Apr 14, 2020
Unicast Addresses > IPv6 Address Representation and There can be only one link-local address per interface. Configuration options for link-local addresses are (see Chapters 6 and 9 for more details): Devices dynamically (automatically) create their own link-local IPv6 address upon startup. This is the default on most operating systems, including Cisco IOS, Windows, Mac OS, and Linux. Which statement about IPv6 link-local addresses is true? Explanation: Link-local addresses refer only to a particular physical link and are used for addressing on a single link for purposes such as automatic address
IPv6 multicast addresses - study-ccna.com
IPv6 - Address Types & Formats - Tutorialspoint
Packets with a link-local address never leave the local network; therefore, you can use the same link-local address on both interfaces. Re-issue the show ipv6 interface g0/0 command. Notice that the link-local address has been changed to FE80::1 and that there is only one Solicited Nodes multicast group listed.
If IPv6 was enabled only by a statically configured link-local address, deleting the link-local address disables IPv6 on the VLAN. If other IPv6-enabling commands have been configured on the VLAN, deleting the statically configured link-local address causes the switch to replace it with the default (EUI-64) link-local address for the VLAN, and IPv6 remains enabled.