An administrator has configured and enabled multicast together with PIM sparse mode on all VLANs on the network. Which feature helps to reduce multicast traffic being broadcast on the access layer switches?
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Last Updated: Jan 21, 2021
IT Exam Items Repository › Category: CCNP › An administrator has configured and enabled multicast together with PIM sparse mode on all VLANs on the network. Which feature helps to reduce multicast traffic being broadcast on the access layer switches?
An administrator has configured and enabled multicast together with PIM sparse mode on all VLANs on the network. Which feature helps to reduce multicast traffic being broadcast on the access layer switches?
- source registration
- PIM Pruning
- IGMP snooping
- SPT switchover
Explanation: IGMP snooping stops multicast traffic from being broadcast on the access layer switches by examining IGMP joins that are sent by receivers and maintaining a table of interfaces to IGMP joins.
Related exam: CCNP Core Networking: Modules 13 - 14 Checkpoint Exam: Multicast and QoS Exam
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