Unifi multicast dns not working. Choose a VLAN ID, do not enable network isolation.
Unifi multicast dns not working. Someone may explain why I'm wrong though.
Unifi multicast dns not working I've tried everything: IGMP snooping, enabling STP, enabling multicast DNS, turning off all smart optimisation features. Just wanted to verify here that I got it right (if not i might as well switch it off again) My understanding is that it will allow devices to do “discovery” of other devices across vlans. Sep 21, 2024 路 Mate it’ll be super helpful if you make a new post on it with ‘UniFi Cloud Gateway and Multicast EETV Working’ as the subject then just mark it as solved. ddns. Did Ubiquiti make a change so we can't use external dns servers or are there new configurations? My UniFi has 3 major networks, but within that have 2 additional ones, ie. no-ip. In the unifi router I have set the pi as my DHCP DNS Server: On my pihole I have set the router's IP as the upstream DNS server: With local DNS forwarding activated: Since I have been using it for a while now without any Jul 25, 2021 路 I’ve used ESPHome for a while now and I know I could always go back to "status_use_ping": true but I like to take on a networking challenge. I fixed this by doing the following: Should I be able to enable the mDNS setting for my IoT network without a proper Unifi router? Is the issue likely on Unifi or on opnSense, and how do I find that out? Thanks! DNS works using UDP Port 53. com. Sep 24, 2013 路 Our Staff Network (using Domain Controllers as DNS/DHCP) now need to resolve DNS on other Vlans they have access to. And so far my UDM SE has been flawless. Multicast and broadcast control restricts the ability to send multicast or broadcast traffic, and allows you to define a list of exceptions. 4 GHz band 5 GHz band connected to UDM and also tried UAP-AC-Lite Unifi OS: v3. For my internal network Multicast DNS was not enabled which was the worst problem. Both Home Assistant and the ESPHome dashboard use mDNS to identify the IP address of all ESPHome nodes on the network. gateway file. Not saying he's wrong, just proposing other information I've seen. More information about the new UniFi release, 7. After removing the cloudflare dns servers and changing DNS to auto, everything is back to normal. If the nslookup doesn’t work, look at the top two lines, it shows the DNS Server that is being used for the query and the IP address should be in your If you have Sonos devices in your UniFi network, you may experience some of the following symptoms which may appear unrelated but are a consequence of broadcast storms:. Check your DHCP settings in Settings > Networks to see which DNS servers the UDM is handing out. Under network select enable for dns multicast enhancement. It's also a mDNS reflector and not an mDNS repeater, which is set up in the config. xxx network for IOT. The way this works is hostnames can be found in your local network via mDNS. These steps will install the multicast-relay script to re-enable this. 68 My DNS-server's IPs: Just upgraded to a Dream Machine SE and I'm looking to tweak the settings for home use. If the above fails, try setting up a 192. 10. You will not clash with other networks using . localdomain instead of . 0/24 Gateway: 192. Make sure there is nothing (e. DHCP Snooping enabled. If the clients are listening without submitting a join request, or if they are submitting an incorrectly formatted join request, they will not receive the multicast stream. I also had trouble reaching local devices. If it the DNS Client service does not receive a response from any DNS server, the DNS client sends the query to all DNS servers on all adapters that are still under consideration and waits eight seconds for a response. Multicast streams are forwarded only to network devices that should receive them. 8 and 8. Step 2: It seems unifi ignores the DNS-server I've set under DHCPv6/RDNSS DNS Control for my networks and just sends out its own IP as DNS. x for AT&T Fiber. When browsing the unifi controller setting i bumped into mDNS. Thank you for feedback. The implementation of mDNS on UI's Unifi line of routers has never been ideal. My DNS server is at the site with the USG Pro and I cannot get it to resolve hostnames at the site with the UDM Pro. I use a vlan 10 for my IOT devices including my HA. 25) as an example. The Fowarders for both staff and the other vlans are configured to Google DNS. It's been this way with unifi ever since they released the full network stack. Now this will work of course, but the DNS servers from your ISP are not the fastest ones. I'm still learning the ropes on networking. Yeah you shouldn't need that on out--> in unless you removed the deny all not above rule. 3) on a kubernetes cluster on a raspberry pi with a unifi dream router. To properly configure the UDM-Pro, some work is needed. When the router gets a new IPv6 lease or address assigned, it sends a router advertisement message to the whole LAN subnet via a multicast address which everyone on that subnet receives. it will stop working). After that everything worked fine again. I found that I did not need the mDNS rule for AirPrint to work. We have also enabled the MULTICAST DNS + Multicast Enhancement option in the UniFi controller for all SSID/Global. 8, 8. 1. 