Categorization on the connection type (local / IP-based p2p / Internet server)

Test cases:RangeLAGCentralized ladder/hiscoreAbility to play total strangers if no local opponents foundCompatibility with game host devices behind a firewall (incl. AS/GPRS)Does it work without an Internet connection?Does it work without an additional server?
IP-less local (natively managed) connectionsLocal<<100 ms--N/A (it doesn't use IP)++
IP-based local (BT PAN/Wi-Fi) games (no Internet connetion required)Local<<100 --+ (if used via BT PAN/Wi-Fi p2p)+ +
IP-based Internet p2p Entire Earthin the range of some hundred ms; with GPRS, much more----+
Server-based (both locally and developer-hosted)Entire EarthIn the range of some hundred ms; with GPRS, much more+++--