CCNA :) Be a Good Network Administrator

Semester 3  Module 1: Introduction to Classless Routing - Overview Network administrators must anticipate and manage the physical growth of ...

2.3  WAN Design  2.3.1 WAN Communication WANS are considered to be a set of data links connecting routers on LANs. User end st...

2.2.8 Cable Modem Coaxial cable is widely used in urban areas to distribute television signals. Network access is available from some cabl...

2.2.7 DSL Digital Subscriber Line (DSL) technology is a broadband technology that uses existing twisted-pair telephone lines to transport ...

2.2.5 Frame Relay With increasing demand for higher bandwidth and lower latency packet switching, communications providers introduced Fram...

2.2.3 Leased Line When permanent dedicated connections are required, leased lines are used with capacities ranging up to 2.5 Gbps. A poin...

2 .2 WAN Technologies 2.2.1 Analog Dialup When intermittent, low-volume data transfers are needed, modems and analog dialed telephone lin...