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Felix localSubnetL2Reachability#2757

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ctauchen merged 3 commits into
tigera:mainfrom
MichalFupso:neigh-manager
Jun 12, 2026
Merged

Felix localSubnetL2Reachability#2757
ctauchen merged 3 commits into
tigera:mainfrom
MichalFupso:neigh-manager

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@MichalFupso

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  • A member of the docs team has approved this change.

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Merge checklist:

  • Deploy preview inspected wherever changes were made
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Copilot AI review requested due to automatic review settings May 28, 2026 17:15
@MichalFupso MichalFupso requested a review from a team as a code owner May 28, 2026 17:15
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Pull request overview

Note

Copilot was unable to run its full agentic suite in this review.

Adds documentation for Calico’s localSubnetL2Reachability feature and links it into the docs navigation so users can find and follow the configuration steps.

Changes:

  • Adds a new “local subnet L2 reachability” configuration guide.
  • Links the new guide into the Calico networking configuration sidebar.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File Description
sidebars-calico.js Adds the new doc page to the networking/configuring sidebar navigation.
calico/networking/configuring/local-subnet-l2-reachability.mdx New end-to-end guide describing concepts, limitations, and configuration steps for ARP/NDP-based L2 reachability.


Pods and services do not use the new pool automatically — direct the specific workloads you want reachable on the host L2 segment into it.

**Pods:** annotate the pod or its namespace with the pool name:

@mazdakn mazdakn left a comment

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Overall LGMT. I left a few suggestions, otherwise I think we also need to update the Egress gateway page (only on-prem one) to mention this new method for setting it up.

Comment thread calico/networking/configuring/local-subnet-l2-reachability.mdx Outdated
Comment thread calico/networking/configuring/local-subnet-l2-reachability.mdx Outdated

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LGTM

@ctauchen ctauchen merged commit cf7f477 into tigera:main Jun 12, 2026
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4 participants