point-to-point network
1.Document conferencing between two parties is quite simple: a point-to-point network connection links the two sites and the conference gets under way.
8.PPPoE combines the Point-to-Point Protocol (PPP), commonly used in dialup connections, with the Ethernet protocol, which supports multiple users in a local area network.
9.TCP is a reliable point-to-point connection-oriented protocol, but the features of satellite network such as long delay, high bit error, and asymmetric bandwidth can result in very low channel utilization when TCP works over broadband satellite networks.

