From a07ed9e7561c0e10f7d8363f7123881548e02590 Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Sun, 9 Oct 2022 13:32:25 +0200
Subject: Documenting Tobii connexion under linux.

---
 src/argaze/TobiiGlassesPro2/README.md | 42 +++++++++++++++++++++++------------
 1 file changed, 28 insertions(+), 14 deletions(-)

diff --git a/src/argaze/TobiiGlassesPro2/README.md b/src/argaze/TobiiGlassesPro2/README.md
index 4d8e9a2..4ec4721 100644
--- a/src/argaze/TobiiGlassesPro2/README.md
+++ b/src/argaze/TobiiGlassesPro2/README.md
@@ -9,15 +9,39 @@ Print **A4_calibration_target.pdf** onto A4 paper sheet to get calibration targe
 
 ## Local network configuration
 
-If the tobii Glasses aren't connected to a router, here is how to configure a local DHCP server to enable device connection.
+If the tobii Glasses aren't connected to a router, here is how to configure a local DHCP server to enable IPv4 device connection.
+
+### Linux (Ubuntu)
+
+* Setup static eth0 interface
+
+**/etc/network/interfaces**
+
+```
+auto eth0
+iface eth0 inet static
+  address 192.168.1.1
+  netmask 255.255.255.0
+  network 192.168.1.0
+  gateway 192.168.1.254
+```
 
 * Install DHCP server: 
+
 ```
-brew install isc-dhcp
+sudo apt-get install isc-dhcp
 ```
 
 * Setup DHCP server:
 
+**/etc/init.d/isc-dhcp-server**
+
+```
+# On what interfaces should the DHCP server (dhcpd) serve DHCP requests?
+INTERFACESv4="eth0"
+INTERFACESv6=""
+```
+
 **/usr/local/etc/dhcpd.conf**
 
 ```
@@ -56,6 +80,7 @@ host tobiiglasses { hardware ethernet 74:fe:48:34:7c:92; fixed-address 192.168.1
 Replace 74:fe:48:34:7c:92 by the correct MAC address.
 
 * Setup USB LAN Interface:
+
 ```
 ip: 192.168.1.1
 subnet: 255.255.255.0
@@ -63,18 +88,7 @@ router: 192.168.1.254
 ```
 
 * Monitor DHCP server activity:
-```
-sudo log stream --info --debug --predicate "process == 'dhcpd'"
-```
-
-* On Mac: Launch Tobii glasses interface to enable USB LAN Interface before to launch DHCP server.
-
-* Launch DHCP server: 
-```
-sudo /usr/local/sbin/dhcpd
-```
 
-* Kill DHCP server: 
 ```
-sudo kill `cat /usr/local/var/dhcpd/dhcpd.pid`
+journalctl | grep -Ei 'dhcp'
 ```
-- 
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