Mdns meraki. Mar 11, 2022 · our MDM is KANDJI.

1/10 clients were showing up as their mDNS names, and the rest were showing (as desired) as their host names. I believe this occurred either with the latest MACO OS upgrades or Migrating to KANDJI from JAMF. 255. X. 0/24. Figure 1 below exemplifies a typical mDNS packet advertising Apple Sep 25, 2019 · To mitigate this issue, there are a couple of things that can be looked into: 1) Verify where the MDNS hostname is configured and change it to any expected hostname that needs to be on the Dashboard. Feb 8, 2018 · Bad roaming in Meraki. However they also need guest users on the guest SSID to be able to present. Sep 14 2021 11:40 AM. Make sure your allow is above the deny rule you have in place. Oct 5, 2020 · Bonjour is a Zero Configuration Networking protocol that leverages mDNS for network discovery of other Bonjour enabled devices on your LAN. Those client names are typically the MDNS hostname for the clients. If the record does exist in the AP's DNS Dec 8, 2019 · As of last night, maybe only about 10% of my Windows 7/8. Jul 10, 2017 · Deploying Chromecast using MDNS Bonjour Services The use and administration of Chromecast devices on the networks has been simplified by the support of Bonjour services. To manually edit the hostname, perform the following configuration steps: In the dashboard, navigate to Network-wide > Monitor > Clients. Windows: Open the command prompt. If MDNS is enabled on a client, Meraki will use that name in the dashboard. 251 over port UDP 5353 to discover the available devices. Mar 6, 2022 · Are you sure? Afair, It's enabled by default on all Macbooks, and available to disable unless the device is MDM enrolled I might be incorrect Recently handle a project realted with mDNS(Bonjour) transfer. Current version: MR 30. For example, printers may send mDNS announcement packets to 224. Jun 6, 2024 · Clients are randomly getting named in dashboard based off of mDNS. So we had to limit IGMP snooping to the core switches to re-gain normal functionality. The Device on WIFI identifies as the UUID. If you go to the Security & SD-WAN > SD-WAN & traffic shaping page you can set additional test destinations under the Uplink Statistics section. Compared to the traditional need for a wireless LAN controller (WLC) to manage Jun 21, 2022 · Meraki デバイスが新規に追加されるとMeraki クラウドにチェックインを行います。その後すぐに、デバイスが動作しているファームウェアのバージョンと ネットワークに設定されたファームウェアが一致するかどうかを確認します。 Jul 6, 2024 · Recently handle a project realted with mDNS(Bonjour) transfer. I put in a ticket and 'make a wish' in Oct 2019. They are all connected over a trunk LAGG to the core switches with the same admin VLAN and allow all VLANs. But I can't see mDNS packets between MR32 and my PC. I just s Meraki 製品の脆弱性に関する情報はどこで確認ができますでしょうか. g. Is there a reason why you cannot enter custom service definitions? I have a customer who uses non-Apple devices for screen presenting and they seem to use _googlecast. partner&utm_campaign=meraki-guide-free-trial#company Setting up OpenDNS for a Meraki network There are two ways in which you can configure your Meraki networks to use OpenDNS. Click the Save button. broken - two laptops in a client/server pair. In NAT mode, a Cisco Meraki AP acts as a DNS forwarder. For information on configuring Bonjour forwarding when the MX is in NAT mode, refer to this article. On the Dashboard, navigate to Security & SD-WAN > Configure > DHCP > Main subnet/VLAN ID > DNS nameservers and choose Specify nameservers from the drop-down. 1 VLAN for wifi clients an cisco standalone AP (no WLC in use), and 1 VLAN for wired clients. Try adding your ISP's gateway, or your ISP's DNS servers. 69. 