diff --git a/ipv4-via-ipv6-nat64-siit.dot b/ipv4-via-ipv6-nat64-siit.dot
new file mode 100644
index 0000000..3776dc9
--- /dev/null
+++ b/ipv4-via-ipv6-nat64-siit.dot
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+digraph G {
+    node [ shape=box ]
+
+    label="IPv4 via IPv6 (NAT64/SIIT) by ungleich.ch pu"
+
+    v4island [ label="IPv4 only network\n192.0.2.0/24" ]
+    nat64 [ label="NAT64 translator" ]
+    v6internet [ label="IPv6 Internet\n::/0" ]
+
+    v6internet->v4island [ label="Allow access\nfrom the IPv6 Internet" style=dashed ]
+    v6internet->nat64 [ label="Connects to\n2001:db8:cafe::/120" ]
+    nat64->v4island [ label="Translates 2001:db8:cafe::/120 to\n192.0.2.0/24\nSquashes ::/0 to 192.0.2.1" ]
+}