I have a laptop with an wireless adapter. I would like to run KVM with virtual machines. I would like to be able to access the internet from the virtual machine. Can anybody tell me how that is done using the wireless adapter?
> Begin forwarded message: > > From: Reco <recovery...@gmail.com> > Subject: Re: KVM Bridge wlan0 > Date: March 6, 2016 at 2:42:42 PM EST > To: debian-user@lists.debian.org > Resent-From: debian-user@lists.debian.org > > Hi. > > Please refrain from top-posting. > Please do not CC me, I'm subscribed to the list. > > On Sun, 6 Mar 2016 14:05:32 -0500 > Timothy Marion <timothy.marion@marion.systems> wrote: > >> I do not know that I want to bridge eth0 to wlan0. > > You have it anyway in the current configuration. > > >> I have one working interface on my computer wlan0. > > Er, your 'ifconfig' list says otherwise. At the very least you have a > wired interface called eth0. It's irrelevant to the current problem, > though. > > >> I want a virtual machine using KVM to be able to communicate to the > internet using wlan0. > > There are multiple ways of doing it. Bridge, NAT, tunnels, you name it. > > >> All documentation I can find indicates that is done with a bridge. > > Because it's the simpliest way to accomplish such connectivity. But > about the only *real* need to use a bridge arises if you need the > outside world to communicate with your VM. As in - you need someone to > establish inbound connections to your VM with the minimal hassle. > > >> All documentation I can find indicates you do this > with eth0. I do not use eth0. I have wlan0. > > Got it. > > >> good new! I now have br0 with eth0 and wlan0. > > Just as planned. > > >> bad new! now the laptop no longer has any internet connectivity. > > Which is clearly shown by this (note NO-CARRIER): > >> 2: eth0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast >> master br0 state DOWN mode DEFAULT group default qlen 1000 >> link/ether 2c:60:0c:2f:be:18 brd ff:ff:ff:ff:ff:ff >> 3: wlan0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq master br0 >> state DOWN mode DORMANT group default qlen 1000 >> link/ether ac:b5:7d:3d:18:df brd ff:ff:ff:ff:ff:ff >> 4: br0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state >> DOWN mode DEFAULT group default >> link/ether 2c:60:0c:2f:be:18 brd ff:ff:ff:ff:ff:ff > > So, disregarding eth0. Do you have wpa_supplicant running? Does wpa_cli > show successful association with your AP? > > Reco >
