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?

Last Updated on April 27, 2021 by Admin

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?

  • IGMP snooping
  • PIM Pruning
  • source registration
  • SPT switchover
    Answers Explanation & Hints:

    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.

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