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GIAC GSNA Exam - Topic 5 Question 51 Discussion

Actual exam question for GIAC's GSNA exam
Question #: 51
Topic #: 5
[All GSNA Questions]

Mark works as a project engineer in Tech Perfect Inc. His office is configured with Windows XP-based computers. The computer that he uses is

not configured with a default gateway. He is able to access the Internet, but is not able to use e-mail services via the Internet. However, he is

able to access e-mail services via the intranet of the company. Which of the following could be the reason of not being able to access e-mail

services via the Internet?

Show Suggested Answer Hide Answer
Suggested Answer: A, D

The above configuration fragment will disable the following services from the router:

The BootP service

The DNS function

The Network Time Protocol

The Simple Network Management Protocol

Hyper Text Transfer Protocol


by Micah at Jul 09, 2024, 02:21 AM

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Diego
3 months ago
I doubt it's just about protocols; something else is up.
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Arlyne
3 months ago
Wait, can you really access the internet without a default gateway?
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Matthew
3 months ago
Definitely not a router problem.
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Reita
4 months ago
I think it could also be an IP packet filter.
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Gretchen
4 months ago
Sounds like a proxy server issue to me.
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Kenia
4 months ago
I feel like the problem might be related to the protocols. If the computer isn't set up for TCP/IP correctly, that could explain the email issue.
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Aja
4 months ago
This question reminds me of a practice one about packet filtering. Could an IP packet filter be preventing access to external email services?
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Junita
4 months ago
I'm not entirely sure, but I think a proxy server could be blocking the email traffic since he can access it on the intranet.
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Val
5 months ago
I remember studying about how a default gateway is crucial for accessing external networks, so maybe the lack of one is causing the issue with email.
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Delfina
5 months ago
Alright, let me walk through this step-by-step. If he can access the internet but not email, it's likely not a problem with the default gateway. The proxy server or IP packet filter seem like the most probable causes here. I'll carefully consider each option.
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Aron
5 months ago
I'm a bit confused on this one. The fact that he can access the internet but not email services makes me think it could be a protocol issue, but I'm not entirely sure. I'll need to review my networking knowledge to decide.
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Dan
5 months ago
Ah, I think I know this one. Since he can access the intranet but not the internet for email, it's probably an issue with the router configuration or IP packet filtering. I'll double-check the answer choices.
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Fallon
5 months ago
Okay, let's see. If he can access the internet but not email services, it could be an issue with the proxy server or firewall settings. I'll need to consider the options closely.
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Cordell
5 months ago
Hmm, this seems like a tricky one. I'll need to think through the network configuration details carefully to figure out the most likely reason.
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Amira
5 months ago
I'm pretty confident that the correct answer is D. Spoke devices can only send traffic to networks behind the hub in a spoke-to-hub-only topology.
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Sheron
5 months ago
This seems straightforward to me. Changing the element ID would definitely affect the network communication, so I'm going to go with option C.
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Kimberlie
5 months ago
I'm a bit confused by the wording of the question. Could someone explain the difference between the options? I want to make sure I understand before I select an answer.
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Anissa
5 months ago
This question seems straightforward, but I want to make sure I understand the key points about regulatory and legislative bodies and their impact on the health plan industry. I'll carefully read through the answer choices and think about which one best captures the correct statement.
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Lelia
10 months ago
I'm going to go with the proxy server. It's like the IT team is trying to create a maze for the users to navigate just to check their emails. Maybe they're training the employees to be professional puzzle solvers on the side.
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Evan
9 months ago
User 3: It's like a daily brain teaser trying to figure out the IT puzzles.
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Ramonita
9 months ago
User 2: Proxy server could definitely be the reason for the email trouble.
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Abel
9 months ago
User 1: Maybe they want to make sure we're always on our toes.
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Pearline
10 months ago
Protocols other than TCP/IP? Really? That's a stretch. I bet the project engineer is secretly using a carrier pigeon to send emails instead of the internet. Hey, at least it's more reliable than the company's IT infrastructure.
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Giuseppe
10 months ago
Option C, the router, seems like the most likely culprit. Probably needs a firmware update or some reconfiguration. I wonder if the IT team is using duct tape and chewing gum to keep the network running.
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Tish
8 months ago
D) Protocols other than TCP/IP
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Eleonore
8 months ago
C) Router
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Micaela
9 months ago
B) IP packet filter
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Serina
10 months ago
A) Proxy server
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Karima
10 months ago
I'm going with option B. If the IP packet filter is not configured properly, it could be blocking the email traffic. Sounds like a classic case of over-zealous network security.
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Kanisha
9 months ago
User2: I agree, it might be blocking the email traffic.
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Wilford
10 months ago
User1: I think it could be the proxy server causing the issue.
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Page
11 months ago
Hmm, if the computer can access the internet but not email services, it sounds like a problem with the proxy server. Gotta love those IT professionals and their love for creating more problems than they solve.
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Leota
9 months ago
I agree, the proxy server seems like the culprit here.
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Marya
9 months ago
B) IP packet filter
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Annette
9 months ago
No, I think it's more likely the proxy server causing the problem.
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Allene
10 months ago
C) Router
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Dylan
10 months ago
Yeah, it's probably the proxy server causing the email issue.
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Bethanie
10 months ago
A) Proxy server
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Tiera
11 months ago
But what about the IP packet filter? Could that also be causing the issue?
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Ming
11 months ago
I agree with Alline, a proxy server could be blocking the e-mail services.
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Alline
11 months ago
I think the reason could be a proxy server.
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