2006-12-08 ■ IRCD ←tcp→ Plum ←ipext→ IPsec ←ipext→ Stone ←tcp→ Hamachi ←udp→ Hamachi ←tcp→ IRCC InternalServer ←tcp→ IPsec ←ipext→ Squid ←tcp→ Hamachi ←udp→ Hamachi ←tcp→ Firefox Web ←tcp→ Squid ←tcp→ Hamachi ←udp→ Hamachi ←tcp→ Firefox Skype ←udp→ Skype MTA ←tcp→ MUA