ICMP and IGMP belong to which layer of the OSI model?

A.
Datagram

B.
Network

C.
Transport

D.
Link

Explanation:
The Network layer (layer 3) is responsible for adding routing information to the data.
The Network layer accepts the segment from the Transport layer and adds information to it to
create a packet. The packet includes the source and destination IP addresses. T
The routing protocols are located at this layer and include the following:
Internet Control Message Protocol (ICMP)
Routing Information Protocol (RIP)
Open Shortest Path First (OSPF)
Border Gateway Protocol (BGP)
Internet Group Management Protocol (IGMP)
Internet Protocol (IP)
Internet Packet Exchange (IPX)
Pg. 78 Tittel: CISSP Study Guide