phase in PIB documentation

ipv6-with-the-pib.dot

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+digraph G {
+    node [ shape=box, fontcolor="#ffffff", color="#40a9e3", style="filled"  ]
+#    rankdir="LR"
+
+    subgraph cluster_internet {
+        label="Internet/Upstream"
+
+        ipv6internet [ label="The IPv6 Internet" shape=oval ];
+        ipv4internet [ label="The IPv4 Internet" shape=oval ];
+        ipv6vpn [ label="IPv6VPN.ch\nIPv6 via wireguard" shape=oval ];
+
+        untrusted [ label="Untrusted upstream" shape=oval ];
+
+    }
+
+    untrusted->ipv6internet [ label="Might connect to" ]
+    untrusted->ipv4internet [ label="Connects to" ]
+
+    subgraph cluster_lanv6 {
+        label="IPv6 only LAN"
+
+        lanv6 [ label="IPv6 only LAN" ];
+        lanv6clients [ label="IPv6 only clients" ]
+    }
+
+    subgraph cluster_lan {
+        label="IPv4 (only) LAN"
+
+        lan [ label="Your LAN" ];
+        lanclients [ label="Clients in the lan" ]
+    }
+    lanclients->lan [ label="Connected to" ];
+
+    subgraph cluster_pib {
+        label="The Pro IPv6 Box (PIB)"
+
+        pib [ label="The PIB" color="#ee1100" ];
+        pibwan [ label="The PIB (WAN, eth0)" color="#ee1100" ];
+        piblan [ label="The PIB (LAN, eth1)" color="#ee1100" ];
+        pibv6lan [ label="The PIB (v6 only, eth2)" color="#ee1100" ];
+
+    }
+
+    pib->ipv6vpn [ label="Get IPv6 connectivity via LAN or WAN" ]
+    pibwan -> untrusted [ label="Acquires IPv4 and/or IPv6" ];
+    pib->{pibwan,piblan,pibv6lan}
+    piblan -> lan [ label="Acquires IPv4, distributes IPv6" ];
+    pibv6lan -> lanv6 [ label="Only distributes IPv6" ];
+
+    lanv6clients->lanv6 [ label="Get IPv6 addresses" ]
+    lanv6clients->ipv6internet[ label="Access directly" ]
+    lanv6clients->ipv4internet[ label="Access via NAT64/DNS64" ]
+
+
+    ipv6internet->{lanv6clients,lanclients} [
+        label="SSH, HTTP, HTTPS\nports are open" ]
+}