nerdexam
Huawei

H12-811_V1.0 · Question #853

What is the protocol number of OSPF at the network layer?

The correct answer is B. 89. OSPF (Open Shortest Path First) uses protocol number 89 at the network layer. This distinguishes OSPF packets from other protocols such as TCP (protocol number 6) and ICMP (protocol number 1) .

IP Routing Technologies

Question

What is the protocol number of OSPF at the network layer?

Options

  • A0
  • B89
  • C6
  • D1

How the community answered

(28 responses)
  • A
    4% (1)
  • B
    86% (24)
  • C
    4% (1)
  • D
    7% (2)

Explanation

OSPF (Open Shortest Path First) uses protocol number 89 at the network layer. This distinguishes OSPF packets from other protocols such as TCP (protocol number 6) and ICMP (protocol number 1) .

Topics

#OSPF#IP protocol number#network layer#routing protocol

Community Discussion

No community discussion yet for this question.

Full H12-811_V1.0 Practice