CISSP-ISSAP: Information Systems Security Architecture Professional

By ISC · Question Mode

QuestionQ48

VerifiedInfrastructure and System Security

At which layer of the Open System Interconnection (OSI) model do the Internet Control Message Protocol (ICMP) and the Internet Group Management Protocol (IGMP) operate?

Explanation

ICMP and IGMP are Internet-layer protocols that operate with IP: ICMP provides IP control and error-reporting functions, and IGMP manages IP multicast group membership. The TCP/IP Internet layer corresponds to the OSI Network layer.

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