Monitor and email changes to your Mac's internal and external IP addresses to select recipients.
P2P/SSL/TLS IP VPN, secure virtual LAN. Do anything over net just like in a LAN.
Share your internet connection easy and safely via WLAN: Tethering
browse available Bonjour services
Analyze Internet connections and track network problems.
Network protocol analyzer and packet sniffer.
Mount shares and log on to Windows servers running Active Directory.
Access all your applications, files, and computers in one place.