Just as their customers pay them for Internet access, ISPs themselves pay upstream ISPs for Internet access. An upstream ISP usually has a larger network than the contracting ISP or is able to provide the contracting ISP with access to parts of the Internet the contracting ISP by itself has no access to. COUNT 4
QSN1 Who does an ISP pay for internet access? ANS1 upstream ISPs QSN2 Why does an ISP need to pay an upstream ISP? ANS2 An upstream ISP usually has a larger network than the contracting ISP QSN3 What does an upstream ISP provide for an ISP? ANS3 access to parts of the Internet the contracting ISP by itself has no access to QSN4 what usually has a larger network, the ISP of the customer or the upstream ISP? ANS4 upstream ISPs