Networking第 54 / 100 题
What is the main difference between IPv4 and IPv6?
a.IPv6 is only for wireless networks
b.IPv6 uses 128-bit addresses providing far more available addresses than IPv4's 32-bit
c.IPv4 is newer than IPv6
d.IPv6 does not use IP addresses
解析
IPv4 uses 32-bit addresses, allowing about 4.3 billion unique addresses, which are running out. IPv6 uses 128-bit addresses, providing a vastly larger address space. IPv6 was developed to address IPv4 exhaustion and includes other improvements.
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