---
title: "Discussion on \"Part 2 - Network Design, Two Networks, and the IoT Problem\" | Hashnode"
description: "Discussion on \"Part 2 - Network Design, Two Networks, and the IoT Problem\". When your IoT devices ask for network access, you give them a subnet, a firewall, a DNS policy, and the kind of trust normally reserved for raccoons near open trash cans."
url: "https://hashnode.com/posts/k3scluster-part-2/69ebd973b463d4844c506a1f"
---

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# [Part 2 - Network Design, Two Networks, and the IoT Problem](https://accidentalcomplexity.hashnode.dev/k3scluster-part-2?utm_source=hashnode&utm_medium=feed)

When your IoT devices ask for network access, you give them a subnet, a firewall, a DNS policy, and the kind of trust normally reserved for raccoons near open trash cans.

Apr 25 · 6 min read · accidentalcomplexity.hashnode.dev  
Updated Apr 30  
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-   [#dns](https://hashnode.com/tag/dns)
-   [#dns-resolver](https://hashnode.com/tag/dns-resolver)
-   [#network-security](https://hashnode.com/tag/network-security)
-   [#network-services](https://hashnode.com/tag/network-services)
-   [#raspberry-pi](https://hashnode.com/tag/raspberry-pi)
-   [#ad-blocking](https://hashnode.com/tag/ad-blocking)
-   [#pi-hole](https://hashnode.com/tag/pi-hole)
-   [#kubernetes](https://hashnode.com/tag/kubernetes)
-   [#k3s](https://hashnode.com/tag/k3s)
-   [#helm](https://hashnode.com/tag/helm)
-   [#metallb](https://hashnode.com/tag/metallb)
-   [#dnscrypt](https://hashnode.com/tag/dnscrypt)

## Written by

[Jim Chundevalel](https://hashnode.com/@jchundevalel)

@jchundevalel

  
[View profile](https://hashnode.com/@jchundevalel)

Because over-engineering is fun!

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