multicast

How do I limit NIC usage for multicast in NDDS 3.1a?

Note: Applies to NDDS 3.x For machines with multiple NICs, it is sometimes useful to specify which NIC(s) to communicate over. Multicast packets will be sent through all interfaces that satisfy the following criteria: It is enabled for multicast NDDS is configured to use it Enabling a NIC for ...
sara
Thu, 01/17/2013 - 08:17
3814 reads — 0 comments

How do I get a data reader to receive data over multicast?

Prior to RTI Data Distribution Service version 4.4, receiving data over multicast could only be configured on the reader side. The reader Qos specifies to the writer that it wants to receive data using a multicast address. Starting with RTI Data Distribution Service 4.4, in addition to the ...
belen
Thu, 01/17/2013 - 08:11
9232 reads — 0 comments

Does RTI Connext use IGMP messages?

Note: Applies to NDDS 3.x, RTI Connext 4.x and above Yes, RTI Connext will cause IGMP messages to be sent, allowing routers to appropriately handle multicast traffic delivery. The RTI code does not send the IGMP messages itself, but the host's network stack should send them when needed. When RTI ...
sara
Thu, 01/17/2013 - 07:27
5148 reads — 0 comments

What network port numbers does RTI Connext use?

Note: The ports used are different between RTI Connext 4.x and NDDS 3.x. RTI Connext The built-in UDP transport in RTI Connext 4.x and above uses port numbers that are based on the domain ID and participant ID. Because the RTPS spec changed, the mapping is different before and after Version 4.2 of ...
Fernando Garcia
Mon, 01/14/2013 - 08:30
39383 reads — 4 comments

Why is my application unable to add a multicast address?

Note: Applies to NDDS 3.x, RTI Connext 4.x and above. Many operating systems, including Linux, limit the number of multicast group memberships that a machine can belong to simultaneously. (A "multicast group membership" indicates that a machine is listening to messages for a specific multicast IP ...
Fernando Garcia
Mon, 01/14/2013 - 07:58
16268 reads — 0 comments

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