251 for all the services on wired (management and dynamic interfaces) and wireless network. The one point to remember with ACLs on the MS switches is that they’re applied to all traffic entering the switch, not going between VLANs - hence why there is no default deny all, as that would render the switch inoperative out of the box (it would just deny everything). This is a problem for access points and 100Mbps devices, we can't leave the network in this situation. Dec 12, 2019 · It can be done as long as the wireless clients are all bridged through to the MX by enabling Bonjour Forwarding on the MX under Security Appliance & SD-WAN > Firewall with the Chromecast VLAN set as the "Service VLANs" and the mobile device VLAN set as the "Client VLANs" with Services set to "All services" Cisco® Meraki is the best-in-class cloud-managed network offering from Cisco. If it is, navigate to Wireless > Firewall & Traffic shaping Rules > Layer 3 firewall rule access to Local LAN. The Cisco Meraki MX Security Appliance can be configured to forward Bonjour mDNS traffic across VLANs, even when in Passthrough mode. They apparently pull from the PC (if enabled) in this order " User-specified Name (meraki dash) > MDNS Name (Bonjour) > NetBIOS Name, and finally DHCP Hostname. com. This is available on all Meraki platforms. 8). For WiFi we still have a Cisco WLC and Cisco thin APs (which is now archaic. local. Descending order is important with Meraki Firewall rules. Verify that the clients are configured with the right DNS server ip. X (IP of printer) Allow 192. The methods used are Simple Service Discovery Protocol (SSDP) and Multicast Domain Name Service (mDNS). MACOS host name The Device on WIFI identifies as the UUID. " Dec 4, 2019 · As of last night, maybe only about 10% of my Windows 7/8. run the command: ' scutil --dns '. I'm in charge of 16 buildings and almost 10,000 devices/users. mDNS oacket from wired server cannot be captured on wireless client, but on the AP wireless connected can see that. Because I work for a school district, blocking kids Jan 29, 2024 · IP source address spoofing configuration. meraki. mDNS packet from wireless client to multicast address can be captured on wired server. run the command: 'ipconfig /all'. And they’re stateless too - so just because they Aug 25, 2020 · The loss may be happening anywhere between you and Google, which may or may not be inside your ISP's network. Feb 17 2021 12:13 PM. macOS: Open a terminal. 250 over port UDP 1900-1901 or 224. My suspicions would be Apple Print technologies if they’re built into it, they use Bonjour, which uses mDNS - maybe turn them off and see if it ‘goes away’. Mar 11, 2022 · our MDM is KANDJI. Mar 1, 2022 · our MDM is KANDJI. 02-25-2021 03:31 AM. Click the pencil icon next to the hostname on the Client Details page. 217) only on one switch. Also I would recommend doing a packet capture on both devices when this issue is happening. It's a common issue, there's a lot of information about it here: Computer name not displaying properly in Description - The Meraki Community. Mar 8, 2021 · mDNS bonjour gateway custom service definitions. 1. 8. DHCP Hostname Jan 12, 2024 · NBAR ID: this value indicates the internal rule the NBAR engine matched the traffic to, based on specific factors within the Layer 7 (Application) payload in the packet (s) in question. Dec 4, 2019 · As of last night, maybe only about 10% of my Windows 7/8. By configuring routing rules of my L3 switch, my iPhone which is connected to MR32, can ping my PC. - For another AP, the mac address is being used as the client name instead of what I named I have a customer who uses non-Apple devices for screen presenting and they seem to use _googlecast. Feb 21, 2023 · Use the Edit menu in the upper right and choose the "Change DNS server" option from the pop up. Jan 12, 2023 · First I would set up my switch ports as trunk ports assign a native vlan to these ports and that is the vlan your AP will pull for Merkai dashboard access. Feb 17, 2021 · Whoa, that’s a fair amount of mDNS traffic! If that’s all coming from one device I’d be thinking there might be something wrong with it (maybe it needs a firmware update). nual IntegrationAUTOMATED INTEGRATIONIT admins can secure their wireless network by combining the power of Cisco Umbrella’s DNS security solution with. We have 4 scenarios, but only 3 work. User Defined MDNS NetBios DHCP Hostname Let Oct 20, 2020 · Configure static DNS on the MX to point to either the same settings that are on the EE router or a public DNS such as 1. Clients are randomly getting named in dashboard based off of mDNS. However they also need guest users on the guest Jun 6, 2024 · Clients are randomly getting named in dashboard based off of mDNS. It had been like that for probably about a month since an office-wide extended power outage. Feb 17, 2021 · Feb 17 2021 8:26 AM. 16 being the IP of my DC/DNS server. Now more and more devices named this way and I cannot rename thousands of devices manually. Jun 27, 2024 · Merakiクラウドおよびダッシュボードの紹介. 