Perform the following tasks: Task 1: Beyond-4U Corporation (B-4UC) is a solution integration company that operates its business using commonly used servers at its main office network. Its main office network local area network (LAN) uses protocols or services such as Spanning Tree Protocol (STP), File Transfer Protocol (FTP) and Remote Desktop Protocol (RDP). Discuss the following attack that may occur towards the following protocol/services available in B-4UC main office network: (a) ONE (1) attacks possible towards STP. (b) ONE (1) attacks possible towards DNS. (c) ONE (1) attacks possible towards RDP. (Assume all three of these protocol services running at B-4UC are vulnerable). Include available hacking tools and related methodologies/techniques/step possible to carry out each attack above. Suggest available technologies and solution to prevent and secure B-4UC main office network from each attack above. (24 marks)