Wsl2 access host network. Aug 28, 2025 · WSL2 uses Hyper-V for networking.

Wsl2 access host network. 78 Remote device unreachable in WSL2 when internet connection sharing is enabled (#8428), similarity score Oct 14, 2023 · Windows Version Microsoft Windows [Version 10. Of course, when your development server port changes you need to either update the rule or create a new rule to accommodate the new port. Why is this? What can I do to make this work? Sep 4, 2020 · Short answer Yes, but it's usually too complex to maintain (involving network knowledge, as well as iptables and Windows and Linux routing) and defeats the purpose of using docker in the first place. Dec 16, 2022 · I have a Windows 10 machine with WSL2 (running Ubuntu 22. Aug 6, 2025 · Learn about the considerations for accessing network applications when using Windows Subsystem for Linux (WSL). 123. This other blog post - over here - uses Windows' OpenSSH and authenticates with Windows and then runs WSL2. Jun 4, 2020 · you may get a dialog say some warning, click Yes. Sep 1, 2016 · I am using bash on windows 10. Dec 3, 2021 · But just to be clear: This ensures that the WSL instance gets an IP from the user's physical network (same subnet as the actual Windows Host). Configure Apr 2, 2020 · I'm developing a rails app using WSL2/Ubuntu on my Windows 10 machine, which is great! The problem is I can't connect to my server from another computer in the same network. server 8100 in the WSL2 distro and then run wget 127. Jun 16, 2020 · Missing network connection in WSL2 after last (windows) update · Issue #5414 · microsoft/WSL No internet connectivity from WSL2/Ubuntu · Issue #4926 · microsoft/WSL Issues · microsoft/WSL shayne/go-wsl2-host: Automatically update your Windows hosts file with the WSL2 VM IP address I'm trying to access services running on WSL2, but doing something like ping $(wsl hostname -I) tells me that the host couldn't be found: "Ping request could not find host 172. Hello all! For some reason I believe WSL is behaving very strange. I'm able to connect from the Windows host to the SSH server running in WSL How do you access WSL 2 Virtual Machines remotely? I'll show you how WSL2 networking works and I'll also show you how to configure the proxy service on your Windows 10 computer to allow Dec 21, 2024 · I tested all available network modes in WSL2. after this the host can access internet normally but WSL can't restart, then WSL can access internet, and host can be access via host network adapter's IP in step 1 it's wired the chosen WSL disappear after restart in step 1's properties dialog, but seems have no impact. Apr 22, 2024 · Open similar issues: Cannot connect WSL2 vEth interfaces in Mirrored mode even hostAddressLoopback is true. Docker Docker-CE in WSL2: if you publish a port, the windows can access it via localhost, if localhostForwarding=true is configured in . 0 connectport=[PORT] connectaddress=[WSL_IP] To ensure WSL ports can be Apr 27, 2023 · Description Using vite --host with WSL2 prints the ip address of the WSL instance which is not accessible from the network. Windows WSL2 and host network - is it possible? Hi, looking to give some of my dockers running in windows Docker Desktop access to my host network. This allows accessing the WSL2 service running on a port to be accessible from the Windows host IP at that same port. Exposed ports are tunelled to both the main WSL2 network namespace and windows host. 0/24 how can I make a container part of that network where any device in MY lan can acsess it. how do i access to host windows 10 port? Jul 21, 2024 · Are you running your container in Docker Desktop for Windows, or Docker-CE in WSL2 or a vm? Docker Desktop will add a portforwarding rule that allows other machines in your lan to access the published port of a container attached to a bridge network. The system itself got really weird (Sometimes I wish there were alternatives for Ubuntu) so I tried restarting the vEthernet (WSL) adapter and rebooting the computer, and it was back working again. I tried everything from changing VSCode/Xdebug settings, disabling firewalls, and various internet/network troubleshooting steps, but nothing seemed to help or suggest any reason why my Docker container couldn't access my WSL2 host IP. Get the host IP in WSL WSL will have a different IP address every time it starts up, so you can’t set the proxy in a static way directly. I would assume that you can't access any other devices on your local network either when connected to the VPN. x. I found that WSL 2 broke my file reloading, so I downgraded the Sep 27, 2024 · The container is connected to a custom Docker network, which is configured with the subnet 172. Little did I know, the networking for Ubuntu in WSL2 is a little strange when coming from your typical systemd-network, NetworkManager, ifupdown, <insert