Linux 7 Multicast Configuration: Difference between revisions

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* Configure multicast routing.
* Configure multicast routing.
* If iptables runs on the system, allow multicast traffic for the interface that will handle multicast traffic.
* If iptables runs on the system, allow multicast traffic for the interface that will handle multicast traffic.
* Test it.
* Test it. For more details see the [[#Troubleshooting|Troubleshooting]] section.
 
=Troubleshooting=


=Subjects=
=Subjects=

Revision as of 16:39, 21 March 2017

Internal

Concepts

Multicast

Procedure

  • Make sure multicast is enabled at kernel level.
  • Verify that the network interface you plan to use for multicast traffic has multicast enabled, and if not, turn it on.
  • Configure multicast routing.
  • If iptables runs on the system, allow multicast traffic for the interface that will handle multicast traffic.
  • Test it. For more details see the Troubleshooting section.

Troubleshooting

Subjects

TODO http://lartc.org/howto/lartc.multicast.html

netstat -g

will give you group membership information. Optionally use -n to prevent DNS lookups (faster).

echo 1 > /proc/sys/net/ipv4/ip_forward

Testing