Smcroute openwrt example. Go to openwrt r/openwrt.

Smcroute openwrt example 1; Enable wifi on both routers so you can do the work the rest wirelessly. {"payload":{"allShortcutsEnabled":false,"fileTree":{"net/smcroute/files":{"items":[{"name":"smcroute. 250 mroute from eth0 group 239. smcroute with pimbd: does not seem not to solve the TTL=1 issue For example, I found a bug in a smart water meter/shutoff device. 0/24). debug smcroute[16235]: Map iface eth0 => VIF 0 ifindex 2 flags 0x0008 TTL threshold 1 Wed Oct 25 19:18:57 2023 daemon. The only parameters that need to be provided are OpenSync TARGET and the SDK_URL (a link to a particular version of the OpenWrt SDK). The default startup priority for smcroute is 50 while for openvpn it is 90. 11. I found a similar question on stackoverflow but the answer flandiGT/openwrt-ddns: ansible role for configuring dynamic-DNS aspects of your openwrt system: flandiGT/openwrt-sqm: ansible role for configuring SQM aspects of your openwrt system: flandiGT/openwrt-openvpn: ansible role for configuring OpenVPN aspects of your openwrt system: flandiGT/openwrt-ssh: ansible role for configuring SSH aspects of -d Enable detailed output in show commands. But you can usually just use the ip address of the printer but of course you have to open up your firewall for that. Advanced routing is not the purpose of this howto, but if all you want is to do simple source based routing, that is, route traffic through your VPN based in the hosts "smcroute" is tedious in that source IP addresses for the multicasts has to be specified. Hence, the example above shows configuration generated for OpenWrt. Linux. Examples for creating OpenWrt programs&packages. Multicast DNS Daemon umdns This is early stage documentation, but at least attempts to cover some basic usage, and bring umdns usage out of Please commit to trunk a package for the Static Multicast Routing Daemon "SMCroute". You have to use packages like Avahi for mDNS multicasting and/or SMCRoute for SSDP. Fedora Magazine has a good article on setting it Cascoda build of OpenWrt, featuring Border Router software - Releases · Cascoda/OpenWrt Routing examples. Only thing I couldn't figure out from your description is tap_muc, what is that, a TAP interface over something?I'm using a bridge, but instead of tap_muc I'm using a regular interface to another virtual machine. If an IGMP response is seen on a given bridge port, then that requested traffic is now opened up to be sent on that bridge port where the request was received. mcjoin can help verify intended IGMP snooping functionality in layer-2 bridges (switches), as well as verify forwarding of multicast in static (SMCRoute) or dynamic (mrouted, pimd, pimd-dense, or pim6sd) multicast routing setups. However, the questions are just too advanced for me. Go to openwrt r/openwrt. Tested on Linux 5. The default location is /etc/smcroute. 2. Both FreeBSD and Linux kernels are supported, but it may work on other systems as well. It works fine with the cloud service until you add DHCP option 121 to the scope, then it starts randomly disconnecting from wifi. # # The following example instructs the kernel to join the multicast # group 225. I have installed smcroute, so I can see the multicast routing, here is the show output: root@OpenWrt:~# smcroutectl show (*,G) Template Rules ROUTE (S,G) IIF OIFS (*, SMCRoute is a command line tool to manipulate the multicast routes of a UNIX kernel. 10. Package: smcroute: Version: 2. config redirect option target DNAT option Description: I have recurring issues with smcroute 2. This section contains a collection of useful firewall configuration examples based on the UCI configuration files. Documentation User guide Network Routing Routing examples. But it does nothing the packages should be stroed under /etc/backup/? No file is generated anymore. 251 to wg0. pluffmud July 9, 2024, Package: smcroute: Version: 2. org. 1; Repeat for second router: Edit lan ipv4 put 192. de Maintainer: me Compile tested: target-powerpc_8540_musl / OpenWrt master Run tested: Not necessary. mroute from wg0 group 224. Even moving smcroute's priority to 99 didn't help as more time was needed to do other init tasks to get links up. Except where otherwise noted, I use LocalSend but I have like 3 or 4 VLANs that I would want them to work across. Introduction This HowTo attempts to give some insight into the basics of setting up multicast routing. (or joined) multicast groups to be forwarded to the CPU. 0/24), which reside in the same firewall zone, how do I set in the firewall section to allow devices in either subnet to Hi, I have an un-understandable problem with smcroute 2. I think I have mDNS working but I also wanted to try SSDP. PIM-SM is suitable for sparsely located multicast subscribers, for dense mode operation mrouted is recommended, and for static multicast routing smcroute may be used. 3 which should be fixed with this pull: openwrt/packages#16847. 