your favorite networking API> Jul 19, 2025 · Workaround for WSL2 network broken on VPN. After some time passed by and I have not used WSL2 and after a bunch of Windows Updates I tried to use WSL2 last week. Mar 16, 2022 · I'm trying to migrate from Cygwin to WSL. 1:8100 in PowerShell, it works fine. netsh interface portproxy add v4tov4 listenaddress=0. Apr 21, 2025 · With this method, you can expose only the ports you need from WSL2 to your local network. If we start a web server within WSL2 and bind it to 192. May 11, 2022 · It seems that since version build 18945 of Windows, it is now possible to access app that runs inside of WSL using 'localhost' as if it runs on Windows. wslconfig or missing, as its the default behavior Mar 6, 2024 · Hello, I have installed WSL2 on my Win11 Pro so I can use rsync for backups, and manage my KVM (on linux easier). networkingMode is set to NAT, localhost will watch for bound TCP ports, and relay the network traffic to Windows via wslrelay. Feb 3, 2024 · In Ubuntu I have: Edited /etc/wsl. Create a Docker network and use Docker's DNS system. Then connect to your entire home network, for free. Sep 19, 2023 · Learn how to access an HTTP server running on your host machine from within the Windows Subsystem for Linux 2 (WSL2). 0 connectport=4000 connectaddress=<WSL2 IP> Feb 3, 2022 · WSL2 can't access to Windows host network when AnyConnect is connected #8019 Closed jtonnelier opened on Feb 3, 2022 Jan 6, 2024 · After a long search for a solution on how to access local services running on a Windows host from WSL2, I found a straightforward and effective method I'd like to share with you. conf and . 1-1 Distro Version Ubuntu 20. One common use case is to run web services on WSL 2 and access them from the Windows host or other devices on the network. internal (#6364), similarity score: 0. Step 1: Add Another Adapter as ‘Host-only’ Setting > Network > Adapter 2 Select drop down choose “Host-only Adapter”. I am using Windows Preview build 10. Then I can access the docker containers from within WSL2 directly: i. You should be able to load the web page without any problem. Complete WSL2 Tutorial. For information about the I have been researching this for weeks , and it seems only possible on a linux machine h0sting the container. The WSL2 network is a "separate device"/network from the perspective of Windows. I understand that this used to be a limitation for dockers on windows, but I was wondering if that is still the case if they are running in WSL2? Apr 1, 2022 · I simply want to connect from my WSL2 Ubuntu installation to my host windows on port 8529. 189 . conf | awk '{print $2}' May 30, 2024 · If WSL2 has no Internet Access and is unable to resolve the host address, reset network protocols, check the hostname and resolv. Although WSL2 can be accessed on your machine through localhost thanks to recent updates, these ports will not be open on your LAN. It covers the available networking modes, configuration options, and best practices for establishing reliable network connectivity between your Linux distributions and Windows host, as well as external networks. ) Apr 18, 2024 · Prologue WSL (Windows Subsystem for Linux) introduces Linux features on Windows, which is really awesome. 7:80, just like accessing a server that runs on HOST-Win directly. Suggest Feb 27, 2025 · This guide explains how to set up SSH on Windows Subsystem for Linux (WSL) for remote access. 22631. Everything was fine and working. 76 Mar 17, 2020 · Your Windows build number: Microsoft Windows [Version 10. 0 of WSL2 introduced a new Mirrored networking mode that can simplify many of the network access issues. internal to connect between containers. Apr 23, 2022 · Since your WSL2 address changes on each reboot, the address that you'll need to forward to changes each time. GitHub Gist: instantly share code, notes, and snippets. May 19, 2024 · Networking mirrored, WSL2 and the host machine are unable to access each other's services bidirectionally. 1 LTS) and a Linux machine in the LAN of the Windows machine. 1, a loopback address, as the program output says, and in WSL2 loopback connects only inside the WSL2 virtual machine, not to the host, UNLESS you use the newer-than-2022 'mirrored' mode per dyn4ll's answer. Access the port from WSL2 using external LAN IP on ethernet adapter. Oct 4, 2021 · I found a workaround for my own problem of accessing a server on the windows host from WSL2: I setup the server running on WSL2 instead, mounting the relevant host directories into the WSL, and became happy bidirectionally. localhost:3000 on my WIndows host is reachable, app loads. 