Aplicación para la capa de Transporte

 

Aplicación para la capa de Transporte

1. List 3 different protocols that appear in the protocol column in the unfiltered

packet-listing window in step 7 above.

• DNS
• TCP
• HTTP

2. How long did it take from when the HTTP GET message was sent until the HTTP

OK reply was received? (By default, the value of the Time column in the packet-

listing window is the amount of time, in seconds, since Wireshark tracing began.

To display the Time field in time-of-day format, select the Wireshark View pull

down menu, then select Time Display Format, then select Time-of-day.)

• Tiempo de Respuesta 15:11:08.256834

3. What is the Internet address of the gaia.cs.umass.edu (also known as www-

net.cs.umass.edu)? What is the Internet address of your computer?

• gaia.cs.umass.edu - 128.119.245.12
• Dirección de mi computadora: 192.168.18.1

4. Print the two HTTP messages (GET and OK) referred to in question 2 above. To

do so, select Print from the Wireshark File command menu, and select the

“Selected Packet Only” and “Print as displayed” radial buttons, and then click

OK.