Practice02 - the transport layers. Network layer datagram...

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Thanh Hung Nguyen 800528612 Practice 02 Practice 02 1. Five tasks that a layer can perform: segmentation, error control, connection control,  end-to-end delivery, congestion control. There some tasks could be performed by  two layers, such as segmentation can be performed by transport layer and network  layer. 2. 1274 139.430809 192.168.1.2 192.168.1.3 ICMP Echo (ping) request 1274: frame number 139.430809: time delta from previous displayed frame 192.168.1.2: source IP address 192.168.1.3: destination IP address ICMP: protocol Echo (ping) request: description of the message 3. Application layer message is the packets of information that are exchanged between  the application layers. Transport layer segment is the packets of information that are exchanged between 
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Unformatted text preview: the transport layers. Network layer datagram is the packets of information that are exchanged between the network layers. Link layer frame is the packets of information that are exchanged between the link layers. 4. R= 10 Mbps = 10 7 bps s= 2.4 x 10 8 m/sec Thanh Hung Nguyen 800528612 Practice 02 Thanh Hung Nguyen 800528612 Practice 02 d trans = 60 s d = 36000 kms = 36 x 10 6 m a. d prop = d/s = 36 x 10 6 / (2.4 x 10 8 ) = 0.15 s b. R x d prop = 10 7 x 0.15 = 15 x 10 5 bits = 1.5 Mbits c. X = R x d trans = 10 7 x 60 = 6 x 10 8 bits = 600 Mbits Thanh Hung Nguyen 800528612 Practice 02...
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Practice02 - the transport layers. Network layer datagram...

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