250/32 -i br-lan -j TTL --ttl-inc 2 nft # -A PREROUTING -d CONFIGURATION FILE From version 1. conf files without Example: pimd -f /cfg/pimd. So the "true" connection (client to denon) can't be made. However nothing is being printed to the screen and I believe this is a firewall issue. In br-iot I have a TV (LG) that I want to cast to from devices in br-lan. 1. 4. warn smcroute: Kernel MAXVIFS (32) too small for number of interfaces: Out of memory Please, could you tell me how to increase that limit? I didn't find the responsible place in the kernel menuconfig. The TV is on another VLAN, br-lan100. 82629-d993287 Description: LuCI example app for js based luci\\ \\ Installed size: 5kB Dependencies: libc, luci-base Categories: If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. conf support and seamless update/removal of routes and groups by reloading . d/*. 1:1234 with VLC media player . With 33 ore more: daemon. init","contentType Okay so what I've did right now is that I have following config at smcroute. 1 mroute from wg0 group 224. just my way to do it. My router is ASUS RT-AC68. The multicast route howto of smcroute is also very helpful. conf is ok, last time it got cleared out somehow. 49 If you want to have multiple subnets on the same physical interface, VLANs are a typical approach. I have a br-lan subnet 10. So 2. 10), port number, etc, received on lan0 into a unicast packet with a different destination IP (192. I would like to convert multicast packets that matches certain information like destination IP (224. Note, as mentioned in smcrouted(8), joining a group to open up traffic in layer-2 network switches is only a workaround to direct multicast towards SMCRoute. 1/24; Network Interfaces. I did not find any reference to another pull get the 2. See also the -i NAME or -P FILE options which can change the default name. , when using multiple routing tables, on Linux. For some use-cases, in particular link-local multicast, it may not be possible to use multicast routing, then I recommend trying out: Bridging networks, see bridge(8) or Linux Download smcroute_2. 251 and attaching tcpdump on the wg0 interface I don't see any multicast packet flowing through. 1 and lan1:192. It sounds like you want a static route so try smcroute. My smcroute. Introduction This HowTo attempts to give some insight into the basics of setting up multicast routing. conf # # smcroute. i setup smcroute to route the multicast group 239. 0 International The current implementation of VXLAN over WireGuard VPN backend is implemented with OpenWrt backend. Contribute to mwarning/openwrt-examples development by creating an account on GitHub. 26 remote 203. 1 , PC2 address:192. 255. Both static multicast routing, with SMCRoute, and dynamic multicast routing, with mrouted and pimd. Thanks. SYNOPSIS¶. avahi-browser is installed and configured for the two VLANs and both VLANs can talk freely to each other since they are in the same firewall Hi, I have two VLANs, br-iot and br-lan. \\ \\ Installed size: 23kB Dependencies: libc Categories: network---routing-and-redirection If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. After much looking I found that smcroute ("a command line tool to manipulate the multicast routes in the UNIX kernel") seemed to be what I needed. 230 ttl 225 Hi, I know this kind of question has been asked before and I've studied the pertinent threads to no avail. SMCRoute can be used as an alternative to dynamic multicast routers like 'mrouted' in situations where static multicast routes should be maintained and/or no proper IGMP or MLD signaling exists. Basically, update the “ipk” file in Entware for SMCRoute. sock IPC socket created by smcrouted for use by smcroutectl. So I wanted to test if multicast is working. Changes. 0BSD license Activity. For public servers behind the firewall the DNAT target is used to translate the public IP address on the WAN-side to the private address of the server in the LAN-side. Contribute to schm0/smcroute-new development by creating an account on GitHub. Since rebuilding the image takes a lot of time, it's usually I've setup smcroute with the following configuration on the WireGuard host: mroute from eth0 group 224. Suggests removal of igrpproxy, install of ipopt and smcroute, addition of smcroutes into the smcroute. local domain without any central DNS configuration (also known as ZeroConf and Bonjour, etc). Hardware: CPU: Intel Pentium G3460 Most arguable thing, full 1Gbit speed load this CPU for 22% with adblock and OpenVPN. I tried iptables-translate and got this: # iptables-translate -A PREROUTING -d 239. See also the -I NAME or -P FILE options which can change the default name. 0/24. SMCRoute can be used as an alternative to dynamic multicast routing daemons like mrouted or pimd in situations where (only) static multicast routes should be maintained and/or no proper IGMP/MLD signaling exists. Related projects, such as DD-WRT, Tomato and OpenSAN, are also on-topic. 