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Question 46 - JN0-351 discussion

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Which two types of tunnels are able to be created on all Junos devices? (Choose two.)

A.
STP
Answers
A.
STP
B.
GRE
Answers
B.
GRE
C.
IP-IP
Answers
C.
IP-IP
D.
IPsec
Answers
D.
IPsec
Suggested answer: B, D

Explanation:

Junos devices support various types of tunnels for different purposes12.

Option B is correct.Generic Routing Encapsulation (GRE) is a tunneling protocol that can encapsulate a wide variety of network layer protocols inside virtual point-to-point links over an Internet Protocol network1.Junos devices support GRE tunnels1.

Option D is correct.IPsec (Internet Protocol Security) is a protocol suite for securing Internet Protocol (IP) communications by authenticating and encrypting each IP packet of a communication session1.Junos devices support IPsec tunnels1.

Option A is incorrect. Spanning Tree Protocol (STP) is not a type of tunnel.It's a network protocol designed to prevent loops in a bridged Ethernet local area network2.

Option C is incorrect.While Junos devices do support IP-IP (also known as IP tunneling), it's not supported on all Junos devices1.

asked 18/09/2024
Tobi Space
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