP address. QEMU requires using a TAP ...