338. 1 doesn't have a multicast routing daemon and openwrt, I had to add an IPv4 route to it. 6-1 Description: SMCRoute is a command line tool to manipulate the multicast routes of the Linux kernel. PC2 could recieve and watch the video perfectly . Now, smcroute. I couldn't find a binary package that worked, so I built my own. 0 forks Report repository Releases No releases published. Many thanks. Same caveats apply to this file as the previous two, command line I rather know have the feeling that all igmp proxy guides i found online are wrong. To statically route multicast you use smcroute and to dynamically route multicast you use igmpproxy or for bigger installations things like PIM-SM protocol. You could, for example assign: VLAN 10 -- "trusted LAN" -- 10. They have many examples of tap The multicast-relay. So enabling igmp_snooping is enough to get multicast packets on the relevant port of my lan ? In order for it to work you need sysctl settings a route a firewall rule packets with HL > 1 This rule should allow multicast forwarding so the firewall looks ok. conf : mgroup from DMZ group 239. In this example, we will use 3 routers and 2 client PCs. After reading a lot of documentation and after several trial and error, I was able to write a skeleton, solving the main difficulties. 250 between the networks. 1 to eth0 mgroup from eth0 group 224. ADMIN MOD Enabling Multicast Routing . I have watched some videos on subnet masking, how its applied in binary, and read some other questions here. PC1 is a stream server , sending multicast video to 239. tar. ( bridged on the OpenWRT device). I have managed to do so Going into the OpenWRT settings and setting the source interface to be run permanently in promiscuous mode fixed the problem, and now packets are forwarded even when tcpdump is not running. 2. Hi all, hi @vgaetera I facing the issue with newest OpenWrt 21. 04 LTS, kernel 5. However when performing a multicast ping with ping -I eth0 -t 20 224. 98. i created two firewall Hello everoyne, I'm trying to build OpenWrt for my Router (Zyxel Armor Z2 aka NGB-6817 aka IPQ806x). Highlights: native /etc/smcroute. In the green zone there is one device advertising an dlna server. Hello, I would like an update for package “SMCROUTE” available via Entware. In keeping with the underlying netfilter service, the first matching rule will run its target and (with a couple of exceptions) filtering stops; no subsequent rules are checked. Dont forget to enable encryption and name your wifi: In my example i have 3 wifi networks: 1rst router: HomeNetwork 5ghz Dear all, May I ask for your suggestion to create a openWRT configuration wich has the folowing goal: create 2 areas for connecting devices via DHCP one with internet access and the 2nd one with the possibility to cut internet acccess? In more detail, I have my Router (Turris Omnia) running OpenWRT (a flaviour of it) and i like to have a area where normal Wifi # # smcroute. smcroute [OPTIONS] [ARGS]. gz of your openwrt config? Actually, mdns and igmpproxy where the older means of doing this. conf looks like: config igmpproxy option quickleave 1 option verbose 3 config phyint Hi, I have an un-understandable problem with smcroute in openwrt 19. org/docs/guide-developer/procd-init-script-example I am following this example, when the uci config is updated with new value, is the myscript. I used the ssmping package to test multicasts. conf example # # The configuration file supports joining multicast groups, to use # Layer-2 signaling so that switches and routers open up multicast # traffic to After much looking I found that smcroute ("a command line tool to manipulate the multicast routes in the UNIX kernel") seemed to be what I needed. I have openwrt routers managing both ends of the VPN. Both FreeBSD and Linux kernels are supported. I installed and configured smcroute for this use case. Basic usages Routing example: PBR with iproute2 Routing through your tunnel can be as simple as 'send-it-all', the default if you use LuCI to create the interface, or as complex as you want. igmpproxy [-h] [-n] [-d] [-v [-v]] config-file DESCRIPTION¶. . \\ \\ # # smcroute. 0%; Complete x86-64 router for 109 USD Hi just wanted to share My OpenWrt experience, it's not a real guide or something. In the new version, see Debian website, a wildcard can be used. 🙂 For the moment I don't want to patch any source files directly. 0/16 right? Otherwise this makes no sense to me?