1 or grep - m 1 nameserver /etc/resolv. This guide covers step-by-step instructions using PowerShell, Hyper-V, and automation scripts for seamless connectivity. Two options: First, if your use-case supports it, use a WSL1 instance when you are Oct 9, 2023 · Kernel Version 5. Communicating with devices on your local network that are connected to different NICs in the Windows host should now be completely possible with this mode enabled. I didn't need to mount it or anything first, it j Mar 29, 2024 · WSL2 now has Mirrored mode networking which makes it work just as in WSL1, without NAT, by using the host's network adapter (s) and assuming the host's IP. Apr 21, 2022 · /kind bug Description On Windows the container cannot access the host network, localhost, 127. What I have found is: Services listening on ports in WSL-2 are accesible from the host machine as localhost:<port> WSL-2 ports are not accessible from outside of the host machine WSL-2 ports can be made available through netstat interface portproxy or other portforward tools using the ip address of the WSL instance. exe Mirrored networking In mirrored mode, localhost registers a BPF program to intercept Jun 1, 2024 · Attempt to ping a VirtualBox guest with a host-only network setup from a WSL2 instance with a mirrored network configuration to verify that it is unreachable. wslconfig. For network configuration details beyond mode selection, see Network Dec 9, 2024 · Background I was setting up Docker containers in WSL2 and wanted to access a self-hosted web service from my local network but was unable to connect to it. My application requires a network connection to a lice Mar 18, 2021 · 21 Is there a way to use network mode "host" in the docker container run inside wsl2 using docker desktop? I tried to deploy a docker container inside wsl2 with network mode "host" but I could not access this port inside windows. The WSL2 network settings are ephemeral and configured on demand when any WSL2 instance is first started in a Windows session. Now, I want to access this application on my network ( I mean in my office network on other machine) I understand that ubuntu's IP is only available to host machine. On the other devices I insert the IP I get from ipconfig ("local windows' IP:3000") Even more Jan 24, 2024 · Networking mirrored can't work on WSL2 (#10632), similarity score: 0. Mar 16, 2024 · WSL2 http. It does not work if you use host. My colleague and I have the same problem on two different Windows 11 machines. Aug 29, 2024 · I have no issues on accessing it in using my host system, but I'd like to know how could I access it from another computer in my network, from a browser just typing the fixed IP address of my machine like 192. That kinda denies the benefit of using --host in the first place. Learn how to fix the 'wsl2 destination host unreachable' error with this step-by-step guide. The solution is to add a port proxy in the Windows Firewall, so we open a PowerShell terminal with administrator rights and execute the following command: Running this script from an elevated/admin Powershell session did the trick for me. Includes solutions for both Windows 10 and Windows 11. 04 distro I was unable to make any network communication. Aug 6, 2025 · A guide to the wsl. 04 Other Software Non Dec 10, 2022 · How to set WSL2 subnet to a specific address space? Running WSL2 on Windows 11, without Hyper-V, changes the subnet associated with vEthernet (WSL) adapter on every reboot of the host computer. 83 WSL 2. conf and /etc/environment to be exactly as on WSL1 and that did not work either. js/CRA and being unable to access it from other devices on the local network. How can i make it available to others on my network? Nov 28, 2023 · To access an application running in a WSL2 instance from a device in a local network, you'll need to route incoming traffic to your WSL2 instance. Open WSL and run ifconfig or ip addr show or hostname -I depending on your distro. This is <computer_name>. Alternatively, you can also use host networking to give the container direct access to the network stack of the host. May 5, 2025 · As the title states, I have a container running on Docker Desktop in WSL2 that should be using host networking but when I check the IP within the container it’s not using the same IP as the host. 1. 7) as HOST-Win. 6 mirrored network - can not connect to Docker container ports from Windows host (#10683), similarity score: 0. WSL is set up so that the hostname resolves to 127. For further clarity, I May 4, 2023 · I run a Linux-application from within WSL2 on Windows 11. By default WSL is only connected to the host via an internal virtual network. Following steps were tested on WSL2 using the HyperV backend running Debian. 1:11434, but not 0. It’s ideal for quick setups where only specific services need to be accessed. WSL2 operates on a separate virtual network behind a Hyper-V switch. x:8080. Alternative to Port Forwarding method I wrote here, there are popular host-only method. 