Questions tagged [avahi]

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. This enables you to plug your laptop or computer into a network and instantly be able to view other people who you can chat with, find printers to print to or find files being shared.

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How to fix stuck CUPS printer shared by remote

I have a server with two USB printers and multiple clients with Debian Bullseye. Clients are spread across LAN with same IP subnet and WLAN with a different subnet. The server shares both printer via ...
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Avahi daemon reflector not constantly relaying

I'm using the avahi daemon with the reflector option as a "proxy" or "relay" between two vlans. Devices announcing airplay and printer service on VLAN1 should be also available on ...
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Hostname renamed to LINUX by unknown service

My linux lite laptop has hostname set to logan-asus. $ hostnamectl --static hostname logan-asus $ hostnamectl --transient hostname logan-asus I have avahi daemon and ssh server running and when I ...
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Avahi mDNS not working on wireless interface

Avahi daemon only works when I have a ethernet cable connected and the eth0 interface is up. When only a wlan0 interface is active, I cannot access via hostname.local. I tried set option allow-...
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Avahi not honoring its own /etc/avahi/hosts on the same machine

scenario I want to use a mostly relatively light-weight way of associating IP addresses with hostnames. For this, I've installed Avahi and mdns/nss on my Fedora distro. I've like to use the pseudo-tld ...
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Avahi-daemon can't reach the network

I am working on an embedded Linux device that is utilizing the avahi-daemon to publish services to other devices in the LAN. The device has 2 active network interfaces: eth0 and wlan0. I will call ...
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Can't ping server that resolves using avahi-resolve

I have a server I've discovered from a Manjaro client using avahi named unaha-closp. However, when I ping it I get: ping: unaha-closp.local: Name or service not known In /etc/nsswitch.conf my hosts ...
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Install avahi-tools on Centos 9

I want to use avahi-browse on Centos 9. I have installed the avahi package but i cannot find the avahi-tools package.
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List all services and ports a host advertises over avahi

Using avahi-browse -ar, you can see advanced information about all hosts on a network such as the ports and txt sections. It's quite verbose however and I don't need info on all hosts but usually only ...
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new MINT installation: printer not available: is cupsd-browsed running?

I have reinstalled debian (bullseye) MINT clean and printing fails - no change from default installation! I have tried with a cupsd.conf file copied from an installation where printing works, but ...
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avahi-resolve works but mdns

I have an updated debian 11 (bullseye) setup and want to use avahi to connect to locally connected computers. avahi works, for example: avahi-resolve -n4 prag11mono.local gives prag11mono.local 10.0....
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avahi gives correct ip for local name, but ssh connects to 127.0.0.2

I have a current bullseye debian system with avahi installed and observe a puzzling problem: avahi-resolve gais.local -n4 returns: gais.local 10.0.0.106 which seems correct. However, ping or ssh ...
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Ping on LL IPc4 works only few times

I came across a problem that I don't comprehend. Would someone be so kind to help me understand? I have Linux embedded devices and PC on the same link. The embedded devices have avahi-daemon and avahi-...
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What is the difference of the Netatalk package and the Avahi package?

I am a beginner and following some online tutorials for using linux as a NAS and connecting to a mac. Nearly all tutorials talk about the need for using Netatalk and Avahi. Both seem to be networking ...
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How to un-publish a DNS-SD service?

Suppose I have dynamically published a DNS-SD service using avahi-publish, as in avahi-publish -s "My service" _myservic._tcp 1234 How can I un-publish it without restarting the Avahi ...
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How to find out ip of local-link-ed linux? (make one discoverable by ip, broadcast, discovery, avahi)

I connected two Linux PCs with local-link directly. I now want one to know e.g. ipv6 address assigned by local-link connection. I've tried web search for discover and make discoverable, etc. and found ...
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Avahi-browse Command Shows Same IPv4 address For eth0 & wlan0 , even wlan0 is not configured

When I am running the command [avahi-browse -t -a -r -k] on my machine which is showing me the same ipv4 address for both eth0 & wlan0. Even if I am not configured wlan0. If I am supposed to ...
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multiple DNS services