168. Aug 12 2020 12:04 PM. Edit the Name field with the desired hostname. . Dec 1, 2021 · Getting noticed. Meraki Cloud は世界中に点在するデータ May 30, 2018 · The situation at a customer is as following: They use a Meraki Core: (1)410/16. Select Edit details on the Client Details page. I have found many issues making sure Chromecast will work in certain networks. X/24 (VLAN98 subnet) on all ports (or specific ports) to 192. my main subnet is 10. This article is relevant to any Meraki dashboard API user who would like to limit access to api. Having previously worked closely with development teams at a vendor, small changes like that are often the hardest to get across the line because they cost too much to implement for the value they provide. com, especially those who are already doing so by allow-listing one or more IP addresses. Dec 3, 2020 · Hello, I have setup the VPN client. _tcp. The next screen contains several options for configuring the DNS service for your network. This happens when the client is reporting a hostname via MDNS packets and this overrides the NetBios and DHCP Hostname that might have been configured on the client device. local" queries looking for its server, the server is constantly broadcasting its address. I opened a ticket to Meraki support and they gave me some generic info about the order of preference on what shows up as the This will ensure internal domains are being resolved by the VPN clients. Hi Guys! Let me share my experience. 11. Jun 6, 2024 · This can be especially valuable in instances such as classrooms, where multiple students may be watching high-definition video as part a classroom learning experience. DNS settings affect the Meraki box you're configuring, e. There is a high probability that one of these rules is blocking access to the local LAN. 3 Kudos. 0. NOTE: DNS traffic (TCP/UDP Port 53) may also get blocked by Layer 7 rules if it contains a query for a domain the rule in question covers. Hey folks, I work for a school district as the Network Admin. My suspicions would be Apple Print technologies if they’re built into it, they use Bonjour, which uses mDNS - maybe turn them of May 24, 2023 · Mac Users: Navigate to Network Preferences > Advanced > DNS to see the configured DNS server provided by DHCP. Hi Guys, I found this type of traffic on Meraki MX68, one printer in the network generates too much traffic mDNS . Today, it is randomly up to about 50% that are showing as mDNS. local as service definitions. from a vpn client, I can ping, reach any resource using the IP address, but I can't resolve names. They say the issue is how MERAKI orders the device identification. 1. The best troubleshooting steps would be: Check whether the SSID is in NAT mode. It combines RF excellence gained in 25 years of leading the wireless industry with Cisco IOS® XE and AireOS software and combines it with the simplicity and scalability of the cloud. com and how this update affects the DNS resolution of https://api. The default option is to use the Upstream DNS, which is provided by your internet service provider. DHCP Hostname Fortinet and Meraki APs (mDNS) I currently have a Fortigate router, and 5 Fortigate switches for L2/L3. By using the service string "_googlecast. I haven't purchased an MX product now, so I just use my own L3 switch to brige traffic between MR32 and my PC. Choose the client in the list you wish to modify. I believe this occurred either with the latest MACO OS upgrades or Migrating to KANDJI from JAMF Has anyone el Jul 30, 2021 · Jul 30 20213:27 PM. The names on the Dashboard are displayed based on whichever of Apr 13, 2022 · But I meet a new problem now. DHCP Hostname Weird Client Names in Dashboard. I would be using WPA2-Enterprise mode with RADIUS. Allow 192. DHCP Hostname Jun 3, 2024 · Clients are randomly getting named in dashboard based off of mDNS. Nov 19, 2021 · DHCP Hostname Priority Over mDNS. The Device on LAN identifies correctly. 