From: Mart Lubbers <mart@martlubbers.net>
Date: Wed, 16 Sep 2020 06:41:17 +0000 (+0200)
Subject: add allow-hotplug stuff to nonm.html
X-Git-Url: https://git.martlubbers.net/?p=martlubbers.net.git;a=commitdiff_plain;h=c1c1a197e0f99fd016fff05a5e5e5f08ea605377

add allow-hotplug stuff to nonm.html
---

diff --git a/nonm.html b/nonm.html
index 1b0bfcc..3820563 100644
--- a/nonm.html
+++ b/nonm.html
@@ -86,7 +86,7 @@ update_config=1
 		Previously you could hash your password using md4 but I haven't tested whether this still works.
 		</p>
 
-		<h3>update: cat broken</h3>
+		<h3>update: <tt>cat</tt> broken</h3>
 		The tool worked before&trade; but not anymore on my debian testing version.
 		Therefore I've pasted my config here for later reference.
 		You get the <tt>ca_cert</tt> from the assistant tool.
@@ -109,7 +109,7 @@ network={
 		</pre>
 		</p>
 
-		<h2><tt>openssl update</tt></h2>
+		<h2><tt>openssl</tt> update (not needed anymore)</h2>
 		<p>
 		The new version of openssl disables everything lower than TLSv1.2.
 		If you see errors in <tt>/var/log/syslog</tt> about <tt>TLS</tt> you have to allow lower version TLS versions by changing the last two lines in <tt>/etc/ssl/openssl.cnf</tt> to:
@@ -118,5 +118,18 @@ MinProtocol = TLSv1.0
 CipherString = DEFAULT@SECLEVEL=1
 		</pre>
 		</p>
+
+		<h2>Interaction with wired interfaces</h2>
+		<p>
+		When you have an ethernet jack as well in your laptop you might be tempted to put this in your <tt>/etc/network/interfaces</tt> as well
+		<pre>
+auto enp0s31f6
+iface enp0s31f6 inet dhcp
+		</pre>
+		However, this results in your machine eagerly waiting for a connection at boot because a <em>connected</em> ethernet jack means a connected card, and the card is always connected in a laptop.
+		<tt>ifupdown-extra</tt> contains scripts to fix this.
+		Just link <tt>/etc/network/if-up.d/00check-network-cable</tt> to <tt>/etc/network/if-pre-up.d/00check-network-cable</tt> and be good to go.
+		If your system has <em>predictable</em> network names you might need to apply <a href="https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=970359">this</a> patch first
+		</p>
 	</body>
 </html>