Tuesday, November 26, 2019

IP Blog Post

  1. What is a protocol?
    1. The official procedure or system of rules governing affairs of state or diplomatic occasions.
  2. What is an Internet Protocol (IP) address?
    1. An IP address is a label which is used to identify one or more devices on a computer network, such as the internet. It is comparable to a postal address. An IP address is a long number written in binary. Devices that use an IP address use the internet protocol to communicate.
  3. How is it organized hierarchically?
    1. An IP address is divided into a network portion and a host portion. Gateways use only the network portion until an IP data gram reaches a gateway that can deliver it directly.
  4. How many bits are in an IPv4 address?
    1. 32
  5. How many IPv4 addresses does that mean there are?  
    1. 4,000,000,000
  6. What is the difference between IPv6 and IPv4.  
    1. IPv4 is 32 bit binary number while IPv6 is 128 bit binary number address. IPv4 address are separated by periods while IPv6 address are separated by colons.
  7. Why do we need IPv6?
    1. IPv6 means that there are more unique combinations than can be created by IPv4
  8. What is an IP packet?
    1. a packet is a container or box that carries data over a TCP/IP network and internetworks.
  9. What is the difference between an IP address and an IP Packet?
    1. An IP address is a sequence of numbers used to identify a device on an IP network. An IP packet contains an IP address AND the data intended for the machine identified by the IP address.
  10. What is the purpose of the Domain Name System (DNS)?
    1. They maintain a directory of domain names and translate them to Internet Protocol (IP) addresses. Sort of like a phone book for computers. We know websites as domain names, but computers know their IP adresses.