5 Mar 7, 2022 · One thing I did notice that may be a lead on why Meraki is reporting names/UUIDs improperly is that the first two computers you listed are running macOS 11 while the second set that you state show UUID on wifi are on macOS 12. Nov 29, 2022 · Cisco Meraki devices can identify the hostname of a client device using NetBIOS, Bonjour and DHCP. 2) Stop MDNS services on the client device so that it does not update the MDNS hostname on Dashboard. 5 Jun 8, 2024 · Clients are randomly getting named in dashboard based off of mDNS. Still not sure why the Bonjour Forwarding seems to still be forwarding the packets to the other vlans, but the bottom line is it's working as expected now - thanks again! Aug 12, 2019 · This is what Meraki tech support replied to my ticket. MR32 is in VLAN 10, and my PC is in VLAN 20. The App will send a multicast join request to join the multicast group 239. Wireless client sends DNS query to the AP at 10. User Defined. I can capture it on the client when connected with wire. Because I work for a school district, blocking kids May 14, 2023 · Merakiクラウドは、高可用性を持つセキュアで効率的なMerakiソリューションのバックボーンで、これによりMerakiダッシュボード内のすべての機能への即座のオンボード アクセスが可能になります。. Once there, the Client addressing setting will determine how DHCP messages are handled on that VLAN/subnet. there is ptp traffic (Multicast on 239. Examples: - AP 10. This works by directly using the IP of the screen (we allowed unicast on the MX), however we can't list the Nov 19, 2021 · As of last night, maybe only about 10% of my Windows 7/8. Sent in a ticket, they said the "odd" names of some of my workstations . Mar 3, 2022 · This is most likely due to Apple (and Android for that matter) is using randomised MAC addresses, Aug 3, 2021 · I recently renamed my Unifi access points within the Unifi environment, but the old client names are still showing up in Meraki. I struggled to set up chromecast for a year, I didn't find a good example until last night I found an Mar 4, 2021 · I think I might be misunderstanding something about how Meraki handles multicast. Feb 29, 2024 · Overview . Do the MS line of switches support Bonjour gateway or broadcasting Bonjour over different subnets/VLANs? Looking to have our printers and clients on… Recently handle a project realted with mDNS(Bonjour) transfer. ", Chromecast devices can act as any other Bonjour service provider. Meraki 製品の脆弱性については、以下のURL より確認を実施する事が可能です。 なお、英語版と日本語版で内容が異なっている場合、英語版の内容が優先されますので、ご留意下さい。 Mar 11, 2022 · One thing I did notice that may be a lead on why Meraki is reporting names/UUIDs improperly is that the first two computers you listed are running macOS 11 while the second set that you state show UUID on wifi are on macOS 12. I have specified name servers as follows, 10. If you would like to disable Multicast-unicast conversion, navigate to Network-wide > General > Wireless Feb 25, 2021 · Chromecast (mDNS) inter (different) VLAN on L3 switch. A 1:Many NAT configuration allows an MX to forward traffic from a configured public IP to internal servers. DHCP Hostname Sep 2, 2023 · The hostname can be overridden within the Meraki dashboard by configuring a manual value. 1 it should then hand that out to clients via dhcp. #2. To enable/disable IP source address spoofing, navigate to Security & SD-WAN > Configure > Firewall > IP source address spoofing protection. There are other examples as well. Alternatively, Google DNS and Open DNS are built-in selections. Feb 14, 2024 · Resolved a rare issue that could result in SFP+ ports on MX250 and MX450 appliances unexpectedly toggling between up and down states when forwarding incorrectly sized MDNS packets. Best regards, Nov 19, 2019 · HI Northern_Mike! The string you're currently seeing typically populates from the mDNS name; This name definitely doesn't help with locating clients, if you haven't done so already please also use the Meraki GO app to submit feedback requesting this feature. You may specify additional servers with a new line, comma, or space. X (IP of printer) on all ports (or specific ports) to 192. Hi guys, According to Meraki documentation: As a wireless client roams in an area covered by Meraki APs advertising the same SSID, it will try and associate to the AP that provides the strongest signal. I have 4 APs in my office which are near among them. You can even have a single SSID, and drop people into different VLANs based on which groups they are in. the client says "_simlink. This article describes best practices for configuring DNS servers on the WAN interfaces of all Cisco Meraki products. Dec 1 2021 7:52 AM. Mar 19, 2023 · The reason I mentioned that Umbrella supports it is because Cisco positions Umbrella as an addition to Meraki gear as a suite of products. I've got C3750E with few VLANs. Aug 12 2020 1:13 PM. Tag the SSID traffic with the vlan as appropriate. In this capture at WLC switch port, packets 80, 81 and 82 show WLC sends a query to 224. 