---
slug: "azure-aks-network-policy-manager-linux-end-of-support"
title: "Azure Kubernetes Service: Network Policy Manager on Linux nodes end of support"
summary: "End of support date for Azure Network Policy Manager (NPM) on Linux nodes in AKS: 30 Sep 2028. Microsoft directs AKS clusters running Linux nodes to migrate from NPM to Cilium Network Policy."
cloud: "azure"
service: "Azure Kubernetes Service"
service_slug: "aks"
category: "feature"
type: "end_of_support"
announced_date: "2025-10-01"
effective_date: "2028-09-30"
effective_precision: "day"
replacement: "Cilium Network Policy (AKS clusters using Azure CNI powered by Cilium)"
affected_versions: []
source_url: "https://azure.microsoft.com/updates?id=500268"
extra_source_urls: ["https://learn.microsoft.com/en-us/azure/aks/migrate-from-npm-to-cilium-network-policy","https://learn.microsoft.com/azure/azure-portal/supportability/how-to-create-azure-support-request"]
vendor_ref: "500268"
last_checked_at: "2026-11-12T09:55:19.345Z"
created_at: "2026-11-13T13:36:44.208Z"
updated_at: "2026-11-13T13:36:44.208Z"
url: "https://eolwatch.dev/items/azure-aks-network-policy-manager-linux-end-of-support"
short_url: "https://eolwatch.dev/i/ao"
markdown_url: "https://eolwatch.dev/items/azure-aks-network-policy-manager-linux-end-of-support.md"
json_url: "https://eolwatch.dev/items/azure-aks-network-policy-manager-linux-end-of-support.json"
source_note: null
---

# Azure Kubernetes Service: Network Policy Manager on Linux nodes end of support

End of support date for Azure Network Policy Manager (NPM) on Linux nodes in AKS: 30 Sep 2028. Microsoft directs AKS clusters running Linux nodes to migrate from NPM to Cilium Network Policy.

- Effective date: 30 Sep 2028
- Cloud: [Azure](https://eolwatch.dev/cloud/azure.md)
- Service: [Azure Kubernetes Service](https://eolwatch.dev/services/azure/aks.md)
- Type: End of support
- Category: [Feature](https://eolwatch.dev/categories/features.md)
- Replacement: Cilium Network Policy (AKS clusters using Azure CNI powered by Cilium)
- Announced: 1 Oct 2025
- Official source: [azure.microsoft.com](https://azure.microsoft.com/updates?id=500268)
- Last checked: 12 Nov 2026

## What breaks

Microsoft ends support for Azure Network Policy Manager (NPM) on Linux nodes in AKS on the end of support date. AKS clusters running Linux nodes with NPM are affected. Impacted resources can be listed with the Azure Resource Graph query linked in the source.

## What to do

1. Run the Azure Resource Graph query linked in the source to view impacted resources.
2. [Migrate AKS clusters running Linux nodes from NPM to Cilium Network Policy](https://learn.microsoft.com/en-us/azure/aks/migrate-from-npm-to-cilium-network-policy) before the end of support date. The source describes Cilium Network Policy for AKS clusters using Azure CNI powered by Cilium.

## Replacement

Cilium Network Policy (AKS clusters using Azure CNI powered by Cilium)

## Sources

- [Official source](https://azure.microsoft.com/updates?id=500268) (azure.microsoft.com, Official)
- [Additional source](https://learn.microsoft.com/en-us/azure/aks/migrate-from-npm-to-cilium-network-policy) (learn.microsoft.com, Official)
- [Additional source](https://learn.microsoft.com/azure/azure-portal/supportability/how-to-create-azure-support-request) (learn.microsoft.com, Official)

Last checked against the first source in this list on 12 Nov 2026.

Page: https://eolwatch.dev/items/azure-aks-network-policy-manager-linux-end-of-support | JSON: https://eolwatch.dev/items/azure-aks-network-policy-manager-linux-end-of-support.json

The text on this page is drafted with AI assistance from the vendor's text, checked against the official source and approved by a person before it is published.