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ip_multicast

https://en.wikipedia.org/wiki/IP_multicast

https://en.wikipedia.org/wiki/Mcast.net

https://unix.stackexchange.com/questions/25872/how-can-i-know-if-ip-multicast-is-enabled

https://access.redhat.com/sites/default/files/attachments/rh_ip_command_cheatsheet_1214_jcs_print.pdf

sysctl net.ipv4.icmp_echo_ignore_broadcasts
sudo sysctl -w net.ipv4.icmp_echo_ignore_broadcasts=0
ping all-systems.mcast.net
[email protected]:~ $ sudo ip route add 224.222.222.222 dev wlan0
[email protected]:~ $ cat /etc/systemd/system/multicast-route.service
[Unit]
Description=IP Multicast Routes
After=network.target

[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart=/sbin/ip route add 224.222.222.222 dev wlan0
ExecStop=/sbin/ip route del 224.222.222.222 dev wlan0

[Install]
WantedBy=multi-user.target
ip_multicast.txt · Last modified: 2019/02/11 03:28 by root