On my Fedora system : a simple PC workstation behind a provider box with an extra laptop also on Fedora, I have dnsmasq, avahi-daemon and systemd-resolved which all manage DNS connections. avahi-...
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Ubuntu 20.04: Permanently disable a service start at boot

I am using Ubuntu 20.04. I have tried to stop and disable the avahi-daemon as below: $ sudo systemctl stop avahi-daemon.service $ sudo systemctl disable --now avahi-daemon.socket $ sudo systemctl ...
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How can I advertise a VNC service over Avahi?

I have a home network with two Macs and a PC running Debian (and possible other distros in the future). I currently have Avahi set up on the Debian PC along with Netatalk, advertising the PC as an ...
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DNS resolution not working after avahi installation

I installed and set up avahi and nss-mdns according to Arch wiki (I'm on Arch) and disabled systemd-resolved's multicast dns, but now dns resolution fails on my machine entirely. I then tried ...
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rhel 7.x machines unexpected failure and message file

we have today strange behavior with our Linux server rhel 7.6 from some reason server goes down and from the messages file we can see that server stop be available on Oct 16 18:17:22 after some ...
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How to avoid IP collisions of RNDIS devices?

Scenario is like this: I have a couple of devices using autoip and mdns over rndis (ethernet over USB) to connect to a host: You connect them with usb, the PC detects an rndis device, both ends choose ...
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WARNING: No NSS support for mDNS detected, consider installing nss-mdns!

I have cross compiled avahi-0.8 library for MIPS plateform. I am able to run avahi daemon on consol. but getting below warning : WARNING: No NSS support for mDNS detected, consider installing nss-mdns!...
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systemd-resolved browse for mdns services

Can systemd-resolved be used to browse for mdns services the same way like avahi-browse? For example: $ avahi-browse _smb._tcp + eno1 IPv6 PC1 Microsoft Windows ...
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What is the difference between resolvconf, systemd-resolve, and avahi?

I'm currently working on a project that has required some DNS troubleshooting. However I am fairly new to the wonderful world of networking and I'm at a bit of a loss as to where to begin. My specific ...
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How to configure avahi/nss_mdns to append .domain when using short names

I have environment with 2 or more servers (Ubuntu 18.04) each running avahi-daemon. Avahi configuration file looks like: [server] host-name=n11 domain-name=alocal browse-domains=alocal use-ipv4=yes ...
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575 views

IPv6 direct connection

A project (Linux based) I am working on requires an IPv6 only network interface which can be accessable via mDNS when connected to a network or when directly connected to another machine. The ...
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Can't resolve hostname.local on LAN

I used to be able to ssh user@hostname.local between machines on my LAN but it is no longer working. I can ssh using the IP of course, but it's DHCP so it may change from time to time. Both machines ...
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Are Avahi and Bonjour compatible?

I would like to set up a network printer on my Linux desktop (Parabola GNU/Linux, derivative of Arch) so that my wife can connect to it with her Macbook. I understand that Linux uses Avahi to share ...
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What is the avahi daemon?

I just learning about daemon, by that time I came know avahi daemon can you please explain detaily about avahi daemon and why linux has a avahi user ?
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Routing zeroconf interfaces

Please excuse the long description here, but I think it's worth explaining the setup before asking the question: I have 2 usb Ethernet devices connected to my machine (debian) which configure ...
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forwarding avahi-daemon socket to chroot

I have a raspberry pi 3b+ installed with raspbian stretch and I have installed an i386 chroot. The problem is the CUPS server require avahi-daemon for printer discovery and I haven't been able to ...
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Bonjour/Zeroconf not working properly on Ubuntu 18.04

I have a raspberry pi (Raspian) running a nodejs http page. The pi has a hostname and uses Avahi to advertise it. I have the Bonjour service running on my Windows PC and I can access the page just ...
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1 answer
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SSH is unable to resolve local domain names

I'm trying to connect to several computers via their hostnames since they get their IP via DHCP. I can successfully ping the machines via ping host-01.local. ping, wget, avahi-resolve and even ...
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Is it advisable to remove Avahi and CUPS-browse?

