Questions tagged [bridge]

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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63
votes
1answer
71k views

Remove docker0 bridge

I'm using docker via # service docker start This creates a docker0 bridge. However using # service docker stop doesn't remove this bridge. How do I get rid of it? I'm not sure if I missed ...
37
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13answers
220k views

How do I access my modem's GUI when it's in bridged mode?

I wanted to try setting up my ActionTec P5001a DSL modem/router in bridged mode with a Linksys E2500 router for improved NAT performance. Switching the modem to bridged mode and the router to PPPoE ...
32
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10answers
31k views

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 ...
27
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5answers
57k 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 ...
26
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2answers
68k 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 ...
18
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5answers
32k 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 ...
10
votes
7answers
77k views

Bridge from Wifi to Ethernet not working (Windows 10)

I attempt to share a WiFi-Internet connection with an Ethernet port. The Wifi is secured with an enterprise 802.1X authentication (so there is no preshared password like in home Wifi's). Whenever I ...
9
votes
1answer
10k views

What are the names of my network adapters? (Vagrant related)

I'm trying to use mVagrant to set up a bridge on the correct network adapter. I keep getting this message: Specific bridge 'Wireless LAN adapter Wireless Network Connection' not found. You may ...
8
votes
2answers
23k 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 ...
7
votes
3answers
17k 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 ...
7
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5answers
94k 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 ...
7
votes
1answer
19k views

How to force Vagrant to have a single, bridged, network interface

Using vagrant 1.7.2 on OSX (MacBook Pro), Ubuntu 14.04 guests, VirtualBox 4.3.26. Mac is connected to the world via standard WiFi interface. I want the Vagrant boxes to use the bridged network on the ...
7
votes
4answers
14k 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 ...
7
votes
1answer
4k 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. ...
6
votes
2answers
12k 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 ...
6
votes
1answer
6k 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
1answer
778 views

How to bridge two LAN segments through serial port using Linux?

I have an application where two subnets are bridged transparently through two Serial to Ethernet Bridges and a null modem serial cable (RS-232, TX and RX only). This setup behaves exactly as an ...
6
votes
2answers
7k 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 (...
6
votes
1answer
4k views

ssh randomly can connect, and sometimes “kex_exchange_identification: Connection closed by remote host”

Connecting to my server has never been a problem. But now I've added a mesh router in bridge mode to my regular router, and when I try to ssh to my server, sometimes it works fine, and other times ...
5
votes
2answers
10k 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 ...
5
votes
4answers
20k 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 ...
5
votes
1answer
7k 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 ...
5
votes
2answers
5k views

Hostapd strangeness

A while back I asked a question about setting my Raspberry Pi up with a bridged network connection - Wired to wireless bridge in Linux - and the answer I got worked well. Now, I had to start all over ...
5
votes
3answers
13k views

Archer C5 router as switch only

I have main router (192.168.0.1) and severals PCs connected to it, then I have another router (192.168.0.102 - this is the IP assigned to the router by the main router). I want to use the secondary ...
5
votes
2answers
4k 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: ...
5
votes
1answer
3k 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.
5
votes
3answers
491 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 ...
5
votes
1answer
2k 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 to ...
5
votes
2answers
4k views

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

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
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 ...
4
votes
2answers
19k views

How do I set permanent IP for my VirtualBox using Bridge adapter?

I'm running a web (development) server on my Virtualbox (Ubuntu 11.1). I'm moving around a lot and thus I get various IP addresses on my computer. Each time I get a new IP adr I have to change ...
4
votes
2answers
6k 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 ...
4
votes
1answer
2k views

Lost network connectivity on Hetzner with Netplan bridge

I installed the Ubuntu 18.04 and wanted to have a bridge interface instead of using the main interface directly for KVM virtualization: Here is the Netplan default configuration after installation, ...
4
votes
2answers
4k views

WDS — Difference between Active WDS & Passive WDS

I have a TP-Link Archer C2600 dual-band router set up in the first floor of my house that provides poor signal strength at the opposite 2nd story corner of my house. In order to extend my wireless ...
4
votes
1answer
37k views

How to configure a TP-Link N600 to act as a repeater

I have a router TP-LINK N600 (TD-W8980) and an Alcatel Y800 (Mobile WiFi device with a 4G SIM inside) The Y800 is connected to the internet (and any device can connect wirelessly to it and get ...
4
votes
1answer
30k 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 ...
4
votes
1answer
14k 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
2answers
7k views

Connect a wireless LAN to a WAN wirelessly

The Goal: Connect an existing wireless LAN to an existing wireless WAN without an ethernet drop. In the past when I had this portable wireless subnet setup, I had an ethernet drop I could plug into ...
4
votes
2answers
8k 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 ...
4
votes
2answers
3k views

Role of a bus bridge [closed]

Simple question: What is the role of a bus bridge?
4
votes
1answer
2k views

Bridging VLAN and Wifi

I am in the process of building my own Linux-based router and have ran into an issue bridging the wifi and LAN networks. The box previously ran pfSense, but due to it's inability to use my internal ...
4
votes
1answer
13k views

How to setup a Bridge connection for enp0s3 CentOS7 on Oracle VirtualBox

I'm running a CentOS Linux release 7.2.1511 (Core) 64-bit on an Oracle VM VirtualBox and I wanted my local machine (Windows) to be able to connect to my VM because I want to use it for local hosting ...
4
votes
4answers
838 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
1answer
10k views

How do I get a bridge network to work for VirtualBox with Linux guest on a Mac OS X host

Does anybody have the step by step configuration process that would allow VirtualBox running a Linux/Ubuntu guest on a Mac OS X host use the bridge type network using Ethernet and wireless? I have ...
4
votes
1answer
3k views

Why do Linux bridges show two MAC address entries for local interfaces?

Why do Linux bridges show two MAC address entries for local interfaces? brctl showmacs bridge1 port no mac addr is local? ageing timer 1 0c:b4:7a:f5:36:b6 no 23.90 1 0c:...
4
votes
1answer
5k views

Bridged networking to VirtualBox guest from OS X host

I'm trying to bridge my network connection from my OS X host to my Arch Linux guest. However for some reason the bridge network option in VirtualBox doesn't work for any traffic, yet NAT does. How can ...
4
votes
1answer
386 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
17k 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
2answers
4k views

Hostapd - bridge lan + wireless

I'm trying to setup a LAN network on enp1s0 (other computers should be able to connect via this interface to the network) and wlp0s20u1 (wireless access point). There is also a othet interface that is ...
3
votes
1answer
5k 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 ...

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