LFCS · Question #456
What are the addresses falling into the range of 224.0.0.0 through 254.0.0.0?
The correct answer is C. This is an experimental address range. The IP address range from 240.0.0.0 through 255.255.255.255 is reserved for experimental use, encompassing the upper part of the specified range.
Question
Options
- AClass C network
- BClass B network
- CThis is an experimental address range
- DThis is a broadcast range
How the community answered
(64 responses)- A2% (1)
- B6% (4)
- C88% (56)
- D5% (3)
Why each option
The IP address range from 240.0.0.0 through 255.255.255.255 is reserved for experimental use, encompassing the upper part of the specified range.
Class C networks range from 192.0.0.0 to 223.255.255.255, which does not cover the specified range.
Class B networks range from 128.0.0.0 to 191.255.255.255, which does not cover the specified range.
The IP address range from 240.0.0.0 through 255.255.255.255 (Class E) is reserved for experimental use and future addressing needs by IANA. Since the specified range 224.0.0.0 through 254.0.0.0 includes a significant portion of this Class E range (from 240.0.0.0 to 254.0.0.0), "experimental address range" is the most appropriate classification among the given choices.
While 224.0.0.0 is the start of the multicast range (Class D), and 255.255.255.255 is a broadcast address, the entire range 224.0.0.0 through 254.0.0.0 is not primarily classified as a broadcast range; a significant portion is experimental.
Concept tested: IP address classes and reserved ranges
Source: https://www.iana.org/assignments/ipv4-address-space/ipv4-address-space.xhtml
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