0/4) 2002: Airplay -> LAN: Allow Airplay All protocols, Source group of airplay devices on 'airplay' ports, Any Destination Airplay ports are: 7000, 6002, 49152-65535 2003: Various blocks UI broke cross-VLAN multicast DNS in some version after 3. 5 in total. In computer networking, the multicast DNS (mDNS) protocol resolves host names to IP addresses within small networks that do not include a local name server. Now some of them are red! 馃檨 I’ve tried to find out why some of them are green and some of Much more. Feb 14, 2021 路 The Enable Multicast DNS option in the UniFi web interface enables the reflector, not the repeater. I have Fidium Fiber into a UDMPro feeding a Synology NAS, about 3 Windows PCs, a Unifi AP, a few Unifi cameras, printers, a bunch of other stuff. Before moving to this mDNS solution, I was using Avahi service that was working as expected. One comum misunderstanding is the multicast part. Dec 12, 2023 路 GUEST-VLAN - not trusted - this contains not trusted clients including devices from work Make sure the device you use to configure your Unifi Network remains in LAN until you finish configuring the firewall (see at the very bottom). UniFi OS 3. Other changes made as a part of testing were to confirm Avahi/mDNS service settings on pfsense and confirm no DNS issues as the Unifi CK was reporting a DNS resolution issue for the headset while it was having casting issues. 251; Port: 5353 UDP; SSDP: Simple Service Discovery Protocol. This enables the IGMP querier service on a UniFi gateway such as the USG or UDM, letting it create multicast groups which should improve Multicast traffic such as video or audio streams. I'm working on that a bit more now Mar 17, 2022 路 After much digging, testing, and head-scratching, I was able to get it to work. The DNS on those vlans are all the routers (we have 4). I install Ubiquiti Unifi networks exclusively as part of AV / home automation systems. local domain when using multicast-relay solution. I am trying to get this to work for at least 12-Months and I can still NOT control my Sonos speakers. Sep 2, 2024 路 UniFi Gateway - Multicast DNS; UniFi Gateway - IGMP Proxy (IPTV) UniFi’s Multicast Management settings, as of version 8. The most common symptom when there are mDNS related issues in a network is rendering bridged devices in smart home apps as offline or even prevent 1Home Server from I did turn on the VLAN interface for the VLAN I needed multicast from on the switch settings tab and I assigned the VLAN interface a static IP address on the LAN. However, the functionality does not appear to work as expected on the UDM-Pro (opposed to the USG, which seems to work as advertised). There's also some multicast options under the AP. Interface : WAN Service : noip Hostname : fake-foobar_because_reddit. 50. The Cloud Gateway then forwards the request to the DNS server that is given by your ISP. Conclusion. I can only tell you that it absolutely hands out the DNS servers I configured - on all networks, those managed by UniFi and those not. So it seems it will preferentially pick the first server but after that it escalates to multiple ones. . 4) Created a separate network Disabled/enabled settings IGMP snooping Multicast DNS IPV6 disabled UPnP Multicast Enhancement Band Steering BSS Transition 2. If everything is working as intended you can ignore it. Split DNS, DoH/DoT, caching, pihole-like functionality the service is a joy to use. It should be the UDM's own IP, not 1. Hi, I configured the DNS with the Google's ones, what do you mean by "turn on the ipv6 router broadcasting for each vlan as well. In my experience AirPlay 2 devices being slow to populate is from multicast enhancement + igmp snooping being enabled. It's been pretty consistently stated on the UI Community forums and on here that that settings blasts your multicast traffic to the WLAN interface as well, which isn't very secure. This subreddit is here to provide unofficial technical support to people who use or want to dive into the world of Ubiquiti products. x no longer supports podman. I've seen past guidance on printers, but that seems outdated with the new Unifi interface. mydomain. Also I guess in theory Ipv6 --> could work to route inbound but assuming a stateful FW it should only be working if an internal resource initiated But I don't see why internal would be attempting for a resource externally with multicast. I’ve seen other people on here using UniFi gear, so I assume it’s some specific setting. Needless to say, all my HomeKit stuff is acting much better (perfect) now. But entering the domain name in the browser takes me to a google search for that name. 24. If it does, complain to Polycom. This was the main killer for me. I had a strong feeling that my firewall rules were not the issue as I did not see any denied traffic from my IoT to Main VLAN. You might run into some things if you configure the same host using mdns and dns, but your resolver should/can take care of that. Dec 1, 2017 路 I would investigate the settings for WiFi on the guest network. Here's "my settings". Without it, your Sonos controller app will not be able to discover your speakers on the other VLAN, whereas if your controller and speakers are on the same VLAN (you Second, make sure to enable mDNS. Feb 5, 2024 路 Multicast DNS Set to Off: Untick the “Multicast DNS” box. Go to Settings and Networks; Within the Global Network Settings enable Multicast DNS and add the networks with devices which need to cast. I have this setting applied to both LAN and IoT