Which specific protocol handles structural routing logic to map group communication pathways and manage multicast group memberships across IP networks? MCQ with Answer and Explanation

Which specific protocol handles structural routing logic to map group communication pathways and manage multicast group memberships across IP networks?
A. POP3 server layouts
B. IGMP (Internet Group Management Protocol)
C. SMTP protocol paths
D. HTTP stateless rulesets
Answer: Option B
Solution (By JKSSB Mock Tests)
IGMP (Internet Group Management Protocol) allows hosts and adjacent routers to manage multicast group memberships, optimizing multi-point streaming deliveries.

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