Computer Networking 002 -- Access Networks & Physical Media_DOITJT的博客-CSDN博客
WIFI end user connects to a local access point (base station) with IEEE's WiFi technology, which is then connected to internet. Wireless access points at 11, 54, 450 Mbps 3G or LTE Provided by mobile, cellular network operator Summarization of a Home Network Wireles device --> Base station --> Router --> DSL modem --> Cable Head End Wried Ethernet device --> Router --> DSL modem --> Cable Head End Physical Media Physical link is what lies between transmitter & receiver Bit is sent by propagating electromagnetic waves or optical pulses across a physical medium. Examples of physical media...
Source: csdn.net