87 WSL2: Access from Windows to container IPs (#5113), similarity score: 0. Long answer Docker in WSL2 runs in a VM inside Hyper-V, doing a few tricks to Apr 11, 2022 · This is a known limitation with corporate VPN's. Feb 18, 2022 · Since WSL2 is implemented as a virtual machine, the network is no longer shared with Windows like WSL1, but has become a new network segment, so it is more difficult to use the proxy of the host. wslconfig files used for configuring settings when running multiple Linux distributions on Windows Subsystem for Linux. If I do a wsl --shutdown and after… Now try to access the server hosted inside WSL outside the host Windows 10 machine via hostname or IP address. 19041. Jul 15, 2020 · How do you access WSL 2 Virtual Machines remotely? I’ll show you how WSL2 networking works and I’ll also show you how to configure the proxy service on your Windows 10 computer to allow connections to your WSL virtual machines. Aug 23, 2019 · Note: My wifi obviously has internet access, and I am trying to ping 8. The Windows host creates a hidden switch named "WSL" and a network adapter named "WSL" (appears as "vEthernet (WSL)" in the "Network Connections Jul 14, 2023 · If you run docker inside the WSL2 (regardless whether it is Docker Desktop for Linux or docker-ce), every port you publish, will be published inside the WSL2 distribution. Feb 18, 2022 · SSH to VirtualBox Host-Only Adapter Interface from WSL2 Machine. Sep 19, 2023 · In my case, Docker ports are not exposed to the host Windows machine at all after the upgrade to 2. With Mar 24, 2020 · For WSL2, the easiest solution, IMHO, is to use the mDNS name that WSL assigns to the Windows host adapter. I'm currently in a company network with a domain. I don't know how to access it. This is useful for cases like developing web applications and testing them on other devices on your local network. 0:11434, despite following the excellent documentation and setting the OLLAMA_HOST and OLLAMA_ORIGINS environment variables didn't help me. 133. 92 Jan 1, 2022 · PS: your 'pinging from WSL to host' test did no such thing. I added bash, wsl, and the ubuntu May 16, 2025 · Network Modes Relevant source files This page explains the networking architectures available in Windows Subsystem for Linux (WSL) and how to configure them. However, sometimes you may run into network connectivity issues, especially when you use a proxy in Windows. Aug 6, 2024 · Mount physical and network drives in WSL2 (Windows Subsystem for Linux) to integrate your file systems, allowing easy access to both Windows and Linux drives. e. Your computer hides WSL2 behind a NAT where WSL2 has its own unique IP. Mirrored mode is enabled by : Aug 23, 2023 · You should not be using host. I can access the application in windows browser with Ubuntu's IP. How to set up Docker and WSL2 for subnet routing. This problem can be easily fixed by following these steps, so we ignore WSL's own network and make WSL use the Windows network. Jun 4, 2020 · Steps to reproduce I have installed WSL 2 on a new Windows 10 Education machine managed by my employer (university) following the online instructions. Apr 21, 2025 · Seamless SSH Access to WSL 2 from Your Local Network — A Developer’s Walkthrough As a developer who relies heavily on WSL 2 for my day-to-day workflow, I ran into a frustrating wall. I then changed /etc/resolv. The workaround to simulate to some extent the WSL1 behaviour we need to: Oct 21, 2024 · With Docker running natively inside WSL2 and mirrored network mode enabled, I was able to access external services, such as private registries, without manually handling network configurations. Jun 8, 2023 · I recently ran into the problem that WSL (Windows Subsystem for Linux) uses a different network than Windows. 0/16. I’m assuming there’s something that I’ve overlooked and I’m hoping that you guys can help me. Oct 24, 2020 · My confusion came from firewall issues with WSL-2. For a virtual machine, there is often the option for a bridged network adapter. 7:80, other clients connected to the HOST-Win can access the server by 192. 14. This works but is no option. May 1, 2025 · Learn how to enable external access to services in WSL2 via port forwarding with IP passthrough. How can I for example my LAN network is 192. Check on Host machine In the host machine, in my case Window, you must see the interface like below: ipconfig /all Mine is Feb 14, 2023 · The Windows 10 host is logged into one (Cisco AnyConnect, if it makes any difference) VPN, and I'm trying to establish another (openconnect GP protocol) VPN connection inside WSL2, that would get routed through the host OS's established VPN tunnel. Sep 3, 2021 · - Network Connection details screen will be displayed - Note down `IPv4 default gateway` and `IPv4 DNS Servers` if available **OR** - Run following command from powershell or cmd `ipconfig /all` - Note down `Default Gateway` and `DNS Servers` for relevant connection type WiFi or Ethernet Step 2 - Create `wsl. in WSL I can access my postgres database docker container via localhost:5432 May 15, 2020 · Docker daemon runs inside an isolated network namespace with WSL2 backend. Expected Behavior The port should accessable. To workaround that, you should explicitly expose ports (using -p flag). I knew that this was a limitation in docker desktop, but is it still the case with wsl2? Aug 23, 2021 · In Mirrored Mode, the network interfaces from Windows are mirrored into WSL2, allowing them to be treated separately again similar to (but improved from) the way they were in WSL1 (mentioned below). Nov 25, 2022 · When I host the webserver from windows with ipv4 as its hostname I was able to access the website from my mobile devices under the same network. 0:80 of host windows 10. Jun 5, 2021 · Easiest WSL2 Bridge Network (without Hyper-V Virtual Network Manager) I am testing certbot locally with Create-React-App, but I’m using WSL2. My TUSD container requires 2 endpoints: One is a route from my web server on the host One is the minio container endpoint Here’s my docker compose file for the TUSD service tusd: image: tusproject/tusd # Some entrypoint values have been omitted for docker run --network=host --pid=host -it my_dockerized_app I can access my app on localhost:3005 and on my LAN address on host and on LAN address on other devices in LAN. If you've started your server on the Windows host, you're in bad luck. 0:7090 and [::]:7090, indicating it should be accessible externally. After speaking with my mentor, he showed me that it was because WSL2 required port forwarding. Mar 24, 2021 · The Host, the Hyper-V VMs and WSL2 all have Internet access, they all can communicate each other but wsl2 and the VMs cannot (the red arrows). Aug 22, 2022 · Windows configs: Running a sample web server with port 5000 opened (see picture 1) Windows firewall fully closed WSL2: Can successfully access the Internet and ping windows with host IP or $(hos WSL2 noticeably does not share an IP address with your computer. Listen a port in Windows. The output of docker port tys24 shows that port 7090 is mapped to 0. 1-1 Distro Version No response Other Software No response Repro Steps Set network type to mirrored in . Jul 2, 2021 · @grovertb All networking utilities, including ping from systemd based distros (Ubuntu, Debian,Fedora,Suse) assume that the network stack is built around 2 services systemd-networkd for links configuration and systemd-resolved for name resolution. You should probably handle your WSL2 virtual machine as a single, external node from which you access remotely. local, where <computer_name> is your Windows computer name, which is also, helpfully, the default hostname for WSL. On Windows PowerShell, for every port you need to forward to your LAN, run this netsh command in PowerShell, replacing [PORT] and [WSL_IP]: netsh interface portproxy add v4tov4 listenport=[PORT] listenaddress=0. I’ll also explain the configuration of the Windows Firewall. i want to access host ip:port there be service listen on 0. For the configuration, I’ve got a PC with WSL2 Ubuntu running on Win11 that’s configured to Apr 24, 2025 · By default, WSL2 uses a virtualized network interface with its own IP address, which can make direct port mapping and external access challenging. internal - this DNS alias is defined in the containers, but it maps to the IP address of the Windows host, not of the WSL2 host, and that routing back inside the WSL2 host does not work. They can't connect to the Internet. 0. 04. Jul 9, 2022 · Windows Host, Linux Container using WSL2 and Network Drive Docker Desktop windows dsmars (Dsmars) July 9, 2022, 2:15pm Feb 17, 2020 · If you want to access a networking app running on Windows (for example an app running on a NodeJS or SQL server) from your Linux distribution (ie Ubuntu), then you need to use the IP address of your host machine. 153] I'm running a couchbase server inside WSL2 with multiple port-forwarding : (from Windows) wsl -l -v NAME STATE VERSION * Ubun run this command in powershell, it will create like a bridge between the wsl2 internal port and windows port, just fill the values. The first thing I tried after installing wsl2, without making any changes, was to do a "sudo apt update" and that failed. This means that services running inside WSL2 are essentially running in a separate network that your other PCs/devices know nothing about. For example, the rules used in the Windows hosts file will apply to Linux running in WSL. This probably explains that we can access to running container within WSL via 'localhost'. How to enable it? To enable WSL mirrored mode networking, you need to: Ensure you have WSL 2 version 2. I have another instance with WSL1 on