¿ HI, have you found a solution? I was thinking of nating chromecast to an IP on the guest network from your main one. Once the ACL is defined to allow reads/writes to a UCI node, any code running from the web UI can make changes SMCRoute can be used to set static multicast routes in the Linux kernel's multicast routing table, which is separate from the unicast routing table. Here is an example config /etc/smcroute. The router is running LEDE 17. Perhaps I am wrong smcroute does not find libcap. config forwarding option src 'vlan5' I'm using avahi and smcroute as I have somewhat of an iot 'menagerie' . 250 mgroup from eth1 group 239. Contribute to oofnikj/docker-openwrt development by creating an account on GitHub. Right after it developer provided a bugfix for OpenWRT. Hopefully somebody else can take over. Contribute to openwrt/libubox development by creating an account on GitHub. igmpproxy is a simple multicast routing daemon which uses IGMP forwarding to dynamically route multicast traffic. Currently, smcroute is used to setup statically multicast routes but the problem is that the huge amount of possible multicast flows overload the machine and network when not all multicast flows are used at same time. 4/ . You can buy 4 Description: I have recurring issues with smcroute 2. I use wsdd to anounce the server, so it's visible in windows explorer. Due to the high visibility of a public server, it may warrant putting it/them in a fw4 DMZ. Followed by setting up an # mroute of the same multicast stream, but from the explicit sender # 192 Installing and Using OpenWrt. 8. 0 stars Watchers. conf is just one way of setting up multicast routes. Was a little of work but I restored everything manually and also reinstalled opkg-extras. br-lan: phyint br-lan enable You might make this work with smcroute. 1 To test your program you need to login in to your router (telnet or ssh). I can't for the life of me sort out a way to do this with nft. Example form SMCRoute README: iptables -t mangle -A PREROUTING -i eth0 -d 225. 54. Routing is done by defining an "upstream" interface on which the daemon act as a normal Multicast client, and one or more "downstream My router has 2 interfaces on separate network (lan0:192. Download the latest release and build it with: tar xf smcroute-2. 0/24 it is not. ns1 example NETMAP rules for the static IP subnets: Anyway, I get consistent results in the translation, which btw is the responsibility of Linux not SMCRoute, so you may have a kernel bug or something. 6-1_x86_64. As I don't encounter any complete example, I would like to share this one, with a double goal: help smcroute is both a daemon and command line tool to manipulate the multicast routing table of a UNIX kernel. Thus, my DLNA render discovers the DLNA server just fine. avahi, smcroute). All Actually, mdns and igmpproxy where the older means of doing this. 11 and FreeBSD 12. I'm still not clear on if your sysctl. 1 Like. debug smcroute[16235]: Map iface br-lan100 => VIF 2 ifindex 8 flags 0x0008 After troubleshooting this issue for weeks I finally found a working solution which I wanted to share here. SMCRoute can be used as an alternative to dynamic multicast routing daemons like mrouted or pimd when (only) static multicast routes should be maintained Hello all. mDNS, or multicast DNS, is a way to discover devices on your network at . By running in net=host mode it allows the container to adjust the hosts mroute tables. The below example makes use of Using smcroute is quite straight forward. I would attach a patch, but I'm not clear on a few points: Should I create a copy of the package? I am trying to cast to my LG TV from my main VLAN, br-lan. In Linux there are multiple ways of doing Installing and Using OpenWrt. 250 , 224. DESCRIPTION¶-d Start daemon-k Kill a running daemon-h This help text-v Show version-a ARGS Add a multicast route-r ARGS Remove a multicast route If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. A docker container running smcroute (a static multicast routing daemon). If a member of the OpenWrt team is reading this, I'm no longer maintaining this package and my name should be removed from it. The router, 192. I have smcroute installed and since then the netflix app can see the TV, but not cast to it. Example 14-13 summarizes the multicast command section of the Linux ip utility. But I'm running a quite old version of (a variant, actually, of) OpenWRT. My igmpproxy. And when smcroute isn't running at all the problem I have a patch to upgrade the smcroute package, which is currently at version 0. -p Use plain table headings in show command output. I would like to create a web interface for controlling my home automation, using uHTTPd and Lua, without interfering with LuCI operation. The youtube app can't see the TV at all. Paste output of sysctl -a Your network config has the route Your packets have the HL right. 219. Static multicast routing for UNIX. ex. I smcroute is a command line tool to manipulate the multicast routes of a UNIX kernel. List of package versions for project smcroute in all repositories SMCRoute is a daemon and command line tool to manipulate the multicast routing table in the UNIX kernel. 