What is the first thing that happens when IPv6 is enabled on an interface on a host?

The correct answer is B. There is a duplicate address detection on the host interface. Duplicate address detection (DAD) is used to verify that an IPv6 home address is unique on the LAN before assigning the address to a physical interface (for example, QDIO). z/OS Communications Server responds to other nodes doing DAD for IP addresses assigned to the…

IPv6

Question

Options

AA router solicitation is sent on that interface.
BThere is a duplicate address detection on the host interface.
CThe link local address is assigned on the host interface.
DA neighbor redirect message is sent on the host interface.

How the community answered

(21 responses)

B
90% (19)
C
5% (1)
D
5% (1)

Explanation

Duplicate address detection (DAD) is used to verify that an IPv6 home address is unique on the LAN before assigning the address to a physical interface (for example, QDIO). z/OS Communications Server responds to other nodes doing DAD for IP addresses assigned to the %2Fipv6d0021002145.htm

Topics

#IPv6 initialization#DAD#link-local address#neighbor discovery

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