the Nov 4, 2021 · When I run an image through docker in WSL2, the ports are not published on the host machine. conf nameserver 172. Dec 11, 2022 · So to be able to access applications running in your WSL from within your Local Area Network (LAN), you must port forward the desired ports. So I Jan 16, 2024 · mirrored networking mode doesn't allow host to use IP to reach the service in WSL #11034 Apr 4, 2023 · Windows implements a virtual NIC for WSL2 thus the distro's host ip is different from the Windows host ip. Apr 8, 2025 · With this, I have access to the internet, but others can’t access what’s hosted on my WSL machine. We only have… Dec 16, 2023 · [WSL2] Cannot access windows service running on host from a container using host. When you run ip addr, for example, you'll see (mostly) the same interfaces as when you run ipconfig /all from PowerShell/CMD. However, When I start a docker container on debian with options network=host as following Nov 8, 2023 · Hi ! I’m using Docker Desktop for Windows with WSL 2 integration to run a TUSD and minio containers and I’m running a web server using WSL 2. Sep 27, 2016 · On Windows 10, the network drive for the shared folder is \vmware-host\Shared Folder\Public\ and is accessible from the windows 10, and is also mounted on Z: drive as well. 0 Are you using WSL 1 or WSL 2? WSL 2 WSL 1 Kernel Version 5. Feb 23, 2021 · It sounds like you are running WSL2, since as Woodsman mentioned in the comments, network services running under WSL1 appear to be running on the Windows host network itself. Mar 13, 2021 · You don't want any Docker container to access your host network. See the run command for more details on publish options used with docker run. conf and added the [network] line and the generateHosts = false line Edited the /etc/hosts file and added ::1 localhost Edited the /etc/hosts file and commented out the ::1 ip6-localhost ip6-loopback line Added in ::1 localhost At this point I am all out of ideas. 4 or later: Check your WSL version by running wsl -l in a PowerShell terminal. But when I try from other devices I get:This site can't be reached. The port will not be bound to any other host interface or ip. 168. 82 Closed similar issues: WSL 2. --net=host means "run my container in the network namespace where docker daemon runs", which is not the same as your distro's. 1, ::1, or by ip assigned with DHCP. conf file. This tool allows you to pass-through an external USB device connected to the Windows host to any Linux distribution (running as WSL) or to a virtual machine. Dec 7, 2023 · However, when I tried to do this, it wouldn't access ollama in WSL 2, I was able to access it via 127. 31. My problem is that I cannot ping or ssh wsl2 from a VM and vice versa. . A powershell script will look for that file, and when it finds it it will run: netsh interface portproxy add v4tov4 listenport=4000 listenaddress=0. 1. Sep 5, 2024 · The theory from above that this all stems from network config, and that podman is actually attempting to either open or use ports on the host machine seems to be more plausible Jan 27, 2025 · With the help of WSL2's mirrored network, and hostAddressLoopback, WSL2 can access the same Ethernet Adapter (IP 192. 8 from WSL2 subsystem to check for internet connectivity. Linux allows you to ignore this restriction by adding the parameter --net="host" to the Docker command. By default, the WSL environment mounts all Windows logical drives to the /mnt/ directory. However, the Windows host itself should have direct access to services running in the instance through localhost Or from Windows terminal run wsl hostname -I and use the first address shown. 245. 1) did not work. You can access the VBox guest machine using the host-only adapter IP address from WSL2 instances with ping or another connection utility. Docker for Windows doesn't seem to support this feature properly. 15. That network is actually NAT'd behind the Windows host. Docker Desktop: If you publish a port, the windows host can access it via localhost or the host ip. 1 works, but not on lan IP. 0 listenport=<your windows port from where you will access to your wsl2> connectaddress=<your wsl2 ip> connectport=<internal wsl2 port> Feb 3, 2024 · Accessing WSL 2 Web Services on a Windows 11 PC Windows Subsystem for Linux version 2 (WSL 2) is a significant improvement over its predecessor, providing a full Linux kernel and better performance for running Linux applications on Windows. docker. Worked really well for me -- make sure you have ifconfig installed on your WSL2 distro. I follow a tutorial to install npm, express app and then to access it from other devices on the network. 18956 Feb 25, 2022 · 6 I'm running a app in WSL2 whose distribution is Ubuntu 20. From an Ubuntu 22. 