A device has been assigned the IPv6 address of 2001:0db8:cafe:4500:1000:00d8:0058:00ab/64. Which is the network identifier of the device?
Answers Explanation & Hints:
The address has a prefix length of /64. The first 64 bits represent the network portion, whereas the last 64 bits represent the host portion of the IPv6 address. In this example the network bits are 2001:0db8:cafe:4500.