Describing various protocols NAT DHCP DNS Proxy Server and TCP IP

Describing various protocols NAT DHCP DNS Proxy Server and TCP IP. Internet is an interconnected system of networks that connects computers around the world. Mostly, it uses TCP/IP protocol for communicating between the computers. A web browser called Firefox, explorer is used to view the  web contents using internet.

Describing various protocols NAS, DHCP, DNS, Proxy Server and TCP/IP.

  1. Describe Router
  2. Explain Network Address Translation (NAT)
  3. Explain Proxy Servers
  4. Configure TCP/IP
  5. Configure Internet Explorer
  6. Configure MS Outlook and Outlook Express
  7. Configure DHCP and DNS
  8. Explain  proxy servers
  9. Configure NetBIOS
  10. Troubleshoot DHCP and DNS
  11. Explain the applications  internet

Router is an inter networking device used to link two different networks. It determines the rote through which the information will travel from source to destination in the form of data packets. There are two types of routers. Static and Dynamic.

NAT – Network address translation (NAT) is a method in which a system’s IP address is changed into a different IP address before it is sent out to an external network (Internet). In the figure, there is a NAT server. It is connected to a local intranet on one side and to the internet on the other.

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