77 Wsl2 networking mode mirrored falling back to NAT (#11058), similarity score: 0. The subnet is a /20 block randomly selected from the… Mar 12, 2023 · WSL2 uses a Network Address Translation (NAT) service for it’s virtual network, which means that you cannot access your host by localhost. 0 even if I set networkingMode=NAT which is the default value. Understanding these architectures is essential for properly configuring network access between Windows, WSL, and external networks. To enable Mirrored mode: Add the May 16, 2025 · Networking Architecture Overview WSL provides two networking architectures: the default NAT (Network Address Translation) mode and the newer experimental Mirrored networking mode. WSL2 starts up, uses bash, and Windows handles the TCP traffic. The firewall did not allow Sep 17, 2020 · I am thinking I can run a shell script in WSL2 at boot that will write the WSL2 machine's address to a file on the host system. 76 Closed similar issues: Can't ssh into wsl with networking mode mirrored (#10597), similarity score: 0. Sep 10, 2024 · It really depends on whether you use Docker Desktop or installed Docker-CE in a WSL2 distribution directly. Jan 30, 2024 · I can access the redis service from debian and ubuntu via localhost:6379， but I can not access it from windows via localhost:6379. What I tried: Disabled my public firewall. 79 WSL mirrored network Docker container cannot access Windows service (#10926), similarity score: 0. Jun 10, 2020 · This happenned to me when I was trying to install MySQL-Server on WSL2 and messed up with ssh@local host trying to access root on Ubuntu. Can anyone suggest what I can try next? Jul 31, 2020 · The WSL2 IP address changes on reboot and you'll need to maintain your portproxy rules and firewall rules with the script listened at the end of that post. conf` file Oct 10, 2020 · Steps to reproduce I cannot run any command that attempts to connect to the internet on WSL2. Jan 10, 2025 · Reasons for No Internet Access in WSL2 WSL2 Network Configuration VM Configuration Issues: WSL2 uses a virtual Ethernet adapter, which can sometimes create conflicts with network settings or configurations, resulting in no connectivity. 82 Note: You can give me feedback by thumbs upping or thumbs downing this comment. Aug 28, 2025 · WSL2 uses Hyper-V for networking. NAT networking When wsl2. You May 16, 2023 · 🌐 Connecting to WSL2 server via local network Are you unable to connect to your WSL server from another computer or your mobile device on the same network? (Running my local server in WSL2 with Next. " Possibly worth noting, I have docker desktop running with the WSL2 backend and it is able to connect and run containers. Server not accessible from Windows11 [experimental] networkingMode=mirrored (#10785), similarity score: 0. If you're using Docker Compose, this is set up automatically, and Networking in Compose in the Docker documentation has some details on it. Nettica makes it work. Diagnostic Logs No Dec 5, 2021 · In this article, I explain how to tweak Windows and WSL networking to bypass WSL NAT and connect to development servers inside WSL from other devices in LAN. However, you can access it by LAN ip adrress. It includes installing the OpenSSH server, enabling the service, configuring it to listen on all IPs, mapping ports for connections, and troubleshooting common issues, ensuring secure connectivity to your WSL environment. Access port using 127. Host and macvlan do work, but are in the scope of the utility vm that runs Docker Desktop - so it will not work as you need it to work. Inside the distro, I have Docker installed with several services Sep 26, 2023 · Hello, I have an Internet access problem on all my WSL 2 virtual machines. However, when I run the command python3 -m http. Step 2: Fix IP to the VM Now we have new network adapter. I was able to access the host service using both NAT and virtioProxy, but mirror mode (using 127. Mar 27, 2025 · Windows Subsystem for Linux (WSL) を使用する場合のネットワークアプリケーションへのアクセスに関する考慮事項について説明します。 I have a few questions: 1) do you have the server in the same compose file? 2) if so, do the containers share the same network? 3) are you sure you didn't make a mistake using https over port 4000? 4) can you connect to the server if you change server IP in hosts of the selenium container to one of Ubuntu? 5) are there any errors in selenium container starting logs? Nov 11, 2021 · When it's working normally, as you are clearly aware, the "localhost forwarding" feature of WSL2 means that you can access services running inside WSL2 using the "localhost" address of the Windows host. DNS Resolution Issues: WSL2 might be unable to resolve DNS queries due to misconfigured DNS settings, leading to "unable to resolve host address" errors Aug 21, 2024 · In Mirrored Mode, the network interfaces from Windows are mirrored into WSL2, so you would be able to see and interact with the WLAN interface directly (see caveat below). Its role is to forward network traffic between the WSL2 virtual machine, and Windows. 