From time to time, Avahi takes 100% CPU and CUPS-browse delays the system shutdown with the message "a stop job is running for make remote cups printers available locally". I know Avahi finds ...
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How does avahi enable mDNS and expose it via LAN with ipv6 compared to Apple's mDNSResponder?

I'm using a device with Linux 4.9 and systemd-networkd. With ipv4 everything is ok, so I want to talk only of ipv6. In fact, I completely disabled ipv4 to use ipv6 with DHCP. So this is my initial ...
2 votes
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systemd.networkd: how to set default link-local address?

systemd-networkd: Is it possible to configure default link-local address, which will be tried as the first one? Something like '--start=' parameter for avahi-autoipd.
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How to configure ipv4 Link-Local on Linux with systemd-networkd without violating RFC3927 specifications?

I'm using an embedded device with Linux 4.9 and systemd. I configured systemd-networkd in this way: [Match] Name=eth0 [Network] DHCP=v4 [DHCPv4] UseHostname=false How can I setup Link-Local only ...
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How can I limit engagement with a large office LAN?

I work in a large office building with hundreds of other computers on the same LAN. I don't have any reason to communicate with most of these computers, and when I do, it's always on an "opt-in" basis ...
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Debugging mDNS with Avahi across Linux and macOS

I have a network of elementary Loki (Ubuntu 16.04) computers at home which work great and can be accessed over mDNS/Avahi. ping juggernaut.local works as expected, and I can reach hosts both ways over ...
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can't boot Linux due to Login service failing to start

I am having a bit of trouble with my linux mint 18.3 (based on Ubuntu 16.04) since I can't manage to properly boot it on my computer. I have a dual-boot and windows launch properly, so there is that. ...
2 votes
1 answer
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Converting 'ifconfig wlan0:avahi ...' command to use ip instead of ifconfig

I am currently working on setting up a wireless mesh network using babeld as the routing algorithm. The documentation is very sparse, and most of the configuration guides I've seen online are using ...
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Why does Avahi see my network printer but CUPS doesn't?

I've set up .local hostname resolution, started cups-browsed and restarted org.cups.cupsd.service. avahi-browse shows the WiFi printer: $ avahi-browse --all --ignore-local | head --lines=1 | tr --...
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Why is the status message for avahi-daemon.service permanently "starting up"?

$ systemctl status avahi-daemon ● avahi-daemon.service - Avahi mDNS/DNS-SD Stack Loaded: loaded (/usr/lib/systemd/system/avahi-daemon.service; enabled; vendor preset: enabled) Active: active (...
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Cannot receive DHCP OFFER

Recently my ethernet connection can't work. Seems that I can't receive DHCP OFFER sending by the DHCP server. My computer : OS : Ubuntu 17.10 Kernel : Linux version 4.13.0-38-generic (buildd@lgw01-...
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Where can I find the drivers of a Unix printer? (Arch)

Earlier today I went to the AUR repository and downloaded this driver https://aur.archlinux.org/packages/brother-hll2340dw/ for my printer. It turns out, I didn't even need a driver at all and Avahi/...
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How to publish multiple IP addresses belonging to different interfaces of the same device through Avahi Daemon?

I have a Raspberry Pi 3 Model B. I'm using it as a local Web Server. I want to publish the IP address of the Server on the local network for which I've used Avahi Daemon. My Pi has two interfaces, ...
5 votes
4 answers
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avahi-browse -a does not show any results

I have avahi-daemon running on a Debian 9.1 server; however, avahi-browse -a does not display any services in my home network, consisting of a single 192.168.178.0/24 network. I can access all clients ...
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Reliable network client discovery (not mDNS?)

I have (Linux-based) devices on a DHCP/ IPv4 network whose UI is via browser/ mobile app (over the LAN.) The tricky part is discovery of the device's IP address. We've been trying to use mDNS/ DNS-...
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