Bug#920861: Use same $HOSTNAME for hosts on LAN and WiFi

To: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>, 920861@bugs.debian.org
Subject: Bug#920861: Use same $HOSTNAME for hosts on LAN and WiFi
From: Petter Reinholdtsen <pere@hungry.com>
Date: Thu, 31 Jan 2019 15:08:54 +0100
Message-id: <[🔎] sa6va24q5qh.fsf@meta.reinholdtsen.name>
Reply-to: Petter Reinholdtsen <pere@hungry.com>, 920861@bugs.debian.org
In-reply-to: <[🔎] 20190129212802.Horde.6ZVhzqh-HiWnm3Nh9oW2Wuz@mail.das-netzwerkteam.de>
References: <[🔎] 20190129212802.Horde.6ZVhzqh-HiWnm3Nh9oW2Wuz@mail.das-netzwerkteam.de> <[🔎] 20190129212802.Horde.6ZVhzqh-HiWnm3Nh9oW2Wuz@mail.das-netzwerkteam.de>

[Mike Gabriel]
> Is this something, we can provide via Debian Edu directly? Our
> alternative here is to override update-hostname-from-ip with
> dpkg-divert here locally, which I would like to avoid.

What about simply mirror the MAC address from the ethernet interface to
the wifi interface?  This way the same IP address and DNS name will be
assigned to the host, no matter which interface is used.

It could be solved using a simple script during boot and the macchanger
program.

-- 
Happy hacking
Petter Reinholdtsen

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Follow-Ups:
- Bug#920861: Use same $HOSTNAME for hosts on LAN and WiFi
  - From: Dominik George <dominik.george@teckids.org>

References:
- Bug#920861: Use same $HOSTNAME for hosts on LAN and WiFi
  - From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>

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