Questions tagged [mdns]

mDNS (Multicast DNS) is a way of using familiar DNS programming interfaces, packet formats and operating, in a small network where no conventional DNS server has been installed.

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How to configure systemd-resolved's mDNS responder to respond to multiple hostnames?

Is there a way to configure systemd-resolved's mDNS-responder behavior so that my Linux box will respond to more than one mDNS hostname? For example, I'd like to be able to ping my linux box (from ...
Jeremy Friesner's user avatar
-2 votes
1 answer
372 views

What happened to mDNS or Bonjour? Do I need it anymore? [closed]

Bonjour used to be the way to get peer to peer name resolution, and might still be, but I'm confused about a few things. The latest page from Apple gives you v2, and it was released on 2010, approx ...
YetAnotherRandomUser's user avatar
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Why does mDNS and UPnP (DLNA) behave like this on my iPhone 8-created Access Point?

I'm trying to understand the behavior of the network of my iPhone 8's internet sharing access point (created when enabling its internet sharing). In practice the iPhone 8 acts as an AP, default ...
Andreas's user avatar
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Chrome and Edge MDNS/IPv6 operation

I have a Linux device which hosts a website in LAN. The device has IPv6 address only, no IPv4. It also runs avahi-daemon to advertise its name over MDNS. I can ping and ssh into it using its name ...
Alexandr Zarubkin's user avatar
1 vote
1 answer
1k views

Avahi publishing still failed to resolve service

I'm trying for 2 days to get the Avahi to work. I want to publish my web application on SBC with Debian 10.13 (kernel 5.10.77) but when I do avahi-browse -a -r -t I always get: + eth1 IPv4 My ...
Daniel's user avatar
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1 vote
1 answer
329 views

Why does Windows 10 mDNS response handling take 10 seconds?

I'm seeing this issue when trying to resolve mDNS names. For example I have a Raspberry PI on my network connected via Ethernet. And when I try and ping it via it's mDNS name Windows takes about 10 ...
fret's user avatar
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4 votes
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.local domains stop working in Windows 10 2-5 minutes after reboot

There are some existing questions related to this issue, however none of them are quite the same, nor do any of them provide a resolution. Here's the question which most closely fits my issue (but not ...
Emmett Pickerel's user avatar
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1 answer
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Setting up a Bonjour name server

I've been following the official documentation for DNS-SD on setting up a Bonjour name server. That is, a wide-area DNS server. The instructions seem quite old, given some of the things it refers to ...
Noldorin's user avatar
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3 votes
2 answers
3k views

Is it possible to use a different TLD for mDNS other than .local?

If I don't want to use .local for mDNS services, can I use a different Top-Level Domain (TLD)? Say for example, could I setup a few home NAS devices, and name them something like: movies.nas pictures....
DaMaxContent's user avatar
1 vote
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avahi-daemon stops randomly on Raspberry Pi 4

I have a fresh installation of Raspberry OS on a Raspberry Pi 4. Avahi is running and can be queried by other hosts. The problem is that after "some time" (1 minute, sometimes 5) it stops to ...
lbedogni's user avatar
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How to install libnss-mdns in centos7

I have a requirement to migrate a service from Ubuntu image to centos image. I am having problems installing yum install avahi-daemon libnss-mdns services. I found the name of avahi-daemon's ...
moluzhui's user avatar
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2 votes
1 answer
1k views

avahi-resolve failing for services on local machine

I'm trying to setup newtek NDI for video streaming on local network. NDI uses mDNS for service discovery as described here. I already have NDI services running on windows machine and iOS device and I'...
Mutant Industries Ltd.'s user avatar
2 votes
0 answers
2k views

Republishing mDNS to another network

Is it possible to configure a DNS server to "republish" (actually: forward requests to) a multicast DNS system on a network it's on? To give a concrete example, I have a site-to-site VPN set ...
Scott's user avatar
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No bonjour discovery even in TAP\Ethernet-bridge mode OpenVPN

I have a remote printer/scanner on a network that is accessible to me via OpenVPN server tap running on Ubuntu host. IP printing is fine, its the scanner service i need using tools on my client ...
Jr M's user avatar
  • 21
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1 answer
2k views

How to read mDNS response so I can parse it?

I know nmap has mDNS service discovery script but it wasn't helpful in my case as it doesn't include the correct service names. So I want to parse the following response as caught in wireshark, any ...
ALGO's user avatar
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1 vote
1 answer
2k views

How to configure an IPP-driverless printer with static IP address in CUPS?

I've recently bought a new network printer and it supports driverless printing over IPP. It works out of the box on Ubuntu 20.04 using CUPS with cups-browsed configured like this: ...
gertvdijk's user avatar
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Why is my Virtual Machine sending MDNS requests in the internal network?