80 WSL2 not using host's VPN connection (#9004), similarity score: 0. The reason why this (probably temporarily) did not work is somewhat unclear - I Dec 23, 2020 · 0 I faced this problem recently while trying to use Xdebug with Docker and WSL2. 2 To put into perspective WSL2 is just another computer connected in a private network with our host computer. Please check the name and try again. Jan 4, 2024 · Direct LAN access: WSL applications can now directly connect to other devices on your local network, opening up new possibilities for network-aware applications. The easiest way that I found for local development and testing is to enable the Docker WSL2 integration for my distro. You can use the open-source usbipd-win project to access a computer’s physical USB devices from the Windows Subsystem for Linux (WSL2) or Hyper-V virtual machine. Actually, the application is a docker container that uses the --network=host switch. 2500] WSL Version 2. Understanding WSL's network modes is essential for properly configuring network connectivity between your Linux distributions, Windows host, and external networks. Sometimes I have seen that I have a problem accessing my server (local and same network / mask). Actual Behavior The port is not accessable. on May 19, 2024 WSL2, on the other hand, runs virtualized, so the network interface is a vNIC with a different address than that of the Windows host. Oct 4, 2024 · Learn how to install, set up, manage, and use a full Linux environment on Windows 10 & 11 PCs with Windows Subsystem for Linux 2 (WSL2). This article provides step-by-step instructions and explores the concept of port forwarding in WSL2. Then I upgraded to WSL2 Ubuntu 20. Unable to start WSL2 in NAT networking mode. This is how to access a server running inside WSL outside the host Windows 10 machine. Sep 3, 2024 · I freshly installed my System in June or July 2024 including WSL2. Find WSL's IP address. If you use the "forwarding" method described in the Microsoft docs, you will need to: Delete previous forwarding rules on each reboot (best practice, at least, to avoid leaving numerous old forwarding rules in place) Forward to the new WSL2 address after each reboot (or wsl --shutdown) Feb 17, 2023 · WSL: Connect to external network Following post describes how to connect your WSL system to another network. 2. Without this setting, the WSL will have a different subnet and will access the Internet through NAT. Jun 24, 2022 · I was using both a VPN (Private Internet Access) and Ubuntu WSL1 on Windows 10 with no problem. Whenever I create a new distribution using WSL version 2 I have no network connection. Setting up port forwarding with IP passthrough ensures that traffic from your Windows host is correctly routed to your WSL2 instance, allowing seamless connectivity for development, testing, or Aug 6, 2024 · There are several ways to mount and access physical, virtual, or network drives in Windows Subsystem for Linux (WSL2). 8. This is also why you can access a WSL1 instance using the Windows IP address from another machine on the network, but no so with WSL2. 20. Dec 18, 2020 · vim /etc/resolv. But doing this under wsl2 ubuntu doesn't work. Apr 21, 2022 · The WSL2 VM's network interface runs (NAT'd) inside (or "behind", depending on how you look at it), the Windows host itself. In bash on Cygwin, I could do things like: $ ls //servername/sharename to access a Windows shared folder. May 16, 2025 · Network Configuration Relevant source files This page provides a comprehensive guide to configuring networking for Windows Subsystem for Linux (WSL). The configuration is reset on each Windows restart and the IP addresses change each time. Things run on WSL1 but on WLS2. In WSL2, the instance is running in a Hyper-V VM with a virtual NIC that is NAT'd behind the Windows host. 144. 22. When Jun 16, 2024 · I have an Ubuntu distro running on WSL2 with Mirrored Networking enabled, so the virtual machine and the host share IP and adapter. However, it can be a complex Sep 15, 2020 · For what it's worth: This scenario is working if you use the WSL2 subsystem IP address. Because WSL2 was implemented with Hyper-V, it runs with a virtualized ethernet adapter. If you bind a port in a WSL2 distribution, it will be mapped to the same port on Windows hosts localhost interface. Localhost localhost is a WSL2 linux process, created by mini_init. Nov 10, 2020 · Option 2: Mirrored Network Mode Release 2. WSL2 will write the Jul 11, 2023 · Alternative to Port Forwarding method I wrote here, there are popular host-only method. (#10731), similarity score: 0. In this mode, the Windows network interfaces are mirrored into WSL2. wrcvmy zazj dav wwbheqi zzxa any jhu oynsfl tkfwt orbvye