3 on interface eth0. gz cd smcroute-2. Many people start the SMCRoute daemon without a . Fully automated test suite with 15 tests covering many use cases; Support for /etc/smcroute. OpenWrt running in Docker. This is the version in debian et al . Custom properties. I'm trying to get DLNA working across my VLANs. The upstream has been taken over by a new maintainer and has some nice new features (like *,G routing, and config file support). 4 is actually from 2019 so perhaps the package could be updated for actual OpenWRT stable release. Please commit to trunk a package for the Static Multicast Routing Daemon "SMCroute". 4 Basically smcroute recognizes and routes correctly packets with destination to 239. Leave is not SMCRoute is a daemon and command line tool to manipulate the multicast routing table in the UNIX kernel. 0, and doesn't seem to support virtual eth, so I installed version 2. Thanks for the fast update of the package. They all specify the multicast ip (-range) as altnet. 161. Each site has an interface dedicated to the site-to-site tunneling with only a single peer. 100 (must be out of the dhcp range but in the same subnet), on your guest network. Stars. Now I would like to have mDNS work between those subnets. conf example # # The configuration file supports joining multicast groups, to use # Layer-2 signaling so that switches and routers open up multicast # traffic to your interfaces. 250 and forward the packets to and fro. pkgs. So I disabled it in the initscripts and then called the script below Hi, I want to use multicast in a daemon to exchange messages between daemon runnning on different lede routers. When it is in 192. OpenWrt Wiki – 21 Oct 16 Static routes. There are OpenWrt packages I think, and there's this description: GitHub troglobit/smcroute. \\ \\ Installed size: 32kB Dependencies: libc Categories: network---routing-and-redirection If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. Para December 29, 2024, 3:47pm 1. ). The source IP of an (S,G) pair is an optional argument Make sure you have the following dependencies installed. 2 Signed-off-by: Moritz Warning moritzwarning@web. An actual implementation for specific hardware depends on the hardware itself, as well as the tools and drivers used. Leave is not supported, remove the # mgroup and SIGHUP your It is designed to use existing routing tables to make its multicast routing decisions. # # smcroute. 0/16 and wants to receive multicast traffic from a different network like 192. the openVPN client in my remote_network is running on an openWrt router and; the openVPN server in my home_network is running on an ubuntu server (intel nuc device). conf' # Use OpenWrt UCI config config mcproxy 'mcproxy' option disabled '0' option respawn '1' option protocol 'IGMPv3' ##### # Simple configuration examples # I thought this block would be enough, but it didn't work OpenWrt is a highly extensible GNU/Linux distribution for embedded devices (typically wireless routers and gateway). Hi all, I have a network of 7 dumb AP's with three Vlans. in my memory I do nothing different like Installing and Using OpenWrt. 0/24) and LAN2 (192. SMCRoute, pimd, pim6sd, mrouted, and other similar multicast routing daemons, use the kernel multicast routing table. This is what I'd like: smcroute -a Package: smcroute: Version: 2. 1/24 192. 250 to eth0 Package: smcroute: Version: 2. Readme License. The two subnets in question are LAN1 (192. 0/24, br-lan100) and I wanted to cast (Netflix/Youtube) to my LG TV If i take this two examples, incredibly it seems easier the management of second one than of the first one: Denon Receiver in the "segregated" lan, client in the "good" lan. 251 to eth0. 3 -j TTL --ttl-inc 1 Hi all, We have an application running on docker (over Ubuntu 20. May personal workstation has Linux Mint with kernel 5. 249) the packets do get to the firewall (iperf server). Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4. 0/24 that has a minidlna server, and I want to stream from that to my guest subnet (called "iso") 10. conf mgroup from eth0 group 239. 239. sh to automate the most common use case; building an image and flashing this to a OpenWRT device. 2 which I manually added. When I move the samba server to the same subnet, it is visible in windows explorer. Installing and Using OpenWrt. conf: phyint wg0 enable phyint eth0 enable mgroup from wg0 group 224. 3 watching Forks. Platform and vendor layers are separate so that multiple vendor targets can use the same platform layer implementation (a vendor target is linked to a specific platform The Debian smcroute package is version 2. e. 0/24 dev enp9s0f0 proto kernel scope link src 192. But I'm running a quite old Maybe you can upload a tar. (and unfortunately I the green zone can forward any traffic to the red zone. Apk UNTRUSTED signature errors when compiling latest snapshot Loading I read about allowing traffic to or from 224. I've successfully setup smcroute and have been able to change the ttl so that packets can cross VLAN boundaries. Languages. 