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Which protocol is NOT implemented in the Network layer of the OSI Protocol Stack?
Suggested Answer: A
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Open Shortest Path First, Internet Protocol, and Routing Information Protocol are all protocols implemented in the Network Layer.
Domain: Telecommunications and Network Security
References: AIO 3rd edition. Page 429
Official Guide to the CISSP CBK. Page 411
12 comments · newest first
LE
Leatha
1 month ago
Right! OSPF, IP, and RIP are all network protocols.
CL
Clay
1 month ago
Agreed! HTTP is definitely not in the Network layer.
DO
Dorthy
1 month ago
I think it's A) hyper text transport protocol. It's an application layer protocol.
CH
Chauncey
2 months ago
Wow, I didn't know HTTP was in a different layer!
PE
Peter
2 months ago
Nope, RIP is definitely in the network layer!
XO
Xochitl
2 months ago
Wait, are you sure? I thought RIP was also not in the network layer.
LI
Lizette
2 months ago
Totally agree, that's an application layer protocol.
SU
Suzi
2 months ago
A) hyper text transport protocol is correct!
JE
Jesusita
2 months ago
I feel like I’ve seen a similar question before, and it was about identifying protocols in different layers. I’m leaning towards A being the right choice here.
AR
Arlene
3 months ago
I’m a bit confused because I thought all these protocols were related to networking. I need to double-check which layer each one belongs to.
DE
Delmy
3 months ago
I remember studying the OSI layers, and I think OSPF and RIP are definitely in the Network layer. So that leaves A as the odd one out.
PA
Paris
3 months ago
I think the answer might be A) hyper text transport protocol, but I'm not completely sure. It sounds like it deals with web traffic, which is higher up in the OSI model.