Following setup: Windows 10 host system runs 2 Ubuntu 20.04 Virtual Machines from VirtualBox. Both the VMs have their network adapter set to "internal" mode, which means only an internal ...
jjulianf's user avatar
0 votes
1 answer
855 views

Avahi gtk style provider error/ avahi-daemon won't start

So, just got a Raspberry Pi, and I'm trying to connect to it via mDNS. However, when trying to start avahi-daemon on my WSL2 kali-linux distribution sudo service avahi-daemon start I get Starting ...
ZackT's user avatar
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2 votes
0 answers
2k views

How to force Windows to resolve LAN hostnames via DNS?

Forget everything you've read about Windows hostname resolution, because it's wrong when it comes to LAN (unqualified) hostnames. No matter what I try, Windows will not contact the configured DNS ...
HunterZ's user avatar
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1 answer
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Firewall logs show query replied back to mdns

This setup is from the network (192.168.29.0/27) in VMware Workstation as in the Network Diagram I have setup a Windows Server VM (192.168.28.47/27), and a firewall VM NIC (192.168.1.21/24) which is a ...
Huud Rych's user avatar
2 votes
1 answer
319 views

Multicast configuration for mDNS

I just bought a pair of Nexuslink 2000PT powerline adapters. These are identical to the Comtrend PG-9182PT. It turns out that my Chromecast's mDNS broadcasts are unable to make it through the ...
Craig H's user avatar
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5 votes
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1k views

dnsmasq for looking up `.local` domains on the clients that don't support mDNS

mDNS (e.g. avahi, bonjour) allows a machine to advertise itself as machine-name.local on its LAN, and allows clients to look it up by that domain name instead of by IP. Most platforms support mDNS out ...
Peeyush Kushwaha's user avatar
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1 answer
1k views

Can only see MDNS packets when I look for DNS packets

I'm playing with Wireshark and want to inspect some DNS packets so I flush my dns using ipconfig /flushdns and entering a url in my browser (Google Chrome). While I expect for a DNS packets and only ...
chendoy's user avatar
  • 125
3 votes
1 answer
3k views

Reset mDNS service on Windows 10 without rebooting

Summary Sometimes multicast DNS (mDNS) on my Windows 10 desktop gets hung up and doesn't resolve the names of other devices on the network. I am connecting to SSH and web services running on several ...
Trevor Sullivan's user avatar
4 votes
1 answer
4k views

Best choice for private/home network TLD? Overlap with mDNS?

I'm trying to make my home network settings sane and I noticed I have a mix of TLDs with .local and .localdomain (the latter is the default of my Ubiquiti Security Gateway). I understand that .local ...
DaveBurns's user avatar
  • 142
6 votes
1 answer
5k views

How to continually run mDNS on Windows 10?

I'm facing issues enabling mDNS in Windows 10. I've implemented the solution provided in this question and it works, but after running PC 24 hrs it vanishes and Bonjour Services can't find any mDNS ...
Hamza Hajeir's user avatar
5 votes
1 answer
4k views

Broadcast mDNS for another device

I have a custom/experimental device (D) on my home LAN with a static IP running an HTTP server. For reasons that are not important to this question, (D) cannot run mDNS. I have another full-fledged ...
kabZX's user avatar
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mDNS on a large domain

I'm working remotely on a corporate VPN and I can connect to our intranet webpage using the server IP address. I read it may be possible to instead resolve using http://servername.local/ourwebsite ...
jiggunjer's user avatar
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2 votes
1 answer
1k views

How to enable printer discovery using DNS-SD?

On Centos 8, I run lpinfo --include-schemes dnssd -v to discover printers, as suggested by CUPS documentation. Suspiciously, the command returns immediately without discovering anything. tcpdump ...
berndbausch's user avatar
0 votes
1 answer
392 views

How are hostnames assigned on macOS?

I'm using some application software which I have installed on an Azure VM. I have a MacBook laptop which I use to connect to the Azure VM, using Microsoft's Remote Desktop client for Mac software. ...
Rob's user avatar
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1 vote
0 answers
456 views

Multicast DNS really slow to respond in macOS Mojave

I have a Macbook Air running 10.14 Mojave, and an iPhone with a certain app that needs to sync via WebDAV with the Mac from time to time. The way I configured it is to add in the app's settings http://...
PaulJ's user avatar
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3 votes
0 answers
3k views

mDNS / DNS-SD on Windows 10 stops working when the network change

I was trying to discover services through DNS-SD protocol. To enable it on Windows 10 (version 1909), I followed this answer. However, after the network change, it stops working. No matter you try to ...
fabianoriccardi's user avatar
0 votes
1 answer
641 views

How can work the local name resolution?

I have an Arduino Yun connected to my LAN as client, and this is not my dns server. I can reach it using its hostname: http://arduino.local How can I reach it without a DNS record? I ask to Arduino ...
Tobia's user avatar
  • 2,261
0 votes
1 answer
466 views

Time machine Detection over VPN via DNS-SD?

