Question $2$

Given below is a compressed IPv$6$ address: $2001$:dc$8$:$0$:$9$a:$13$ef::$1234$

$($a$)$ Using the rules for IPv$6$ address abbreviation, decompress the IPv$6$ address above.

$[2$ marks$]$

$($b$)$ Is the address above a Global Unicast Address $($GUA$)$ or a Link$-$local Address $($LLA$)?$ How do you know?

$[2$ marks$]$

$($c$)$ Identify the Global Routing Prefix and Interface ID of the address.

$[2$ marks$]$

$($d$)$ If an IPv$6$ address is generated automatically, the Interface ID portion of the address can either be randomly generated by the operating system or generated using the EUI$-64$ process. For the address above, which method is used? How do you know?