Linux 7 Multicast Configuration: Difference between revisions
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| Line 13: | Line 13: | ||
* 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
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