Loopfree-alternate has been enabled on a router for its link-state routing protocol. For which types of segments will the router attempt to find a backup path, so that they become protected by fast re-route?
Suggested Answer: C
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Loopfree-alternate is a mechanism that enables fast re-route for link-state routing protocols, it allows the router to find a backup path for both Node-SID and Adjacency-SID segments, so that they become protected by fast re-route.
13 comments · newest first
CO
Cory
11 months ago
D makes sense too, if fast-reroute isn't enabled, no segments get protected.
MA
Man
12 months ago
Wait, are you sure about that? I thought it was just for Adjacency-SID.
NA
Nan
12 months ago
Totally agree with C! Fast reroute needs both types.
LA
Lai
1 year ago
I think it's A, only Node-SID segments.
DO
Douglass
1 year ago
C is the right answer! Both Node-SID and Adjacency-SID segments get backup paths.
WE
Weldon
1 year ago
I’m a bit confused about the role of segment-routing fast-reroute in this context. Could it mean that no segments are protected unless it's enabled? Maybe option D is worth considering.
HE
Helene
1 year ago
If I recall correctly, Loopfree-alternate should cover both types of segments, so I’m thinking option C is the right choice.
JA
Jacqueline
1 year ago
I think I saw a practice question that mentioned only Adjacency-SID segments being protected. I might lean towards option B, but I'm not completely confident.
BE
Benedict
1 year ago
I remember studying that Loopfree-alternate is supposed to provide backup paths, but I'm not sure if it applies to both Node-SID and Adjacency-SID segments.
VA
Val
1 year ago
This is a good example of why it's important to carefully read the question and understand the metrics being compared. I'll make sure to take my time and not rush through this.
KE
Keva
1 year ago
This one seems pretty straightforward. I'm pretty confident the answer is iOS and Microsoft Windows.
CA
Carri
1 year ago
The way I see it, the internal audit team should still review outsourced processes as part of the overall control environment. That's the best way to maintain independence and oversight.
VI
Virgie
1 year ago
The key here is understanding how Cisco TrustSec provides secure communication. I'm leaning towards option A, but I'll double-check my notes to be sure.