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AHIC Date Version Page 8 of 29 Source: 2d9772bd2a638e3ed9008038c0ae50575f686c34.doc 21 Jan 2021 4.0
Ans: Here is the common security solution and strategies that may encounter or use throughout the configuration on internet gateway. ISP: ISP stands for internal service provider. with good and reliable ISP, we can save yourself from the different dangerous IP address. ISP is the vendor that will access to the specific individual or organization. Firewalls: A firewall is a computer network system that is designed to prevent from unauthorized access to or from network. We can use firewall either in software or hardware. Firewall includes hardware appliances, individual PC solutions with varying functionality, network address translation or IP hiding. AAA:AAA stands for authentication, authorization and accounting. It is used to refer to a family of protocols that mediate network access. It helps to protect network from unauthorized access.it is a server that program the processes of all the request for access to the range of computer resources that are available. IPsec: IPsec stands for Internet Protocol Security (IPsec). It is a secure network protocol that authenticate and encrypts the packets of data sent over an internet protocol network. It is used in virtual private network. It helps to create secure data flow from host to host, network to network and network to host. LEAP: Lightweight Extensible Authentication Protocol is a cisco developed version of EAP. this authentication protocol used in wireless network and point to point connections. LEAP is designed to provide the more secure authentications. Diameter: It is a protocol that was designed specifically to reduce RADIUS and is considered to be much better at authentication, authorization and accounting. It is a part of the application layer of network architect. PKM: PKM stands for Privacy Key Management. PKM protocol uses public key cryptography to establish a shared secure connection between client and server. Smart cards: Smart cards is identity card look a like plastic card with a chip in them; chip is able to provide authentication, data storage, information processing and single sign on. PART B You are working as Network Engineer in Nubex Pty Ltd. The client wishes to set up a fully networked system in 2 separate locations such as Pitt Street and George Street with the ability to expand as their business grows. The Network Infrastructure of the Nubex Pty Ltd. is given Below: AHIC Date Version Page 9 of 29 Source: 2d9772bd2a638e3ed9008038c0ae50575f686c34.doc 21 Jan 2021 4.0
The following task must be completed in conditions that are safe and replicate the workplace. Noise levels, production flow, interruptions and time variances must be typical of those experienced in the network industry, and include access to: A network and internet where gateway products may be installed and configured. Ans: I am working as Network Engineer in Nubex Pty Ltd. The client wishes to set up a fully networked system in 2 separate locations such as Pitt Street and George Street with the ability to expand as their business grows. I have connected router from George St to Pitt St and create an internet gateway. I have connected router1 (George St) with IP address 192.168.20.1 to router2(Pitt St) with IP address

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