) Transporting Ethernet frames within IP packets in order to link LANs or tunnel traffic in an IP network. Normally, IP packets ride over Ethernet frames; however, EOIP flips the process, placing layer 2 frames inside layer 3 packets. See transparent LAN service
) Slang for running a network based entirely on the IP protocol. See IP on Everything
) A method for transporting electricity over an IP network that eliminates the need for separate power and data cables. Also called "Mostly Pointless Lamp Switching" (MPLampS), it was introduced by the IETF on April 1, 2002 (April Fools Day!).