COMPUTER NETWORKING

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NETWORK LAYER

UNICAST ROUTING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
EIGRP packets are sent directly over IP using protocol number ____
A
88
B
87
C
89
D
90
Explanation: 

Detailed explanation-1: -EIGRP Packet Format. EIGRP packets are encapsulated directly in IP with the protocol field set to 88. The destination IP address in EIGRP depends on the packet type–some packets are sent as multicast (with an address of 224.0. 0.10 ) and others are sent as unicast (see the earlier section Section 4.3.

Detailed explanation-2: -EIGRP can be deployed on Internet Protocol networks, such as IPv4 and IPv6, as well as networks such as Novell Internetwork Packet Exchange.

Detailed explanation-3: –EIGRP is a transport layer protocol that relies on IP packets to deliver its routing information. EIGRP packets are encapsulated in IP packets with the Protocol Number field value 88 (0x58) in the IP header.

Detailed explanation-4: –EIGRP uses UDP to send all update packets.

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