Comments on: Route Precedence — How does a Router choose its preferred path?

By: noomiclone

noomiclone — Wed, 14 Oct 2026 04:38:21 +0000

Really clear explanation of route precedence. The point about longest prefix match being evaluated before administrative distance is the one that most often trips people up in practice. I have watched engineers spend an hour chasing what looked like an AD problem when the real cause was a /32 host route quietly winning over the /24 prefix. The Cisco IOS order of prefix length, then AD, then metric is worth memorising, and this article lays it out more clearly than most textbook chapters. Saving this one for reference.

By: summer rider g

summer rider g — Tue, 06 Oct 2026 14:52:40 +0000

Really helpful explanation of route precedence. I always mixed up administrative distance versus metric, and seeing how a router actually ranks candidate routes finally made it click. The diagrams made it easy to follow along. Thanks for putting this together.

By: Alexia Amber

Alexia Amber — Sun, 27 Sep 2026 13:05:56 +0000

This is a great overview of how routers determine the best path! The explanation of the three attributes—Route Specificity, Administrative Distance, and Metric—provides a clear understanding of route precedence. I'm particularly interested in how load balancing works when multiple paths are available. Looking forward to the follow-up free online games video with the answers to the bonus questions!

By: slope 2

slope 2 — Tue, 08 Sep 2026 07:49:44 +0000

Great insights on route precedence! I love how you broke down the decision-making process for routers. Have you ever experimented with altering metrics in a real-world scenario? Curious about your experience!

By: Dylan Craft

Dylan Craft — Thu, 20 Aug 2026 03:52:38 +0000

This is a really clear explanation of how routers compare multiple paths and select the preferred route. I especially like how the examples demonstrate the difference between route specificity, administrative distance, and slope unblocked metric instead of treating them as isolated concepts. The step-by-step approach makes the topic much easier to understand, especially for anyone preparing for the CCNA.

By: Ed Harmoush

Ed Harmoush — Mon, 06 Apr 2020 04:44:54 +0000

In reply to Jon Pinkley. Oops, good catch on the typo. I've fixed it. Thanks for the contribution with the further bonus questions, Jon. =).

By: Jon Pinkley

Jon Pinkley — Mon, 06 Apr 2020 04:12:18 +0000

Ed,

Thanks for the coverage of this important topic.

The video and the text here are not consistent for the description of the static route added for the bonus question, and it is a significant difference.

The text here has this:
“The video finishes with two Bonus Questions, based upon an additional scenario of adding a Static Route to R1 for the 9.9.9.128/25 network through R5.”

The video has this:
R1(config)# ip route 9.9.9.0 255.255.255.0 10.1.5.5

i.e. 9.9.9.0/24, and I think the /24 is what you were meaning to reinforce.

The two static routes will have different effects.

Third bonus question. If you first add the /24 static route, how does this change effect round trip routing? I.e. what does extended ping with record route display?

Forth bonus question. If you now add an additional 9.9.9.128/25 route, how does this change effect round trip routing? I.e. what does extended ping with record route display?