|
Step 1: Three different
kinds of addresses
|
- Go
to the DOS / Command prompt and use nslookup
to determine the IP address of cs.ColumbusState.edu
- What
Class of IP address is this?
- Now
use nslookup to determine the
host name of 192.132.89.173
- What
class of IP
address is 192.132.89.173?
- Now
use nslookup to determine the
IP address of www.mit.edu
- What
Class of IP address is this?
- Enter
arp –a at the command prompt. What
are the two different numbers?
- Enter
ipconfig at the command
prompt. What did you discover?
- Enter
ipconfig –all at the command
prompt. What did you discover?
|
Step 2: Exploring
cyberspace
|
- Use
the ping command to determine if the following
computers are “alive”:
- jaring.nmhu.edu
- jaring2.ColumbusState.edu
- Use
the tracert command to
determine the route to the following computers:
- jaring.nmhu.edu
- jaring2.ColumbusState.edu
- www.jaring.my
- www.waikato.ac.nz
|
|
Step 3: More about IP
addresses
|
- What is the binary of 168.26.193.21?
(hint – each decimal number is 8 bits)
- What is the decimal
equivalent of the binary number found above? (hint – use the scientific
calculator in Windows)
- Enter the decimal
number in your web browser. What page did you connect to?
|
|
Step 4: More TCP/IP
utilities
|
- Use
the telnet program to connect
to cs.ColumbusState.edu from the Command prompt. What happened?
- Now
telnet to cs.ColumbusState.edu at
port 80 from the Command prompt. Press the enter key twice. What
happened? Explain.
- Now
telnet to cs.ColumbusState.edu at
port 80 from the Command prompt. Type
GET /defaultIE.asp HTTP/1.1 Press the enter key twice. What
happened? Explain.
|