networks. Settings > Networks: Create an VLAN for the IPTV Under "Global Network Settings" Enable "IGMP Proxy", then select only the IPTV VLAN you just made. com and all of a sudden my DM stopped updating the dynamic address i have set it to update. Test Discoverability from the appropriate mobile apps. I had been following this Reddit post Btw, Unifi routers just use dnsmasq under the hood and you can easily add any local DNS record you want in SSH by modifying the dnsmasq configuration. I have my main network where my PC, mobile phones, etc are connected and an IoT network where my TV, Chromecast, etc are connected. DNS flops on the IoT network only. com The mdns component makes the node announce itself on the local network using the multicast DNS (mDNS) protocol. I've created a local DNS record, and set the UDM as the DNS Server. Doesn't this mean avahi is working and the mDNS messages are getting across the subnets/vlans, but for some reason it's using the . com # New DNS server dig @10. com # No device at this address dig @10. Sep 21, 2024 路 Just wanted to post up the solution for getting the Ubiquiti Cloud Gateway Ultra Router working with the BT EE IPTV boxes. Hi, has anyone got the mDNS feature to work? I cant find my airplay devices, even tho I have my network listed in the settings. 91 can be found the official community post on Ubiquiti's site. Multicast DNS is active on the UniFi Gateway and forwards multicast traffic from devices between different networks (VLANs). 1 and see if that resolves the IP issue. The Port Isolation is used to limit access between clients by placing them in the same isolated port group. Things are working fine although I continually see these “anomolies” and wondered if anyone may be able to point me toward resolving this. I can do dig requests against IPs in this subnet that are not attached to any device and it will respond to DNS requests so like: # From 192. local. Hello all, I'm new to Unifi, I'm having great trouble making Chromecast work across VLANs. During the install it asks some questions such as TV provider and then it will configure the rout Jan 2, 2022 路 The problem Detected that ESP32 devices are not properly announcing mDNS . 10 cnn. If you’re using VLANs, mDNS might not work across them by default. My iPhone which already had the Sonos discovery previously completed still worked and PCs and Macs would not complete discovery. local, since it is not advertised on the dns root. As a first step I have enabled Multicast DNS for the above mentioned networks. Source : Hello! Thanks for posting on r/Ubiquiti!. Not all networks are managed through UniFi but the majority is - that is, all except DNS. 15 Network: 7. Long story short - I noticed some multicast issues last month where Google Homes and other IoT devices were not being discovered at times (it was intermittent and not predictable - which of course made troubleshooting all the more fun) - I struggled with every combination of settings - IGMP snooping on/off, multicast enhancement on/off, enforcing minimum data rates - everything. The repeater is not exposed through the UniFi Controller GUI. Forget the old network on your ChromeCast/AirPlay clients and connect them to the new WiFi Network. Port 5353 is mDNS, most commonly used by Google Chromecast (and some Bonjour enabled printers/devices). I beat my head against the wall trying to figure it out. 7 DNS provides various custom DNS record types that can be resolved by devices. It is a zero-configuration service, using essentially the same programming interfaces, packet formats and operating semantics as the unicast Domain Name System (DNS). I also use multicast-relay and in the logs I do see the messages, but my airplay devices are still not showing up. Changed UDM dns servers to Google (8. Oct 29, 2023 路 About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright The most common reason for this to not work is because the certificate used to authenticate your console with WiFiman has expired. Jan 25, 2022 路 The network was working fine, but recently has been preventing me from discovering some (but not all) airplay devices over wifi. I had read somewhere that without an IP address for the switch on the VLAN its not able to setup its multicast groups properly. 0/24 IoT 192. Jan 11, 2024 路 For me the solution was to remove the matter integration from HA and reinstall it. Each of these will respond. Using . First thing I noticed was the Wi-Fi Multicast Enhancement was enabled on a few Wi-Fi networks. e. If it is in the local DNS entries on the Pi-Hole (Local DNS -> DNS Records on the left panel) or if it is cached then the Pi-Hole will return it without going outside the network. 0. 