Discuss Nokia 4A0-102 Exam Topic 1 Question 93

Which of the following regarding the TTL of a BGP message is TRUE?

ATTL is a well-known mandatory BGP attribute.

BThe default TTL value of an eBGP message is 1, and 64 for an iBGP message.

CThe default TTL value of an iBGP message can be modified using the multihop command.

DThe default TTL value of an eBGP message can be modified using the 'ttl-security' command.

Suggested Answer: B

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21 comments · newest first

Quiana 1 month ago

C is the best choice. It’s practical for setups.

Beata 2 months ago

D sounds plausible, but I lean towards C.

Gladys 2 months ago

I feel B is misleading. eBGP default is not 1.

Lawrence 2 months ago

A is definitely wrong. TTL isn't mandatory.

Glenn 2 months ago

Agreed, C makes sense. It’s flexible for routing.

Jerry 2 months ago

I think C is correct. Multihop changes iBGP TTL.

Leonard 2 months ago

C is definitely the best choice. It’s all about flexibility in iBGP.

Niesha 3 months ago

I feel like A is misleading. TTL isn’t a mandatory attribute.

Renea 3 months ago

I believe D is false. eBGP TTL is usually fixed.

Nada 3 months ago

Yes, but I’m unsure about D. Is "ttl-security" even a real command?

Levi 3 months ago

Agreed, C makes sense. eBGP default is 1, right?

Dusti 3 months ago

I think option C is correct. Multihop can change the TTL for iBGP.

Donette 4 months ago

D) is incorrect, "ttl-security" is not a standard command.

Sherita 4 months ago

Wait, is the default TTL for eBGP really 1? That seems low!

Chanel 4 months ago

C) sounds right, I've used multihop before.

Karon 5 months ago

I agree, TTL isn't a mandatory attribute.

Sherill 6 months ago

A) is definitely false.

Antonio 6 months ago

I thought the "ttl-security" command was related to eBGP, but I can't remember if it actually modifies the default TTL value.

Cory 6 months ago

I believe the multihop command can change the TTL for iBGP messages, but I might be mixing it up with something else.

Oretha 6 months ago

I practiced a similar question where we discussed BGP attributes, but I can't recall if TTL is considered mandatory or not.

Shantell 7 months ago

I think I remember that the TTL for eBGP is usually set to 1, but I'm not sure about the iBGP value.

Nokia 4A0-102 Exam - Topic 1 Question 93 Discussion