Both IPv4 and IPv6 addresses come from finite pools of numbers.
For IPv4, this pool is 32-bits (232) in size and contains 4,294,967,296 IPv4 addresses.
The IPv6 address space is 128-bits (2128) in size, containing 340,282,366,920,938,463,463,374,607,431,768,211,456 IPv6 addresses.
What is the 24 after an IP address?
/24 indicates a subnet mask of 255.255. 255.0, or in binary octets. A Subnet mask is a 32-bit number that masks an IP address, and divides the IP address into network address and host address.
How many IP addresses are in a 32?
CIDR, Subnet Masks, and Usable IP Addresses Quick Reference Guide (Cheat Sheet)
|CIDR||Subnet Mask||Total IPs|
29 more rows
Why don’t we need to know IP addresses quizlet?
We don’t need to know the IP addresses for our favorite sites because the DNS stores them all for us in a directory like database. It would be too difficult for us to remember each IP address for each individual website. What feature of DNS and IP allow the internet to scale?
How many IPv4 addresses Does that mean there are?
5 Answers. According to Reserved IP addresses there are 588,514,304 reserved addresses and since there are 4,294,967,296 (2^32) IPv4 addressess in total, there are 3,706,452,992 public addresses. And too many addresses in this post. For IPv4, this pool is 32-bits (232) in size and contains 4,294,967,296 IPv4 addresses.
What does it mean 192.168 0.0 24?
this is CIDR format. There are two parts to an IP address, the network number and the host number. The subnet mask shows what part is which. /24 means that the first 24 bits of the IP address are part of the Network number (192.168. 0) the last part is part of the host address (1-254).
What is default gateway IP?
Ad. In the networking world, a default gateway is an IP address that traffic gets sent to when it’s bound for a destination outside the current network. On most home and small business networks—where you have a single router and several connected devices—the router’s private IP address is the default gateway.