Firewalls: Filtering an IP Address

1. How to Filter an IP Addresses. 

1 Configuring the console computer. 

a.   Log-in or continue the session

b.  Type in the commands as follows:

2. Question: On the client computer can you

1.  Open the FTP connection __________
2.  Open the telnet connection __________
3.  PING to the server __________

To open a telnet connection use : $ telnet