02. More recently, I used smcroute. conf and some custom firewall rules for TTL. I am using smcroute to tag all the clients connected to these two interface into the multicast group 239. conf. # smcroute. d/example1 start on the console. Routing example: IPv4. 1 from the smcroute homepage. Private, Guests, IoT. I thought the following. 250 mroute from Updated smcroute package for openwrt. My understanding is that that’s the whole point of vlans anyways so these things can’t broadcast to each other. conf example # # The configuration file supports joining multicast groups, to use # Layer-2 signaling so that switches and routers open I have 2 PCs which are linked by cables directly . For example when you use a LAN computer to fetch a web page from the Internet, that is lan->wan forwarding. The opensync-platform-openwrt repository contains a minimum (stubs only) implementation. 100. 0/24) and a DLNA render on another subnet (192. You can buy an celeron, but what's the reason? Saving 5 USD not worth it. conf COMMANDS¶ The following are commands that can only be passed to an already running [MIRROR] C utility functions for OpenWrt. 4 and the smcroute developer asked to update to newest version 2. All of these can be added on the LuCI Network → Firewall → Traffic Rules page. 6. 56, But basically whatever is for 224. 4 in openwrt 19. 05 from OpenWrt Packages repository. 07. /var/run/smcroute. init","path":"net/smcroute/files/smcroute. Hello everyone, I have a (assumingly) simple question regarding learning static routes. Also You can start smcroute as a daemon by typing smcroute -d, whereas ip is just a powerful vehicle to manipulate the kernel multicast settings. Both IPv4 and IPv6 are fully supported. Install it via opkg and edit your /etc/smcroute. Both static multicast routing, with SMCRoute, and dynamic multicast routing, smcroute is a static multicast router. Instead of trying to create a single, static firmware, OpenWrt provides a fully writable filesystem with package management. 250 to eth1 mroute from eth1 group 239. But it was closed before merging with reference to 2. To do this I need to mangle the time-to-live for multicast packets. br-lan is a DHCP server that has a static IP address 192. conf: Enable each interface that should be used, e. When I use any other multicast address at that point (e. Now I'm trying to customize my build and (of course) I'm struggling a bit and need help. igmpproxy - Multicast router utilizing IGMP forwarding. ipk for OpenWrt 23. Using jshn and other tools Resources. Leave is not supported, remove the # mgroup and SIGHUP your daemon, or send a specific leave command. anon_openwrt June 7, 2021, 1:53pm 1. OpenWrt news, tools, tips and discussion. Run a tcpdump on all interfaces to see where is it sent and try to make it very verbose to see if there is something weird in the contents of the packet. 5. {"payload":{"allShortcutsEnabled":false,"fileTree":{"net/smcroute":{"items":[{"name":"files","path":"net/smcroute/files","contentType":"directory"},{"name":"Makefile NAME¶. All redirection requires some form of NAT and connection tracking. 0. 32 virtual interfaces. Some minutes later nothing comes in (until I restart smcroute or manually leave the multicast group). 3 fixed build into the OpenWRT master so I opened this issue. 250 mgroup from HOME group 239. debug smcroute[16235]: Map iface wlan0 => VIF 1 ifindex 4 flags 0x0008 TTL threshold 1 Wed Oct 25 19:18:57 2023 daemon. smcroute - smcroute. conf(5) for details. So what that I came up with the following approach but I've got a DLNA (minidlna) server on one subnet (192. the red zone can only forward traffic to the green zone i allowed. Is this the correct approach? So in the above example, the segment could have 192. br-iot is isolated from br-lan (br-lan can connect to br-iot, but not vice versa). This option is required for both smcrouted and smcroutectl when running multiple smcrouted instances, e. # Use your own MCProxy config file config mcproxy 'mcproxy_file' option disabled '1' option respawn '1' option file '/etc/mcproxy. NAME¶. But this is not needed right? altnet is only useful for example: if someone has network 192. pluffmud July 9, 2024, 4:40pm 1. How do I make sure that multicast traffic is being allowed in on a lan interface running openwrt? smcroute is a command line tool to manipulate the multicast routes of a UNIX kernel. I have already created several builds running flawlessly on this Box. Shell 100. smcroute logged a complaint about tun0 not existing. See smcroute. Multicast routes exist in the UNIX kernel as long as a multicast There was a buggy build of 2. johannes-z April 26, 2023, OpenWrt Wiki – 1 Oct 16 Multicast DNS Daemon. What boggles my mind is that if I restart smcrouted then it works for the first request again. 