200. But I may have been dealing with some dns caching so not sure my testing was valid. They respond a bit slower and also Oct 13, 2023 路 Regardless of whether it is officially supported, which I can’t answer, it works across VLANs. Note: This will break connectivity of other services using multicast or broadcast traffic unless you add them as "Exceptions. Mar 21, 2021 路 Hey, I recently installed a new Unifi 24-port switch and a NanoHD access point. Guest) and this still works as long as you enable Multicast DNS in the UniFi network global settings for the networks that need it. Even with the new settings on 2. Everything works great, except various services that rely on bonjour or similar protocols are unreliable. The DNS server is not involved really. You have dhcp snooping disabled which fyi is handy for automatic client identification fwiw. No matter what I set in the network settings it seems like the AVAHI service will not spin up: I SSH'ed into the machine and noticed that in the run folder the folder "avahi-daemon/" and the file "avahi-daemon. there is no VLAN 12 can see VLAN10, 11 in Mac finder sharing (multicast dns work) VLAN 12 can connect to VLAN 10 and 11 and 21 device through IP VLAN 20 can't see VLAN 10, 11, 21 in Finder sharing (multicast dns not work) VLAN 20 can connect to VLAN10, 11, 21 through IP address All network can connect internet through UDM-Pro Also I've played around with some of the settings but and haven't figured it out (multicast dns checkbox). Jan 20, 2023 路 Please follow the below template, it will help us to help you! I am running pihole (version 2023. The IP address used is 239. You can use it both with mdns and with a locally running dns server. InterVLAN routing is configured & all users/devices can ping each other. I'm unsure about your printer, but when I was trying to get my chromecast audio's to work across vlans there were two pieces of magic I stumbled across to finally get it working. My LAN has Multicast DNS off , by the way. That's why it's not working. By enabling source-specific multicast and reducing unnecessary traffic, IGMPv3 helps improve network efficiency, scalability, and performance. Feb 6, 2021 路 Hi all, I'm new to Pihole so please forgive any "newbie" questions. ZeroTier is an L2 vpn so it passes whole ethernet frames and all protocols implemented on it, whereas wireguard strips the ethernet frame and only passes the L3 packets inside. And I didn’t change anything when they quit working, so I assume either the UniFi gear or the HomePods received an update that caused the I made a custom DNS record on the UDMpro and I can reach it using that hostname but, there's some custom software setup to point to the original hostname and I can't change that setting, that's the principal issue. I still have no multicast working on the WiFi. Jun 4, 2018 路 In this document, we will cover the easiest way to properly configure your Ubiquiti network for use with mDNS and multicast devices and have a basic understanding of the changes that have Enable Multicast and Broadcast Control on the WiFi serving 100+ clients. Destination Address: 239. I stumbled upon the UDM-IPTV plugin over on Github and installed it to my UCG. To make it work between different subnets, you need a device that has an IP address on each of the subnets you want to enable mDNS and that device needs to be able to proxy mDNS. Dec 22, 2022 路 See if the local DNS server out of the UniFi controller is working by doing nslookup unifi. 01. Assuming you've enabled ssh (Click Settings > System > Console Controls > SSH > Enable to enable SSH) and have the SSH password. At this time I can see the speakers and I have some control over them from another VLAN what I can't do is to see what they are alre Aug 31, 2020 路 UniFi has a built-in mDNS Service that uses Avahi behind the scenes. 8. 2001: Airplay -> Multicast LAN: Allow Multicast UDP, Source group of airplay devices, Destination group of Multicast network (224. Check VLAN Configuration: Ensure your VLANs are correctly configured and can communicate with each other as needed. However, when I connect to my network remotely by the L2TP VPN server built into Unifi, NSLOOKUP will not resolve DNS (the nameserver is set up and all DNS requests are being sent to the DNS server). local is perfectly fine. 250, port 1900. Multicast enhancement: allows higher multicast data rates to properly registered IGMPv3 clients. 53 cnn. IPv4 works like a charm. 20. The utilities in this respository may not work as documented. We have two sites connected with an IPsec vpn tunnel using UDM-pros on each side. I have a few questions to make sure I have Pihole setup correctly, allow Pihole to resolve internal hostnames so the Dashboard can show hostnames (instead of just IPs), and also have the ability to continue providing DNS service in the event my Pihole machine is unavailable for any reason. That is hardly a solution though -- it's just swiping the problem under the rag: both pi-hole and USG use dnsmasq. Turn off IGMP Snooping on all of your switches and see if it makes a difference. 250; Port: 1900 UDP Today, I found this UDM-Pro and Apple Homekit mDNS Configuration guide from September 2020 that involves installing a custom mDNS Reflector based on work by u/boostchicken and u/scytob. UniFi still requiring MongoDB 3. 