251 over the wired network with source IP of the management (10. 251. Background: I track PCs by Mac address. The hostname can be overridden within Dashboard by Mar 3, 2022 · One thing I did notice that may be a lead on why Meraki is reporting names/UUIDs improperly is that the first two computers you listed are running macOS 11 while the second set that you state show UUID on wifi are on macOS 12. Merakiクラウドは世界中に点在するデータ センターにある信頼 Apr 18, 2024 · MR Access points, MS Switches, and MX/Z Security Appliances (Meraki Devices) provide the ability to configure an external server for RADIUS authentication. Feb 8 2018 7:54 AM. verify the IP address on the DNS Servers line. we also loath manually trying to add mDNS for newer services). for being able to talk to the dashboard. For each 1:Many IP definition, a single public IP must be specified, then multiple port forwarding May 8, 2024 · For security appliance networks: Security & SD-WAN > Configure > DHCP, and refer to the section for the desired VLAN/subnet. Cheers, Dom Wilkins Mar 14, 2024 · Overview. That does not affect your client devices at all, these would receive their DNS settings via DHCP (possibly). DHCP Hostname Apr 5, 2019 · Bonjour / mDNS is just used for devices to "broadcast" services they offer onto the network, by sending periodic announcement packets to 224. X/24 (VLAN 98 subnet) - this is for return Oct 1, 2019 · For the purpose of displaying clients on the dashboard, why does Meraki place a higher weight on cryptic MDNS names rather than easily identifiable names? I’ve been using Meraki for over 6 years now and not until June of 2019 had I ever even seen an MDNS name for a client in the dashboard. Recently handle a project realted with mDNS(Bonjour) transfer. I suggest following that thread with Meraki to see if there's some aspect there that is contributing to your scenario. 39. Jul 9, 2024 · To manually edit the hostname, perform the following configuration steps: In the dashboard, navigate to Network-wide > Monitor > Clients . Does anyone have any experience going with Meraki APs with a fortinet router and Fortigate switches? Aug 9, 2022 · Thanks for your help! I was able to filter out the mDNS from vlan30 by using the firewall. For switch networks: Switching > Configure > Layer 3 routing, and select the desired interface. The customer provided us with a couple of vlans (one of these for dante communication) When opening wireshark all traffic is as expected except PTP. Whoa, that’s a fair amount of mDNS traffic! If that’s all coming from one device I’d be thinking there might be something wrong with it (maybe it needs a Hi Just provide update, it seems Meraki Engineer need to set the parameter for APs for the maximum packet length to unlimited or larger number in order to fix this issue and the UDP Multicast channel issue. Dec 20, 2019 · DNS or MDNS might be a place to look. It's same VLAN #1. 48. This article outlines the general troubleshooting methodology when an issue with RADIUS troubleshooting is encountered, and provides a flow to isolate and fix the issue in a systematic Apr 26, 2024 · Overview. One of the most common DNS configurations when assigning a static IP address to a Meraki device is to use one ISP-provided DNS server and one well-known public DNS service such as Google (8. Sep 4, 2022 · Meraki デバイスはクライアントの名前を NetBIOS や Bonjour, DHCP などで認識できます。しかしながら、例えば ネットワークに同じ名前のクライアントが2 台存在している場合など、認識したクライアント名が適切でない場合があります。 