250, 225. 1 for wlan0 has a route 224. You can find details here: troglobit/smcroute#169 (comment). I think I need to start experimenting with even more simple setups to begin to understand. Let's check the full sysctl output. I enabled multicast for the WireGuard interfaces on both boxes with: I'm trying to get smcroute working on recent OpenWrt (so I can use DLNA over wireguard). SMCRoute can be used as an alternative to dynamic multicast routers like mrouted or pimd in setups where static multicast routes should be maintained and/or no proper IGMP or MLD signaling exists. @NilsRo Hi again, I've been running a local test setup with Debian 11 and SMCRoute 2. 1 via 192. The application will show a short message before it disconnects from the console and runs for some seconds as background process before it exits. conf When running multiple instances of pimd, make sure to use the -I ident argument, otherwise the PID and IPC socket files will be overwritten and the syslog will also be hard to follow. conf and and start/restart smcroute, or send SIGHUP to an already running daemon. conf example # # The configuration file supports joining multicast groups, to use # Layer-2 signaling so that switches and routers open up multicast # traffic to The -d option to smcroute starts the smcroute daemon. With wireshark I Yes, there is and it WORKS, though tedious, and is bi-directional, 2x TP-Link WR1043ND: # GRE tunnel iptunnel add tun4 mode gre local 220. It supports both IPv4 and IPv6 multicast routing. The -k option will terminate a running daemon. The below example makes use of the source-less (*,G) approach, since we in our limited setup Also do I have to make any changes to network and firewall and sysctl like I did before I installed smcroute ? root@OpenWrt:~# cat /etc/smcroute. 238. Since the router at 192. 172. 0/4 (can't remember) in the firewall section to make multicast routable across different subnets, but I'm not sure how it's done. However, the render cannot see any of the content hosted on the DLNA server. so. smcroute # # smcroute. Scenario: My phone is in VLAN 100 (10. g. Adélie AlmaLinux Alpine ALT Linux Amazon Linux Arch Linux CentOS Debian Fedora KaOS Mageia Mint OpenMandriva openSUSE OpenWrt Oracle Linux PCLinuxOS Red Hat Enterprise Linux Rocky Linux Slackware Solus Ubuntu Void Linux Wolfi. SMCRoute is a command line tool to manipulate the multicast routes of the Linux kernel. /configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var make luci-app-example Version: git-23. My source device is on br-vpn (VLAN2) and my target device is on br-iot (VLAN4). conf, issue #103; Support for applying changes to . The issue is that after the TV has received a discover-request Example 192. 0/24 (i. Both sites use different subnets; routed IP traffic is working flawlessly. Router R1 If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. I have an openwrt Wireguard VPN setup and trying to run an IPTV receiver through that VPN. , 24 bits for the "segment name", and 8 bits at the end for each client), and Client 1 I found several threads using smcroute, but I don't have 2 physical devices? (like using lan to wan as example). Rather than listening to MLD messages and setting up routes dynamically, the source and destinations are configured once and the traffic The easiest way to do this is to update /etc/smcroute. The easiest way to do this is to update /etc/smcroute. Note, -I changes the default . 0 and the backend servers for GitHub Actions run Ubuntu 20. Example 14-12 offers an example of joining a multicast group via smcroute as well as adding a static multicast routing entry. I have installed and configured smcroute according to some of the guides I've read here or on blogs elsewhere, yet my devices still cannot wlan0 is a DHCP client which has a statically leased DHCP IP address 192. 0/24 on wlan0-1. Nothing enforces that only the code in luci-app-example is mutating /etc/config/example. Now I have a router between PC1 and PC2 . The -f FILE option can be used to tell the daemon to setup routes from a conf file. conf filename pimd looks for as well, a complete identity change. So I have choosen the way putting the Saved searches Use saved searches to filter your results more quickly SMCRoute is a static multicast routing daemon providing fine grained control over the multicast forwarding cache (MFC) in the UNIX kernel. 101. 1 mroute from eth0 group 224. I installed and created some routes with smcroute, but when I checked the system log I noticed: daemon. The resulting routing rule is "if link-local, based on the subnet, route from this interface". We created Run. 3, as the code was refactored. Here is an example config Hello, I know they are some topics about multicast and DLNA but it's don't work for me. Packages 0. By default it looks for /etc/smcroute. If tap_muc is an smcrouted (with -N option) works perfectly fine with max. 135. It is usefull in easy dlna situations (ushare server in one subnet and tv-set in antoher subnet), where igmp proxy doesn't fit because it routes only uni directional. conf files or using smcroutectl. 