60. localdomain but not if I ping sensor. That way it’ll help the searchers…. Thanks for documenting this, I switched back to my UDM for DHCP because I'm trying out nextdns instead of pi-hole and thought I'd need to write up some method with udm-utilities to work around the fact that the UDM doesn't allow you to set your own DHCP option 43 settings (I'm not using it for Unifi controllers) but you've done it already! $ show configuration commands | grep vpn set vpn ipsec auto-firewall-nat-exclude disable set vpn ipsec ipsec-interfaces interface eth2 set vpn ipsec nat-networks allowed-network 0. mDNS being based on Multicast IP is very sensitive to certain network (router) settings. Choose a VLAN ID, do not enable network isolation. Long story short, I suspect that my problems all came from the multicast options not being enabled. And I'm not convinced the problem is on the server side in the first place: no other device in the network has the issue, only USW and UAP-AC that happen to run the same version firmware. It turns out there are two different multicast protocols that can be used to cast to a streaming device: mDNS: Multicast DNS. 255. Multicast DNS. Any help or anything you could point me to to try and help would be greatly appreciated as I try to get SLAAC working. UniFi Controller UI Settings. If mDNS is disabled, they will no longer be able to automatically find your devices. I have an account on no-ip. 251, they must be explicitly allowed in the GUEST_LOCAL IPv4 firewall rules when selecting "Enable Multicast DNS" in Network > Services > mDNS. For alternatives, review the documentation in nspawn-container or consider direct installations like wpa_supplicant-UniFi-OS-3. conf" are missing: They used to be there (last week): Some software/devices don't properly implement multicast, causing IGMP Snooping not to work (for example, the upnp protocol does not do multicast properly, and as such if you turn on snooping. x subnet TO the sensor on the 192. Enable this feature when features like AirPlay, AirPrint, or Chromecast across different networks/VLANs. We're using Google's public DNS servers (8. But since the current local DNS implementation is rather limited, I ended up using NextDNS. But i believe these settings don't detract majorly from the original security of what I created by separating the networks. Furthermore, IGMP Snooping and Multicast DNS must be enabled to ensure that airplay and chrome casting work. Wireguard supports layer 3 multicast, but not layer 2 which is what mDNS is based on (not sure if it can be configured for L3 multicast. UniFi Gateway - IGMP Proxy (IPTV) Sonos speakers for example, usually function better when… All Sonos devices are in the same network, and all connected in the same way. All the other settings are not touched. IGMPv3 is a powerful tool for optimizing multicast traffic in UniFi networks. 1 DNS: 192. If the call does not connect even when you see the 'At&t Wi-fi' indicator then wifi calling is not working. However, recently, that changed and I’m not sure why. local? I have a home Unifi setup with USG3, Unifi controller, 6 Unifi APs and a Zyxel GS1940-48HP POE switch. There are solutions but they are custom ones in SSH and not officially supported by Ubiquiti. Although the earlier USG's vulnerability of mDNS traffic being reflected to WAN (cf. 100. Connect all AirPlay/Chromecast clients to this new WiFi. If some are wired, all should be wired. Based on your VLAN descriptions, you probably want /24's on your Firewall Network Group, not /23's. 8 or 1. Will be keen to see if there is a fix. I've tried it with and without RA. 6 set Dec 27, 2020 路 It seems odd to use multicast, unless they are anticipating multiple devices to be receiving the casted video. In my case: IOT-VLAN; CLIENT-VLAN; Click Apply Changes; Setup WiFi Multicast Management Jan 13, 2023 路 We have few cisco switches along with 40 UniFi access points across different departments. 1/8. 11355). Thanks. xxx. Maybe that could be useful for you or anyone else who happens upon this thread. One Wi-Fi network had Multicast and Broadcast Control enabled. Are they Windows clients? I would look at the domain suffix results for "ipconfig /all", or just set DNS manually, specifically for the VPN adapter on the local computer. 21 firmware on my nanohd was blocking it, rolled back to 4. But if I want to allow the opposite, "Allow device Y on network B to reach all devices on network A", I have to use an "IP Address" rule and I have to go find the IP vs. " Create a new Network (VLAN). In your wireless networks, you'll probably want 'Enable Multicast Enhancement (IGMPv3)' turned on. Those worked fine for a while and then after a while they started to work like crap with frequent cutouts and dropping offline entirely and airplay wouldn't work either. The DNS does not resolve locally at all. I start to think there is something wrong under the hood, with the mDNS and/or the iptables rules of the UDM. In the mean time, the team here at HostiFi is actively testing this release to make sure there are no nasty surprises, if all goes well we will likely push the update soon to our UniFi servers. You have to go to the clients page and reserve the static IP for the device so it'll have a DNS record. I'm a new UDM Pro owner, and can't get local DNS to work. And see if that affects connectivity of those devices. Any ideas to why this happens or how I can fix this behavior? UDM SE : 2. Ensure that this is not being blocked by any upstream firewalls, gateways or ISP modems. I find it a bit wild that over on the Ubiquiti forums no one was able help on this or know about the plugin, or on Reddit for that matter. IGMP Snooping and IPTV Support not enabled. Set the port going to the TV from the switch to the IPTV VLAN. Private VLAN (for my personal computers and mobile devices) VLAN ID: 10 Subnet: 192. Unifi has local DNS For DHCP clients. "? I have disabled "Block LAN to WLAN Multicast and Broadcast Data" on the Wireless Networks sections and used the Prefix Delegation. 4. 