Confusing A, B, C network classes - Network Engineering Stack …
Feb 26, 2014 · The second set of networks you list are from RFC1918, and define private use address ranges. There is a single /8 network within the former class A space (giving a single …
Determining the network class of an IP address
Network classes are deprecated. As a attempt to cope with IP address exhaustion, the concept of network classes has been dropped in 1992. Before that, for a company with a need for 300 IP …
routing - Does CIDR really "do away" with IP address classes?
Jul 10, 2015 · Because the different classes used different address ranges you could determine the class by looking at the first part of an address. And this was built into the routing protocols.
Public vs Private IP addresses - Network Engineering Stack Exchange
Mar 17, 2017 · Network classes are dead (please let them rest in peace), killed in 1993 (two years before the Internet went commercial!) by RFCs 1517, 1518, and 1519 that defined CIDR …
ipv4 - Public and Private IP address range confusion - Network ...
Jan 17, 2023 · Network address classes are dead (please let them rest in peace), killed in 1993 (two years before the commercial Internet in 1993) by RFCs 1517, 1518, and 1519, which …
why private ip address need to use specific CIDR prefixs as /8, /12 ...
since Network address classes are dead and we are in CIDR world, so we can use any prefix we want such as /9, /17, /25 etc, so why there are still "default" CIDR prefixs /8, /12, /16 being used?
How to choose IP address and subnet mask while forming a network
Oct 6, 2021 · Network classes are long dead, obsoleted in 1993 by CIDR, before the Internet went commercial. You should dump any book on IP from before that year. Classful networking may …
ipv4 - How dangerous is Class E, really? - Network Engineering …
Nov 10, 2024 · 5 First, network address classes are dead, so there is really no Class E. You must mean the 240.0.0.0/4 address range, which is Reserved by IANA. You could possibly use …
ip - Network Engineering Stack Exchange
Feb 14, 2018 · I've been reading about IPv4, networking, subnetting and the different classes of addresses. I understand that IP addresses beginning with numbers from 1 to 126 are …
Why do we need private IP address range? - Network Engineering …
Apr 6, 2021 · Then those private ranges are used to facilitate the connection to the internet? But the private IP will never be seen by other devices outside the local network since they will be …