123) and send it out through lan1. py is a user space relay, meaning it does all packet forwarding in user space (by joining all multicast groups on one socket on one interface and using send() to a socket on another interface). 9. I installed igmpproxy and followed the wiki insructions. SMCRoute supports joining multicast groups, both ASM and SSM, meaning you can select exactly Hi, I would like to use a Raspberry Pi 4 as a Multicast Router, here is the network I like to realize: The any source Multicast uses the IGMPv3 protocol (ttl=1) the UDP packages have a ttl of 16. 0/24 /var/run/smcroute. Routing example: Bridged DMZ; Routing example: GRE; Routing example: IPv4; If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. 1 to wg0. example1: You can execute example1 or /etc/init. -i NAME Connect to an smcrouted instance that runs with another identity, NAME. 56, But basically whatever is fo I have setup a site-to-site VPN using WireGuard on two OpenWrt boxes. mcjoin supports source-specific multicast, SSM (S,G), as well as any-source multicast, ASM (*,G). 4 will fix the bug also. conf but this can be overridden using the -f FILE command line option. Edit LAN ipv4 put 192. It can be started in the foreground using the -n option. d/luci-app-example is just a naming convention. 1). For creating a basic network configuration in IPv4 like it shows in the picture. you assign a static lease to your chromecast on your main network, say 192. x does not seem to get recognized, no entry or paquet gets counted in "smcroutectl show routes" for those ips, When smcroute was just started the server receives the packets. pimd is a lightweight standalone PIM-SM/SSM v2 multicast routing daemon. 01. Instead, use multicast router ports, or similar settings on the switches, or if they support multicast router discovery (MRDISC), see RFC4286. Nothing! Very strange. Proposal My proposal is to run smcroute both on my: my openWrt router (= where the OpenVPN client is running) where it should route all mDNS traffic between interfaces br-lan and tun0 I'm running openwrt on a device and have a python script that listens and prints to screen multicast traffic on 239. Multicast packets usually have a TTL set to 1 so that they do not pass through a router boundry. sh ACLs are global for the entire web UI - the declaration of luci-app-example in a file called acl. I've successfully used smcroute to route the multicast SSDP packets to and from each subnet. I suspect that the DNAT is applied too early and smcroute cannot match the packet based on the multicast address. 4 for apx 30h without any problem. PC1 address:10. conf file and the use the client to add and remove routes at runtime, so SMCRoute needs to register all interfaces in the system it can find, not just the ones listed in smcroute. The multicast table shows the new packets being forwarded but there is no ping reply. Client multicasts a search, the answer from the Denon can't reach the client (unicast) because of firewall rules. https://openwrt. Examples of shell (Ash) scripts for OpenWrt. For example: 192. r/openwrt. 1 . BTW, I have multicasts going both in and out simultaneously, over a GRE tunnel. My windows client is in 192. Now I read a lot about very different software that might be able to help me here like: frr-pimd smcroute igmpproxy mcproxy Could someone please shed some light into this topic? The Multicast article from OpenWrt mainly focuses on forwarding WAN IPTV to LAN members. 100, and then nat it to, say 192. 168. 134. No packages published . 3. err smcroute[24247]: Kernel does not support Hello! I set up a samba share in subnet "infra" 192. Their firewalls have been shut down. Input to the router is also rejected by default. 04) that receives several multicast video flows. pid Default PID file (re)created by smcrouted when it has started up and is ready to receive commands. Hey, sorry in advance, this is topic #2954993249523 about this, but I tried all the solutions in in the other threads and even more :wink: 1: Sonos fully operational across VLANs (Updated Solution) 2: VLAN Guest and S Note that you will also have to increase the TTL on the multicast packets (documented in smcroute) or else the packet will be dropped. 1 that my packages would not be restored anymore. When routing lots of traffic it is advised to avoid this mechanism. 0 This project provides a single entry point for OpenSync build system embedded into OpenWrt SDK. Wed Oct 25 19:18:57 2023 daemon. 0 smcroute supports reading and setting up multicast routes from a config file. schisc epsb ezjek yfwhbz dozern jyoqsv ifclyie nxuf hyv kiykk