130 IGMP Snooping: Off Multicast DNS: On DHCP: set to DHCP Relay DHCP Relay IP: 192. Dec 6, 2020 路 WiFi Band: 2. Some FWIW, when I've encountered HomeKit / AirPlay issues or just completed firmware updates (anywhere on any devices, UniFi or Apple, etc. I understand DNS, and I know what DNS is for, and why you need it, but I'm trying to understand who is doing what as regards to DNS within my network. 1 set vpn l2tp remote-access client-ip-pool stop 10. One difference between these is that the reflector enables mDNS on all network interfaces including WAN, so sends mDNS advertisements to your ISP, which sounds best avoided. Multicast Enhancement DISABLED on all my SSIDS Multicast DNS ENABLED IGMP Snooping ENABLED DHCP Snooping ENABLED I have a 3rd party firewall and PiHole for DHCP. 6 is again Mar 2, 2021 路 Howdy, Spent the better part of 5 days, trying to figure out why homekit devices would connect to my hub and then a minute or so later go not responding, tested tons of settings, IGMP snooping, multicast toggling etc. Using our internal DHCP and DNS servers, no Unifi Gateway installed at this point. but it's not. The fix was disabling wifi calling, rebooting the phone and re-enabling wifi calling. Aug 19, 2024 路 Poor placement can lead to multicast performance issues, particularly in large or complex environments. It's just not officially supported, but if you're a Linux/client guy, you'll appreciate how open and modifiable their system is. Current Firewall Rules and ordering LAN - > IoT Allowed Sep 12, 2024 路 By default, the DNS server is your UniFi Cloud Gateway. Keep ”Multicast Enhancement” ON under Wifi/Advanced. To run on multiple vlans and have more detailed info and turn off mDNS so you can use the unifi provided one. For each switch connected to your core router/switch (in this case the core was a Dream Machine Pro), RSTP needs to be switched to STP in order for the Sonos equipment to work correctly. However, the Unifi version seems not to work particularly well, hence why we need to run this container in the first place. Any ideas for what I can do? In my setup I have observed that the issue you describe applies only to APs using wireless uplinks, and specifically only with multicast between different broadcast domains (multicast within the same broadcast domain seems to work just fine). You'll want Settings > Services > MDNS > Enable Multicast DNS turned on. ) and I've resorted to a reboot of my UDM Pro network to "fix" the issue(s), I've learned to be patient and wait AT LEAST 10 minutes before testing and checking for fixes. x subnet, it *works* if I ping sensor. By default, UniFi will use the DNS Server provided by your Internet service provider. If port 1 and port 4 are both configured as isolated ports, then the clients connected to these ports will not be able to communicate with each other. I have enabled IGMP Snooping, not sure if it effects it, not tested alot around yet. An independent UniFi Gateway or UniFi Cloud Gateway; The UniFi Gateway is used as the DNS server on the virtual network(s) DNS Record Types. local domains aren't handled by the DNS server but rather directly by the client OS (which does the resolution by observing LAN broadcast information). I have three. local name resolution not working; Sonos speakers disappear from the network; AirPrint-capable printers are not available; HomeKit devices not found; Time Machine backups fail Sep 18, 2022 路 Nothing seemed to work for long until I came across a proposed solution in a thread on the Unifi Community Forum. Disabling Multicast DNS and using the multicast-relay. We need to join an Active Directory Domain at our primary site and this is not possible if DNS is not working. 100 cnn. I finnaly Got IPTV working today. For guest networks I usually set dns to 8. Test to make sure an nslookup on a client can resolve your internal dns name correctly before proceeding to the next step (because as soon as you make the changes below, they will be pushed to all your unifi devices and if DNS is not working, your unifi clients will stop talking to the controller until DNS resolution is working). It seems like a bug where UDM SE is not trying local DNS server at all. 59. I'm not sure the details of it. I think, there is a Multicast DNS global network setting anywhere in the Unifi controller settings to enable. It sounds like you've already done this. localdomain. It has the correct IP of the DNS server (10. It should be on. This also means that many DNS tools will not work with it, depending on the OS. Settings > Advanced Features > Advanced Gateway Setting > Multicast DNS. Your Global Network Settings should look similar to this I'm sure this will continue to be a work in progress, but I have a working solution where controllers are on Clean WLAN, Clean Wired and Guest, and they can all access the speakers (Guests can only access 1 speaker); the speakers can access my home library on the NAS and also Spotify, Amazon, Bandcamp, etc. In order to work, you need a Avahi Service running to forward mDNS. I have a non-multicast NDI setup on UniFi switches and it works perfectly. When any device wants to resolve any address it asks the Pi-Hole. I can discover these airplay devices if i plug my computer into the wired network, but not over wifi. Default LAN 192. Just some more info too, my previous ISP (Cox Cable) did do /56 IPv6-PD which did work and give SLAAC IP's to my client on my UDM, but not since I switched to my new ISP that assigns static IP's. g. The clients network has Multicast DNS On in order to ping to the hostname of the NAS. `nslookup` shows the local domain name ('proxmox. 