Sep 14, 2021 · DHCP Hostname Priority Over mDNS. Jul 24, 2023 · Meraki APs let you configure layer 3 firewall rules per SSID. Apr 30, 2021 · Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Aug 12, 2020 · Responsibility for Code execution lies solely your own. meraki MX 84 pulling mDNS on some machines for the nameI think. DHCP Hostname Jul 1, 2020 · As of last night, maybe only about 10% of my Windows 7/8. If using a Static IP on the Meraki Go hardware, you can find the DNS IP in the app on the Here are the steps involved in setting up a manual integration between Umbrella and the Meraki MR: egrating. MACOS host name. Users have access to complete Umbrell. Corrected an issue that could result in IPv6 dynamic prefixes from WAN1 not being installed into the MX routing table. This option is set to "Block" by default on new Meraki networks starting 07/12/2018. Since that group is in the link-local control range, it will always get flooded in the VLAN from which it originated. The AP checks in a per-SSID cache to see if the record requested by the client is cached from a previous DNS lookup. Mar 2, 2020 · When you make a wish also make sure you say what problem you are trying to solve and why. Mar 8 2021 6:35 AM. The second Jun 6, 2024 · Clients are randomly getting named in dashboard based off of mDNS. What's going on ? TKS. 52 (static IP) should be 7th - 52, but it is still showing up as 5A. Merakiクラウドは、高可用性を持ちセキュアで効率的なMerakiソリューションの基盤で、これによりMerakiダッシュボード内のすべての機能へ即座に アクセスが可能になります。. 128. In the Custom nameservers field, enter the IPv4 address or hostname of your DNS server. For example, 2 devices on the same network with identical hostnames or a device that has been identified by its MAC address. Nov 19, 2021 · Clients are randomly getting named in dashboard based off of mDNS. Apr 30, 2021 · Whoa, that’s a fair amount of mDNS traffic! If that’s all coming from one device I’d be thinking there might be something wrong with it (maybe it needs a firmware update). 0/24 and my client VPN is 10. The first is to use DHCP to distribute the OpenDNS server IP information directly to clients. When the two are wired on vlan 10, it works perfectly. Natively, mDNS frames sent by a Bonjour enabled client will setup and maintain inter-client communication within a single broadcast domain. local and _airtame. 5 Mar 27, 2023 · When mDNS is enabled globally, the controller sends mDNS queries to 224. DNS resolution in NAT mode follows the process below. Perhaps the EE router has had an update that is stopping the MX get DNS settings from it. However, unlike a 1:1 NAT rule, 1:Many NAT allows a single public IP to translate to multiple internal IPs on different ports. This article covers an update to api. DHCP Hostname Dec 10, 2019 · Hi there, That is actually the expected behavior if your devices have mDNS enabled. 142) and dynamic Mar 2, 2020 · Clients are randomly getting named in dashboard based off of mDNS. MDNS. In our Meraki environment, I have a lot of PCs that register in "Clients" as something like "c45587e3-0993-4911-98e1-ad61aabde684" instead of the actual NetBIOS/DNS name for the device. In some instances, the detected hostname may be undesirable. The name you mentioned looks like a MDNS hostname learnt by the Dashboard. With a couple of acces layer switches: (6)250/48's. Recently over the last year, for reasons unknown, Meraki has started to report mDNS names over DHCP host names. DNS and NAT Mode. Windows Users: Navigate to Start > Type "cmd" and press enter > type "ipconfig /all" and find the DNS servers section to identify the DNS IP. Current order of retrieval in Meraki. View solution in original post. Best regards, Oct 28, 2021 · Only on the NEW switches. 5 Feb 12, 2020 · As of last night, maybe only about 10% of my Windows 7/8. I cannot caoture it on the client when it's connect through wireless, but Meraki tech can capture the pakcet is delivery down to AP, but didn't pass to the wireless client. Allow vlans for the user devices SSID segment and the chromecast on the same AP trunk port. Jul 1, 2024 · Hi. Multicast-unicast conversion is enabled on all Meraki APs by default. isco Umbrella with Meraki MRFigure 3. Splash Access also has an exce Jun 6, 2024 · Clients are randomly getting named in dashboard based off of mDNS. NetBios. Sep 14, 2021 · Yep - many people have complained about not being able to set the protocol order used for determining names. jf nw rp uz aq ie yf jt lf gs