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NOTE Keep in mind that not all networks are Ethernet networks. Ethernet may dominate, but IP packets fit in all sorts of other connectivity options. For example, cable modems use a type of frame called DOCSIS. T1 lines use a frame called DS1. The beauty of IP packets is that they can travel unchanged in each of these and many others.


Cover of CompTIA Network+ Certification All-in-One Exam Guide


Keep additional frame types in mind, but plan for Ethernet