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Refer to the exihibit.
Refer to the exhibit BGP is running in the core of the service provider to exchange routes for its customers, and OSPF serves as the PE-CE routing protocol. The service provider s existing customer at CE1 is opening a new office in a different geographical location connected via CE2. A network engineer must update the BGP implementation so that PE1 and PE2 will share routes and provide communication between CE1 and CE2 Which action must the engineer take?
Suggested Answer: A
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The weight parameter in BGP (Border Gateway Protocol) is a Cisco-specific attribute that is local to the router on which it is configured. It is used to prefer one path over another when multiple paths to the same destination are available. The weight is not advertised to other routers, making it a local parameter.
37 comments · newest first
TW
Twana
11 months ago
Option D sounds a bit off to me, not sure it fits the scenario.
AL
Alesia
11 months ago
I’m surprised they didn’t mention anything about route maps!
SE
Serita
11 months ago
Wait, why not just go with A? Seems simpler.
IS
Isabelle
11 months ago
Totally agree, C makes the most sense here!
HO
Horace
12 months ago
I think option C is the way to go.
LI
Lili
12 months ago
I recall that in a previous exam, we had to set up BGP relationships directly between CE devices. So, A might be a valid option, but I’m not completely convinced.
ER
Ernestine
1 year ago
I'm a bit confused about whether we need to focus on BGP or OSPF more. I thought D could be a possibility since it mentions redistributing OSPF into BGP.
LU
Luisa
1 year ago
I remember practicing a similar question where we had to establish routes between different customer edges. I feel like B could be relevant here too.
KE
Keshia
1 year ago
I think the answer might be C, but I'm not entirely sure if mutual redistribution is the right approach for this scenario.
CA
Carol
1 year ago
Okay, I think I've got it. The question is asking us to update the BGP implementation to allow communication between the two CE routers. Based on the information provided, the best approach seems to be configuring the PE routers to redistribute the OSPF routes from the customer VRF into BGP. That way, the routes will be shared across the core and the two CE routers can communicate. I'm confident this is the right solution.
HO
Horace
1 year ago
Hmm, this is a tricky one. I think the key is in how the PE and CE routers are communicating. If it's just OSPF between them, then the BGP routes in the core won't be shared automatically. I'm leaning towards the option that has the PE routers redistributing between BGP and OSPF, but I want to double-check that to make sure I have the right understanding.
DA
Daren
1 year ago
Okay, let me think this through. Since BGP is running in the core, I'm guessing the solution has something to do with configuring BGP on the CE routers to connect the two sites. But I'm not sure if that's the right approach, or if there's a more efficient way to handle this using the existing OSPF setup. I'll need to carefully consider the options.
FE
Felice
1 year ago
This question seems straightforward, but I want to make sure I understand the key details before answering. The service provider is using BGP in the core and OSPF between the PE and CE routers, and the customer is opening a new office that needs to communicate with the existing one. I think the key is figuring out how to get the routes shared between the two CE routers.
WI
Wilbert
1 year ago
I bet the engineer who wrote this question is really proud of themselves for coming up with such a tricky scenario. Gotta love those service provider network questions!
HU
Hui
1 year ago
D) Configure PE1 and PE2 to redistribute OSPF from the VRF for the customer into BGPPUM
TA
Taryn
1 year ago
B) Configure CE1 and CE2 with a pseudowire that will run over the service provider core.
MI
Miesha
1 year ago
C) Configure PE1 and PE2 to mutually redistribute BGP and OSPF in the VRF for the customer.
ED
Edgar
1 year ago
A) Configured CE2 to establish a BGP relationship with PE1 and PE2
HE
Herminia
1 year ago
Option B is an interesting idea, but setting up a pseudowire just to connect two sites in the same network seems like overkill. I'm glad the correct answer is more straightforward.
VE
Veta
1 year ago
Option B is an interesting idea, but setting up a pseudowire just to connect two sites in the same network seems like overkill. I'm glad the correct answer is more straightforward.
RA
Raylene
1 year ago
C) Configure PE1 and PE2 to mutually redistribute BGP and OSPF in the VRF for the customer.
MA
Mattie
1 year ago
A) Configured CE2 to establish a BGP relationship with PE1 and PE2
CH
Cherry
1 year ago
I think Option D is a bit of a stretch. Redistributing OSPF into BGP PUM? That sounds like a complicated and unnecessary solution for this scenario.
SE
Sean
1 year ago
Yeah, Option A seems like the most straightforward solution in this case.
AL
Alona
1 year ago
I think Option A makes more sense, configuring CE2 to establish a BGP relationship with PE1 and PE2.
NO
Norah
1 year ago
I agree, Option D does seem overly complicated for this scenario.
AL
Alishia
2 years ago
Wow, this question is really testing our understanding of routing protocols and service provider networks. I'm not sure if I would have gotten that one right on the first try.
GE
Gertude
1 year ago
That makes sense, it's all about sharing routes and ensuring connectivity between the different locations.
AN
Angella
1 year ago
I think the key is to configure PE1 and PE2 to mutually redistribute BGP and OSPF in the VRF for the customer.
MI
Milly
1 year ago
I agree, it's all about knowing how to update the BGP implementation to ensure communication between the new offices.
CH
Chun
1 year ago
It's definitely a tricky question, but it's important to understand how BGP and OSPF work in service provider networks.
SY
Sylvie
2 years ago
Option C is the correct answer. The service provider needs to configure PE1 and PE2 to mutually redistribute BGP and OSPF within the customer VRF to enable communication between CE1 and CE2.
IS
Isaac
1 year ago
Yes, configuring PE1 and PE2 to mutually redistribute BGP and OSPF in the VRF is the way to go.
FR
Francine
1 year ago
I think option C is the correct answer.
CH
Chantay
2 years ago
Hmm, that's an interesting point. I can see how that could work too.
LO
Loren
2 years ago
I disagree, I believe the answer is D) Configure PE1 and PE2 to redistribute OSPF from the VRF for the customer into BGP.
CH
Chantay
2 years ago
I think the answer is C) Configure PE1 and PE2 to mutually redistribute BGP and OSPF in the VRF for the customer.