Firewall - Computer Network

Firewall – Computer Network

Question 1 UGC NET June-2020
Firewall is a device that filters access to the protected network from the outside network.
Firewall can filter the packets on the basis of
(A) Source IP address
(B) Destination IP Address
(C) TCP Source Port
(D) UDP Source Port
(E) TCP Destination Port
Choose the correct answer from the options given below:

A – (A), (B) and (C) only

B – (B) and (E) only

C – (C) and (D) only

D – (A), (B), (C), (D) and (E) only

Show Answer With Best Explanation

Answer- D