The PE router implementing data MDTs for a local multicast source must establish a data MDT-creation threshold for a multicast group and source. A multicast group can have more than one source of traffic.
To configure the data MDT-creation threshold, include the threshold statement:
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threshold {
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group group-address {
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source source-address {
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rate threshold-rate;
- }
- }
- }
You can include this statement at the following hierarchy levels:
The group address is the multicast group address to which the threshold applies. This could be a well-known address for a certain type of multicast traffic.
The source address is the unicast address of the source of the multicast traffic. It can be a source locally attached to or reached through the PE router. A group can have more than one source.
The group and source addresses can be explicit (all 32 bits of the address specified) or a prefix (network address and prefix length specified). Explicit and prefix address forms can be combined if they do not overlap. Overlapping configurations, in which prefix and more explicit address forms are used for the same source or group address, are not supported.
The rate is the threshold applied to the multicast source to automatically create a data MDT. The range is from 10 kilobits per second (Kbps), the default, to 1 gigabit per second (Gbps, equivalent to 1,000,000 Kbps).