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Cisco 300-410 Exam - Topic 11 Question 88 Discussion

How are CE advertised routes segmented from other CE routers on an MPLS PE router?
D) by assigning CE-facing interfaces to different VRFs
A) with a combination of VRF-Lite and MP-BGP
B) by pushing MPLS labels advertised by LDP on customer routes
C) by enabling multiple instances of BGP. one for each CE router

Cisco 300-410 Exam - Topic 11 Question 88 Discussion

Actual exam question for Cisco's 300-410 exam
Question #: 88
Topic #: 11
[All 300-410 Questions]

How are CE advertised routes segmented from other CE routers on an MPLS PE router?

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Suggested Answer: D

In an MPLS PE router, CE advertised routes are segmented from other CE routers by assigning CE-facing interfaces to different Virtual Routing and Forwarding (VRF) instances12. A VRF is a technology that allows multiple instances of a routing table to co-exist within the same router at the same time. By associating a network interface with a VRF, the network layer (Layer 3) has a different view of the network topology. This allows the segmentation of routing paths for traffic from different customers or different types of traffic.In the context of MPLS, VRFs are used to create separate routing instances for each customer on a PE router3.


Implementing Cisco Enterprise Advanced Routing and Services (ENARSI) training videos

CCNP Enterprise Advanced Routing ENARSI 300-410 Official Cert Guide

Implementing Cisco Enterprise Advanced Routing and Services source documents or study guide

MPLS routes to advertise from CE to PE - Cisco Community

Configuring Route Exchange Between PE and CE Devices - CloudEngine 12800 and 12800E V200R005C10 Configuration Guide - VPN - Huawei

Customer edge router - Wikipedia

by Callie at May 11, 2024, 04:47 AM

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Junita
9 months ago
Wow, I didn't realize D was the right answer!
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Kristofer
9 months ago
I always thought it was C, but now I'm doubting it.
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Jeannine
10 months ago
Not so sure about that, B seems off to me.
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Kristine
10 months ago
I think it's A, VRF-Lite and MP-BGP are crucial for segmentation.
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Dante
10 months ago
It's definitely D, assigning interfaces to different VRFs is key.
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Lashaun
10 months ago
I recall that multiple BGP instances could be relevant, but I'm leaning towards D because of the VRF assignment concept.
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Alfreda
11 months ago
I practiced a question similar to this, and I remember that MPLS labels play a role, so maybe B is the right choice?
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Juan
11 months ago
I'm not entirely sure, but I feel like it could also be A, with VRF-Lite and MP-BGP being involved in the segmentation.
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Wilburn
11 months ago
I think the answer might be D, since I remember something about assigning interfaces to different VRFs to separate traffic.
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Carlee
11 months ago
I'm a bit confused by this question. The options seem to be talking about different MPLS and BGP concepts, and I'm not sure how they all fit together. I'll need to take a closer look at the details of each option to make an informed decision.
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Ligia
11 months ago
Okay, I think I've got this. The key is to understand how MPLS and VRFs work together to isolate the CE routes. I'm going to go with option D, as that seems the most straightforward way to segment the routes.
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Gilberto
11 months ago
Hmm, this is a tricky one. I'm not entirely sure about the segmentation of CE advertised routes on an MPLS PE router. I'll need to review my notes and try to eliminate the incorrect options.
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Diego
11 months ago
This question seems to be testing my understanding of how MPLS PE routers handle CE advertised routes. I'll need to think through the different options carefully.
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Adolph
11 months ago
Okay, I think I've got it. Serverless Workflow is designed to orchestrate distributed tasks, so it makes sense that it would support all the common integration modes like request-response, synchronization, and async. The one that's not supported is waiting for a callback.
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Florencia
11 months ago
Okay, let me think this through step-by-step. We need a way to display the current date in real-time for order emails. AMPscript seems like a good option since it allows you to insert dynamic content. But Enhanced Dynamic Content could also work. I'll have to weigh the pros and cons of each approach.
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Beata
11 months ago
Ah, I see. The standard set of exceptions and the requirement to handle exceptions in the method they occur are also important advantages. I think I've got a good handle on this now.
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