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show multicast rpf

Syntax

Syntax (EX Series Switch and the QFX Series)

Description

Display information about multicast reverse-path-forwarding (RPF) calculations.

Options

none

Display RPF calculation information for all supported address families.

inet | inet6

(Optional) Display the RPF calculation information for IPv4 or IPv6 family addresses, respectively.

instance instance-name

(Optional) Display information about multicast RPF calculations for a specific multicast instance.

logical-system (all | logical-system-name)

(Optional) Perform this operation on all logical systems or on a particular logical system.

prefix

(Optional) Display the RPF calculation information for the specified prefix.

summary

(Optional) Display a summary of all multicast RPF information.

Required Privilege Level

view

Output Fields

Table 1 describes the output fields for the show multicast rpf command. Output fields are listed in the approximate order in which they appear.

Table 1: show multicast rpf Output Fields

Field Name

Field Description

Instance

Name of the routing instance. (Displayed when multicast is configured within a routing instance.)

Source prefix

Prefix and length of the source as it exists in the multicast forwarding table.

Protocol

How the route was learned.

Interface

Upstream RPF interface.

Note:

The displayed interface information does not apply to bidirectional PIM RP addresses. This is because the show multicast rpf command does not take into account equal-cost paths or the designated forwarder. For accurate upstream RPF interface information, always use the show pim join extensive command when bidirectional PIM is configured.

Neighbor

Upstream RPF neighbor.

Note:

The displayed neighbor information does not apply to bidirectional PIM. This is because the show multicast rpf command does not take into account equal-cost paths or the designated forwarder. For accurate upstream RPF neighbor information, always use the show pim join extensive command when bidirectional PIM is configured.

Sample Output

show multicast rpf

show multicast rpf inet6

show multicast rpf prefix

show multicast rpf summary

Release Information

Command introduced before Junos OS Release 7.4.

inet6 and instance options introduced in Junos OS Release 10.0 for EX Series switches.