add dynamic ips

dynamic-ips.dot

@@ -0,0 +1,41 @@
+digraph G {
+    node [ shape=box ]
+    rankdir=LR;
+
+    label="ungleich Dynamic IP access"
+
+    client [ label="IPv6 client" ];
+    vpnserver  [ label="ungleich Server" ];
+
+    v6net [ label="IPv6 Internet" ];
+    v4net [ label="IPv4 Internet" ];
+
+    v4ip1 [ label="IPv4 address #1\nProvider 1" ]
+    v4ip2 [ label="IPv4 address #2\nProvider 2" ]
+    v4ipn [ label="IPv4 address #n\nProvider x" ]
+
+    dnsserver [ label="ungleich DNS Server\nSource based DNS routing" ]
+
+    client->vpnserver [ label="Establishes VPN" ]
+    vpnserver->client [ label="Routes 2001:db8::/48 IPv6 network" ]
+
+    vpnserver->{v4ip1, v4ip2, v4ipn} [ label="Outgoing connection" ]
+
+    client->v4ip1 [ label="Access IPv4 Internet\nvia
+    2001:db8:0:1:0:1::/96" style=dashed ]
+    client->v4ip2 [ label="Access IPv4 Internet\nvia
+    2001:db8:0:1:0:2::/96"  style=dashed ]
+    client->v4ipn [ label="Access IPv4 Internet\nvia
+    2001:db8:0:1:0:n::/96"  style=dashed ]
+    {v4ip1, v4ip2, v4ipn}->v4net [ label="Specific IPv4 Source" ]
+
+    client->v6net [ label="Source: 2001:db8:2::/64" style=dashed ]
+
+    client->dnsserver [ label="(Optional) Request AAAA address"
+    style=dotted ]
+    dnsserver->client [ label="Source address based answer"
+    style=dotted ]
+
+
+
+}