Section 7: IP Addressing Flashcards
What is an Internet Protocol (IP) Address?
An assigned numerical label that is used to identify Internet communicating devices on a computer network
What is the Internet Protocol Version 4 (IPv4) Addressing?
Written in dotted-decimal notation. (172.21.243.67). Divided into network and host portions. (32 bits in address)
What is the Value in the First Octet of Class A addresses?
1 - 126
What is the Value in the First Octet of Class B addresses?
128 - 191
What is the Value in the First Octet of Class C addresses?
192 - 223
What is the Value in the First Octet of Class D addresses?
224 - 239
What is the Subnet Mask of Class A addresses?
/8 (255.0.0.0)
What is the Subnet Mask of Class B addresses?
/16 (255.255.0.0)
What is the Subnet Mask of Class C addresses?
/24 (255.255.255.0)
What is the RFC1918?
Used to document how organizations could conduct address allocation for private Internets (Intranets)
What is the Private Address Range of Class A?
10.0.0.0 - 10.255.255.255
What is the Private Address Range of Class B?
172.16.0.0 - 172.31.255.255
What is the Private Address Range of Class C?
192.168.0.0 - 192.168.255.255
What is the Loopback Address?
Refers to the device itself and used for testing (127.0.0.0)
Class A. (127.0.0.1)
What is the Automatic Private IP Addresses (APIPA)?
Dynamically assigned by OS when DHCP server is unavailable and address is not assigned manually.
Class B. (169.254.x.x)