CMPE 472

0.00048852407937313
0.3* (0.7)^10

((11109)/(123))(((0.3)^3) * ((0.7)^8))
0.06(2000/800000)(1-0.06)

For milisecond *1000
4. soruya bak

Physical Layer =  'bits live on the wire'
 Application Layer = 'handles messages from a variety of network applications'
 Network Layer = 'moves datagrams from the source host to the destination host'
 Transport Layer = 'handles the delivery of segments from the application layer, may be reliable or unreliable'
 Link layer = 'passes frames from one node to another across some medium'

Switch

Phsyical
Link

Router

Phsyical
Link
Network

well kown ports
80 http
53 dns
25 smtp