Linux 7 Multicast Configuration: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
No edit summary |
||
Line 17: | Line 17: | ||
=Troubleshooting= | =Troubleshooting= | ||
==== | ==Display Multicast Group Membership Information== | ||
<pre> | <pre> | ||
Line 23: | Line 23: | ||
</pre> | </pre> | ||
displays multicast group membership information for IPv4 and IPv6. Optionally use -n to prevent DNS lookups (faster). | |||
==== | ==Send Multicast Traffic== | ||
See {{Internal|Java Network Traffic Generator|Java Network Traffic Generator}} | See {{Internal|Java Network Traffic Generator|Java Network Traffic Generator}} |
Revision as of 16:43, 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: Configure Multicast Routing
- If iptables runs on the system, allow multicast traffic for the interface that will handle multicast traffic: Configure iptables to allow Multicast
- Test it. For more details see the Troubleshooting section.
Troubleshooting
Display Multicast Group Membership Information
netstat -g
displays multicast group membership information for IPv4 and IPv6. Optionally use -n to prevent DNS lookups (faster).
Send Multicast Traffic
See
Organizatorium
TODO http://lartc.org/howto/lartc.multicast.html
echo 1 > /proc/sys/net/ipv4/ip_forward