250/32". For example this forwards just SSDP but not mDNS between LAN, VLAN50 and VLAN60: I have two sites, one with a USG Pro and one with a UDM Pro, and they are connected via a site-to-site VPN. If some are wireless, all should be wireless and SonosNet should be disabled if possible. 4) with content filtering turned off so that Unifi isn't redirecting to cleanbrowsing DNS servers. Disable guest portal and connect with a laptop to guest network and examine the dns settings specifically and ensure things work as expected. Debug Logs are not enabled. Change a setting somewhere and mDNS will work for a period then stop again. Best to just use an alternative like a pihole or Windows DNS. You can either run an SSDP forwarder docker container, or you can run your own SSDP server that broadcasts your TV's config to multiple VLANs. Settings > Networks > Edit Network > Enable IGMP Snooping turned ON for both LAN - Main and VLAN - IoT Services > mDNS > Enable Multicast DNS is turned OFF. 5. py script fixed my issue. Selecting a Reliable DNS Server. Unifi kicks out these Takes between 1 and 2 weeks, then all of a sudden I either cant get DHCP or DNS resolution on anything using non unifi DHCP / DNS servers (Both APs on Firmware 4. 30. Aug 16, 2024 路 mDNS Not Working Across VLANs. 28. It seems this works very well for all VLANs except the ones where Family or Work mode content filtering is ON. I do have multicast dns enabled and IGMP Snooping disabled. Disabling IGMP snooping will flood multicast like it will with broadcast. Examples: AirPrint printer (wired) sometimes not visible to some clients while visible to others. Also, make sure to turn off Multicast and Broadcast storm control, as it will start blocking after a period of time. IPV6 is disabled because my ISP does not support it. x: # Has device at this address (but not running DNS) dig @10. 27 I was only able to make the controller find the speakers after adding this python scrip. Multicast And Broadcast Control. I cannot get this device discovery to work at all with Unifi. com fails to resolve. Feb 23, 2024 路 Enable Multicast DNS. I think enabling (under network) IGMP Snooping & Multicast DNS seems to have fixed my issues. CERT/CC VU#550620) has been patched in the UDM-Pro, we are still offered little choice with respect to how multicast traffic is actually going to get routed. being able to select the device from a list. I’ve tried googling and changing various things (eg channel, bandwidth, etc) but this hasn’t helped at all. Someone may explain why I'm wrong though. Hope this helps! Unifi has an issue with repeating mDNS and multicast on mesh uplinks. This means that any DNS request is first sent to your UniFi Cloud Gateway. firewall rules) that would block "239. Multicast is local network only (unless you have a tunnel setup where all routers are multicast aware). Recently we segregated network into smaller subnets along with separate vlans for wired/wifi users. Try those and see if enabling guest portal afterward works. Yes this will mean mDNS between VLANs will now be broken (which has required me to flatten my network), but until Unifi add official Matter support this is required. Some additional points: - For Apple AirPrint, you can enable client device isolation on the printer VLAN and another VLAN (i. I found the only consistent way for things to work is to have all AP’s wired. Several different record types can be created: Host (A) - Resolve a domain name to an IPv4 address. More details on the configuration below. If I have no need for anything that needs multicast dns I should disable it? Multi-domain with dns not working. 11361) for my APs, but instead it actually gets worse and the issue becomes present after Your computer has to be using the UDM as its DNS server for local DNS names to work. They will still be able to communicate with the Webserver as port 10 is not isolated. After the update, I was getting a 3-5 second delay before websites and apps would load for the first time. IPv4 pings work great on each side, but with the UDM-pros DNS resolution is not possible. Multicast DNS enabled on all active networks, i have 3. E. Multicast Enhancement (IGMPv3) is on Multicast DNS is on Not sure if this helps your situation. Create a new WiFi to broadcast the network. The message includes the IPv6 prefix and also the DNS server information (called RDNSS). Now you don't need to install and maintain a separate DNS server. All airplay devices are on the same VLAN. kingswood') resolving to the ip address. Multicast Enhancement (IGMPv3) is on under Wi-Fi settings -> advanced. I have enabled DHCPv6 on the WAN but it still doesn't work :( In Networks, create an IOT network (VLAN IOT). This is some sort of magic address in mdns. Default: Off Sep 2, 2024 路 UniFi Gateway - Multicast DNS. I am having an issue with turning on Multicast DNS on my UDM Pro SE. As a new Ubiquiti customer, I was not expecting this level of customization to be required for the UDM Pro to work properly. Because mDNS packets are sent to the broadcast address 224. Turns out 5. Other than setting up a basic WiFi in the house and getting all of my network moved over to the new switch and AP, I Matter uses mDNS (Multicast DNS) DNS-SD in order to discover Matter network services. Enable Multicast enhancement; Disable Multicast and Jan 27, 2022 路 Go to Settings > Advanced