I'm running a local DNS server in my home network (dnsmasq) and a Netatalk instance for Time Machine over WiFi. Due to limitations of Multicast over my VPN setup, my Time Machine does not get ...
Blaubaer's user avatar
0 votes
1 answer
697 views

Is it possible to find the Group IP of a local musticast network

I want to find the IP of the Multicast Groups I have joined. But, all the IP's obtained from netstat -ng are these: root@me:~# netstat -ng IPv6/IPv4 Group Memberships Interface RefCnt Group ----...
mranon's user avatar
  • 3
4 votes
2 answers
12k views

Linux command to get mDNS Service discovery and to get its IP Address

I am broadcasting mDNS service from my WiFi module. I need to discover that in my Linux PC and get its IP address. I used mdns-scan command and I am getting the Service name listed. I used avahi-...
Naveen G S's user avatar
0 votes
1 answer
2k views

mDNS not working for Raspberry Pi Zero W

So, I've just got a Raspberry Pi Zero W and installed Raspbian Stretch Lite (headless Debian Stretch). I was able to configure WiFi in headless mode and the Raspberry connected to my home WiFi network....
madhead's user avatar
  • 564
3 votes
1 answer
4k views

How to make .local resolve not via mDNS on Mac OS Mohave?

My ISP provides useful service on .local domain which is absolutely necessary. But I can't ping it from my Mac PC. I found out that the "problem" connected to Bonjour service and all .local domains ...
John Smith's user avatar
1 vote
2 answers
3k views

dig command does not show A records

I brought up a DNS server on a Fortigate 60D. However, instead of dig giving me all the A records I defined (about 80 of them), all I see is this (note the lack of any lines of the form local. ...
boardrider's user avatar
  • 1,145
0 votes
1 answer
1k views

Debugging name resolution with Windows and APIPA

For lab equipment I use default settings everywhere and they use IP auto configuration (APIPA aka zeroconf I think); I've put them on a private switch. I was always able to to address them via their ...
divB's user avatar
  • 587
0 votes
1 answer
1k views

Firefox DNS resolution order

Do you know what is the DNS resolution process order of domain names in Firefox? Has the hosts file proprity over DNS server? Has the hosts file proprity over mDNS names in the network or mDNS is ...
Tobia's user avatar
  • 2,261
1 vote
1 answer
1k views

Wired and wireless mDNS/Avahi discovery (Google Home/Chromecasts)

My network looks like this: [ pfSense Router ] - [ TP-SG3210 Switch ] - [ Netgear R7800 running OpenWrt ] The R7800 is running as an AP. No VLANs. Wired: nVidia Shield TV Ubuntu Server Wireless: ...
Doug's user avatar
  • 111
0 votes
1 answer
2k views

avahi mdns not working on all systems

I have three systems running Fedora, named: dragon, wyvern and griffin. I am seeing strange mdns behaviour: From dragon, I can ping and ssh to all of dragon.local, wyvern.local and griffin.local ...
lvc's user avatar
  • 193
28 votes
2 answers
82k views

How to enable mDNS on Windows 10 build 17134?

I am looking for a way to resolve .local addresses in Windows 10. Windows itself also includes mDNS support, but that appears to only be available for Modern API applications. In the past, the ...
Kevin Keane's user avatar
2 votes
1 answer
4k views

LLMNR vs DNS - Why is 'ping' using llmnr instead of dns, unless I append a '.' to the hostname, and why is llmnr not working?

I am operating on a LAN closed off from the internet, and there are a few devices (A, B, C, ...) connected via ethernet cable to a single router making this LAN possible. Operating system on all ...
Hybr13's user avatar
  • 23
0 votes
1 answer
736 views

Chromecast mDNS burst slowing down PCs

Starting a few weeks ago, at seemingly random intervals, 3 of 5 PCs will lag at the same time for a few seconds to the extent where mouse and keyboard input is delayed and VoIP calls are dropped. ...
mythofechelon's user avatar
3 votes
0 answers
2k views

Is it possible to run multiple mDNS responders (for DNS-SD) on the same host?

I'm trying to design a P2P protocol where several user applications in a residential network can discover each other. I've looked at various service discovery protocols, most notably DNS-SD with mDNS. ...
Bergi's user avatar
  • 334
0 votes
0 answers
125 views

Seeing mDNS domains outside my LAN

A couple weeks ago, I installed a new router. Doing so, I switched my modem from router to gateway mode. After doing this, one day my Apple TV started showing up as 'Apple TV (2)'. It's been a busy ...
Matthew G.'s user avatar
6 votes
1 answer
9k views

How do I get mDNS (avahi) to work on Windows Subsystem for Linux?

I've followed the last example in this thread: https://github.com/Microsoft/WSL/issues/384 In other words: ~$ sudo service dbus start * Starting system message bus dbus ...
Andreas's user avatar
  • 650
2 votes
0 answers
602 views

Multicast DNS over SoftAP on Win10 IoT

When I connect my Win10 IoT board to a WiFi, I can connect to its web interface from macOS via http://minwinpc.local:8080. The resolution of the hostname happens through multicast DNS, as can be ...
Etan's user avatar
  • 121