What does IGMP stand for?
Internet Group Management Protocol
What is the primary function of IGMP?
To establish multicast group memberships on an IP network.
What do hosts use to signal interest in receiving multicast traffic?
IGMP report messages.
Which layer does IGMP primarily operate on?
Ethernet (Layer 2) network segments.
What is the multicast address used by routers for general queries in IGMP?
224.0.0.1
What is the purpose of IGMPv2's leave message?
Allows hosts to explicitly leave multicast groups.
What does IGMPv3 add to the protocol?
Source filtering for Source-Specific Multicast (SSM).
How does IGMP help in multicast efficiency?
Prevents unnecessary traffic by ensuring only interested hosts receive multicast packets.
What are the three versions of IGMP?
What happens if a host hears another's IGMP report?
It suppresses its own report to reduce redundancy.
How does IGMP help in multicast efficiency?
Prevents unnecessary traffic by ensuring only interested hosts receive multicast packets.
What happens if a host hears another's IGMP report?
It suppresses its own report to reduce redundancy.
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