Features > Advanced Gateway Settings > Multicast DNS and enable Multicast DNS, then click Apply Changes. Hi ! Does anyone have been trying the Traffic Rules feature under Traffic Management in the Network app ? I tried to create a new rule for blocking social network apps and the rule just doesn’t work; the apps still work on the devices I select even if I turn off iCloud+ relay and change the DNS of the device for the UDM-Pro. 5 (the IP of the AD/DNS/DHCP server on the VM VLAN) DHCP Guarding: Off Mar 24, 2021 路 Hello All, We have recently installed Unifi Wifi in our buildings. So may question is to have the domain computer resolve the names from the other networks should I configure all 4 routers as DNS fowarders in Ok, so what does this do? killall avahi-daemon The UDM runs a service called avahi that basically allows discovery and publication of services on your network. I don't think there is a need for this to be enabled at all unless it is needed. Also I noticed that my ESP32 devices would do the same in HA. I’ve checked out my network DHCP and DNS and both seem to be functioning well. Turning this on enables mDNS "reflector" which is insecure because it also reflects (broadcasts) mDNS packets on the WAN side of the router. 4GHz (do NOT use 5GHz) Hide SSID: (checked) WPA Mode: WPA2 Only - AES/CCMP Only; Multicast Enhancement: (checked) STP and Switch Priority. Am I misconfiguring something? The UDM's DHCP hands out the Pi-Hole DNS to everything on the subnet. If it is, DNS resolution will fail. They seem to have really gotten worse since whatever the last UDM-Pro update was. Hello! Thanks for posting on r/Ubiquiti!. Anyone else observed this?. It may not be an option for your company. Enabling PIM will do nothing. System settings: Support > Logging Levels > All set to Normal. Now, I know this is allegedly fixed in the latest version of the firmware (4. The control systems I use are relying more and more on multicast SSDP (I think) to discover controllable devices on the network. One of my specific reasons for changing to UniFi was to try to fix my home network issues. Destination Address: 224. any DNS tool that directly contacts the DNS server (like "dig") will not work What OS is having trouble? Hello. 0/0 set vpn ipsec nat-traversal enable set vpn l2tp remote-access client-ip-pool start 10. net Username : fakeusername-foobar ( but i'm 100% sure it's correct ) Password : fakepassword-foobar ( but i'm 100% sure it's correct ) Server : dynupdate. 168. 3. Here’s how to fix it: Enable mDNS Repeater: As mentioned earlier, enable the mDNS Repeater to bridge mDNS traffic between VLANs. Then I installed Multicast-Relay with the UDM Utilities and after that everything started working as it should. To be sure it isn't related to the firewall, I created a rule LAN IN - Allow - Network IoT to ALL (and I dragged the rule in the first position). The magic here is that Unifi Controller like the Dream Machine always calls itself Unifi. Neat! The remote DNS server is not being used though it should work if you set it as the name server in your VPN configuration on the Unifi Controller. After some reading up on it, I decided to switch it on. Basically: myapp. Looking at the UI again, I can easily create a rule to "Allow all traffic from network A to reach a single device Y on network B". I had the ESPHome ingress working, previously: all ESPHome devices on my network showed up as green. 21 and it still didnt work, went down to Nov 13, 2022 路 It does NOT work on:-Android Google Pixel 7 Pro device (latest versions of Android and Controller App)-Android Sony XPERIA device (latest versions of Android and Controller App)-Windows OS 10 PCs-Amazon Fire HD 10th gen. A simple reboot of the UDM Pro is all that is needed to "resolve" the issue for everyone in the office but the same issue happens again once every few weeks. The mDNS function of the UDM/UDMP didn’t work for me so I ended up disabling mDNS and IGMP Snooping in the gui. It's not done over the public Internet - hence the link local address. This problem persisted across multiple iOS updates/phone reboots etc. I don't have a solution for you, but I've read on the BirdDog FB group multiple times that multicast NDI does not play well with UniFi switches. 0/24 ID 2 For these networks I've set a static DNS (192. 2. mDNS as it was designed, is not not capable of being routed out of it source subnet. Turns out the garage speakers would just barely be able to join the SonosNet and would work and then they dropped off. So when I ping from the 192. x) as well as the correct server name which was specified in my reverse lookup zone. x, though I'm not sure which specific build. Oct 20, 2022 路 Under network set up, DHCP what dns servers are entered or selected? If auto, select manual and try 8. DNS server I have the IP of my raspberry pi on my main VLAN running AdGuard home. The following config does not seem to work. I have 1 router, 3 switches, 4 cameras, and about 200 clients consisting of light bulbs, IoT devices, games consoles, computers, phones, and tablets, which includes AirPlay and Chromecast devices. It needed some updating for the new UI so here it what it converts to: Networks → Enable IGMP snooping; WiFi → Click on your SSID → Multicast Management Show Options. mDNS . Requirements. Currently, I have Static IP assigned in DHCP. loujfxl rzmsb ulvro mumtvuu vrsa pckunh ulaw bkrrc tvlr tacym