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--- linux:raspberry [2023/10/17 18:23] – jotasandoku
+++ linux:raspberry [2025/01/19 12:01] (current) – jotasandoku
@@ Line 89: / Line 89: @@
 Requires private and private key in both ends:
-  * Server rpi2
+  * Server rpi2 (don't forget ip forwarding enabled)
-    * root@rpi2:/etc/wireguard
+    * root@rpi2:/etc/wireguard/wg0.conf
-  * Client openwrt
-    * /root/wireguard
+  [Interface]
+  SaveConfig = false
+  PostUp = iptables -t nat -I POSTROUTING -o eth0 -j MASQUERADE
+  PreDown = iptables -t nat -D POSTROUTING -o eth0 -j MASQUERADE
+  ListenPort = 1094
+  PrivateKey = bbbbbbbbbbbbbbbbb
+  [Peer]
+  PublicKey = panda-pub
+  AllowedIPs = 192.168.0.0/24, 10.100.100.0/24
+  * Client openwrt ( less /etc/config/network ):
+  config interface 'wg0'
+	  option proto 'wireguard'
+  	  option private_key '...'
+	  option mtu '1412'
+	  list addresses '10.100.100.2/24'
+	  list dns '8.8.8.8'
+  config wireguard_wg0
+	  option public_key 'cama-pi-pub'
+	  option route_allowed_ips '1'
+	  option endpoint_host 'camarreal.duckdns.org'
+	  option endpoint_port '1094'
+	  option persistent_keepalive '25'
+	  list allowed_ips '0.0.0.0/0'
+	  list allowed_ips '192.168.1.0/24'
   * Setup: server and client : [[https://www.linode.com/docs/guides/set-up-wireguard-vpn-on-ubuntu/|External Link]]
   * Client luci: [[https://www.vpnunlimitedapp.com/help/manuals/open-wrt-wireguard-setup|External Link]]
@@ Line 164: / Line 199: @@
   ! zoom via web, camera, keyboard via bluetooth all work
   ! reinstall chromuim and stick to it
+----
+=== DISPLAY CONFIGURATION (AND DUAL MONITORS) ===
+Monitor issues fixes by tuning the config.txt file : [[https://forums.raspberrypi.com/viewtopic.php?t=34061]]
+Issues with dual monitor in raspberry pi 4. config.txt samples:
+  hdmi_force_hotplug:0=1
+  hdmi_group:0=2
+  hdmi_mode:0=1
+  hdmi_ignore_edid:0=0xa5000080
+  config_hdmi_boost:0=7
+  hdmi_force_hotplug:1=1
+  hdmi_group:1=2
+  hdmi_mode:1=1
+  hdmi_ignore_edid:1=0xa5000080
+  config_hdmi_boost:1=7
+  # or with sections
+  # monitor 0
+  [HDMI:0]
+  hdmi_force_hotplug=1
+  hdmi_group=2
+  hdmi_mode=1
+  hdmi_ignore_edid:0=0xa5000080
+  config_hdmi_boost=7
+  # monitor 1
+  [HDMI:1]
+  hdmi_force_hotplug=1
+  hdmi_group=2
+  hdmi_group=1
+  hdmi_ignore_edid:=0xa5000080
+  config_hdmi_boost=7
+  xrandr --output HDMI-2 --on
+  * [[https://forums.raspberrypi.com/viewtopic.php?t=299193]]
+  * [[https://github.com/raspberrypi/firmware/issues/1159#issuecomment-528273080]]
+  * [[https://www.elecrow.com/download/product/SER54080A/Raspberry_Pi_4B_Single_and_Dual_Screen_Settings.pdf]]
+  * [[https://learning.oreilly.com/library/view/raspberry-pi-user/9781119264361/11_9781119264361-ch07.xhtml#h2-3]]

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