Question

Your internal desktop network is in the 172.16.0.0/16 range. You will need to know this in order to answer the questions. Keep the Cisco wildcard method of network notation in mind as you answer.

Q1-Create a Cisco Access Control List entries to allow the outside world to get access to your Web server. Your Web server has the IP address of 6.45.31.42

Answer 1

Web Server Configuration:

Router(config)# int <port_number>

Router(config-if)# ip add 6.45.31.42 255.0.0.0

Router(config-if)# no shutdown

Router(config-if)# exit

Command to configure access-list to allow ip address range 172.16.0.0/16 to web services is as follows:

Router(config)# access-list 102 permit icmp 172.16.0.0 0.0.255.255 any echo

Configuration of the e-mail server:

Router(config)#int <port_number>

Router(config-if)# ip add 6.45.31.50 255.0.0.0

Router(config-if)# no shutdown

Router(config-if)# exit

Command to configure access-list to allow ip address range 172.16.0.0/16 to e-mail services is as follows:

Router(config)# access-list 101 permit icmp 172.16.0.0 0.0.255.255 any echo

Configuration of the internal desktop network:

Router(config)# int <port_number>

Router(config-if)# ip add 172.16.0.0 255.255.0.0

Router(config-if)# no shutdown

Router(config-if)# exit

Hope this helps.