Computer Networks - IP Addressing
You have the IPv6 address
fe80::1ff:fe23:4567:890a. Which part of this address indicates it is a link-local address?You have the IPv6 address fe80::1ff:fe23:4567:890a. Which part of this address indicates it is a link-local address?
hard📝 Application Q15 of 15
Step-by-Step Solution
Solution:
Step 1: Understand link-local address prefix
IPv6 link-local addresses always start with the prefixfe80::/10, meaning the first 10 bits are fixed as '1111111010'.Step 2: Identify the prefix in the given address
The address starts withfe80, matching the link-local prefix.Final Answer:
The prefix fe80::/10 -> Option CQuick Check:
Link-local IPv6 starts with fe80::/10 [OK]
Quick Trick: Link-local IPv6 addresses start with fe80::/10 [OK]
Common Mistakes:
MISTAKES- Thinking :: indicates link-local
- Confusing interface ID with prefix
- Ignoring the prefix length
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