ipconfig
ipconfig /all
ipconfig /all | more

28 means Zone ID. and identify output interface after link-local address. (ex. fe80::1234%28)

netsh interface ipv6 show interface
netsh interface ipv6 show interface 28
ipconfig /renew6 "Ethernet 2"
netsh interface ipv6 show addresses "Ethernet 2"
netsh interface ipv6 show privacy

1. IPv6 - Windows 7のリンクローカルアドレス、ゾーンID、スコープID
2. windows vista - IPCONFIG for one network adaptor only - Super User

Interface ID randomization when generate interface ID. This does not means temporary IPv6 address whether enabled or disabled.

netsh interface ipv6 set global randomizeidentifiers=enabled
netsh interface ipv6 set global randomizeidentifiers=disabled

Following set command specify whether use IPv6 temporary communication address or not.

netsh interface ipv6 set privacy state=disable
netsh interface ipv6 set privacy state=enable
netsh interface ipv6 show privacy

1. 第4回　IPv6アドレスを割り当てる (2/2)：Windows管理者のためのIPv6入門 - ＠IT
2. 匿名(一時) IPv6 アドレスを無効にする