OpenWrt Forum Archive
forum.archive.openwrt.org › viewtopicAug 04, 2013 · Following this troubleshooting guide I could establish the following : - Wired PC can ping and scan ports on chromecast. - Wired PC can ping these 3 multicast address 224.0.0.1, 239.255.255.250 and 224.0.0.251. - Another device on the wireless network can ping the chromecast and the wired PC.
[OpenWrt Wiki] Multicast DNS Daemon
openwrt.org › docs › guide-developermDNS, also known as Bonjour or zero-configuration networking (ZeroConf) or DNS Service Discovery ( DNS -SD), enables automatic discovery of computers, devices, and services on IP networks. It is an internet standard documented in RFC6762 . The umdns package provides a compact implementation of this standard, well integrated with the OpenWrt ...
IGMP Snooping — 让 Chromecast 在 OpenWRT 下正常工作
https://yepster.me/igmp02.08.2016 · 只不过,在中国境内的使用 Chromecast 可以直接忽略这个兼容列表。 研究了下 IGMP Snooping 这个东西,OpenWRT 官网是这么说的: When a host wants to start receiving UDP multicast traffic, it needs to subscribe itself to a "UDP multicast group". Control of multicast groups is archived with IGMP protocol.
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https://yepster.meIGMP Snooping — 让Chromecast 在OpenWRT 下正常工作 ... or see' your Chromecast on your WiFi network if you have UPnP or Multicast disabled.
[OpenWrt Wiki] IPTV / UDP multicast
openwrt.org › guide-user › networkJan 18, 2019 · Adding a line such as this to the /etc/firewall.user may be required: iptables -t mangle -A PREROUTING -i eth0 -d 224.0.0.0/4 -p udp -j TTL --ttl-set 2. This will cause multicast UDP packets to have a TTL of 2 prior to being routed by OpenWrt allowing them to be sent out the LAN interface with TTL =1. You can increase the value further if you ...