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Considering that both routers C and D are advertising the eBGP learned prefix 10.5.0.0/16 into
ISP X, which of the following best describes the route advertisement within ISP X?
Suggested Answer: D
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29 comments · newest first
MA
Marleen
11 months ago
Pretty sure it’s C, A, B, E, and F.
AD
Adell
11 months ago
Wait, does it really send to all those routers? Sounds off.
LI
Lilli
11 months ago
Definitely D, E, and F for sure!
SE
Serita
11 months ago
I think it’s just E and F, right?
PA
Page
12 months ago
Router C sends updates to A, B, D, E, and F.
EL
Elli
12 months ago
I feel like I read that eBGP updates go to all directly connected peers, so maybe it's option D? But I'm not completely confident.
VE
Veta
1 year ago
I think Router C should send updates to all routers in the ISP, but I can't recall if it includes Router D in the advertisement.
OL
Olive
1 year ago
This question feels similar to one we practiced where we had to determine which routers received updates. I think it might be option D, but I could be wrong.
BR
Breana
1 year ago
I remember studying eBGP and how updates are propagated, but I'm not entirely sure if Router C sends updates to all routers or just a few.
TI
Tien
1 year ago
I've got a good strategy here. I'll start by sketching out the network diagram in my mind to visualize the connections. Then I'll apply my knowledge of BGP route propagation to determine the most likely answer.
HE
Helene
1 year ago
I'm a bit confused by the wording of the question. Does "route advertisement within ISP X" mean how the prefix is distributed to the routers inside ISP X, or something else?
CO
Cory
1 year ago
Okay, let me think this through step-by-step. Both routers C and D are advertising the same eBGP prefix to ISP X, so I need to figure out how that prefix will be propagated within ISP X.
KE
Keneth
1 year ago
Hmm, this looks like a tricky BGP routing question. I'll need to carefully analyze the network topology and advertisement rules to determine the correct answer.
MA
Makeda
2 years ago
I'm not sure about this one. The wording is a bit confusing. Maybe I should re-read the question a few times.
IS
Isadora
2 years ago
Haha, I bet the person who wrote this question was feeling pretty clever. Nice try, but I'm not falling for it!
NA
Naomi
2 years ago
I agree, that seems like the most logical choice.
JE
Jenise
2 years ago
I think it's B) Router C sends the update to routers D, E and F.
RO
Robt
2 years ago
D seems like the right answer, since router C is advertising the prefix to all the routers within ISP X.
AD
Adria
2 years ago
True, it really depends on the network design and routing policies in place.
CH
Christiane
2 years ago
In that case, A, B, E, and F would be the ones to receive the update from router C.
GL
Glendora
2 years ago
But what if router C only needs to send the update to specific routers within ISP X?
BE
Bernardine
2 years ago
I think D is correct too, it makes sense for router C to send the update to all routers in ISP X.
JA
Jame
2 years ago
Why do you think it's D?
JO
Joesph
2 years ago
This looks like a tricky BGP routing question. I'm going to have to think this one through carefully.
MA
Martina
2 years ago
Let's double check the routing table to be sure.
LO
Louann
2 years ago
I agree, that seems like the most logical choice.
MA
Margurite
2 years ago
I think the answer is D) Router C sends the update to routers A, B, D, E and F.
PH
Phil
2 years ago
I disagree, I believe the answer is D.
JA
Jame
2 years ago
I think the answer is B.