ISPs may engage in peering, where multiple ISPs interconnect at peering points or Internet exchange points (IXs), allowing routing of data between each network, without charging one another for the data transmitted—data that would otherwise have passed through a third upstream ISP, incurring charges from the upstream ISP. COUNT 5
QSN1 What is peering?  ANS1 multiple ISPs interconnect at peering points or Internet exchange points QSN2 What does peering allow?  ANS2 routing of data between each network, without charging one another for the data transmitted QSN3 Why is peering used?  ANS3 data that would otherwise have passed through a third upstream ISP, incurring charges from the upstream ISP QSN4 What are IXs?  ANS4 Internet exchange points QSN5 Where do multiple ISPs connect?  ANS5 peering points or Internet exchange points