Differences

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--- modeemi:pub:computer-networking-event-22052026 [2026/05/24 09:41] – [2. Set up the router with custom configuration] niko
+++ modeemi:pub:computer-networking-event-22052026 [2026/05/24 09:50] (current) – [1. How does the LAN works (single subnet)] niko
@@ Line 17: / Line 17: @@
     - command "arp -n" in linux (net-tools have to be installed)
-| {{:modeemi:pub:workshop22052026-pic1.png?300&units:%|}} |
+| {{:modeemi:pub:workshop22052026-pic1.png?400&units:%|}} |
 | Local area network (4 participants) |
-==== 2. Set up the router with custom configuration ====
+==== 2. Connect the local area networks into bigger one ====
+Each group (2-3 people) has it's own router (with OpenWRT).
+One person should set up the router, together with rest of group, from one computer over the web interface (accessible over 192.168.1.1 - and later over 10.1.x.1 address from browser).
-Each group (2-3 people) has it's own router.
-One person should set up the router, together with rest of group, from one computer.
 Set up following stuff:
@@ Line 47: / Line 48: @@
   - Ping people in the other subnet (behind the other router)
   - Traceroute the people in the other subnet, and take a look what are the routers the packet goes through
+  - Take a look with wireshark at all the packets
+| {{:modeemi:pub:workshop22052026-pic2.png?600&units:%|}} |
+| Interconnected LAN networks |
-==== 3. Set up point to point VPN ====
+==== 3. Set up point to point VPN (for next event) ====
   - Install wireguard in openwrt
   - Then set it up with helpful instructions from this page
-==== 4. Turn Chromebook into cursed router ====
+==== 4. Turn Chromebook into cursed router (for next event) ====
   - we will find commands on the fly