What kind of software do you need to use an Internet phone?

A police officer who went on a rescue operation in a village is missing. How would you find the whereabouts of the policeman using the technological advances in mobile commerce?

What will be an ideal response?

In ingress filtering, the firewall examines packets________

A. exiting the network from the outside. B. entering the network from the outside. C. entering the network from the inside. D. exiting the network from the inside.