Windows XP IPv6

<input>
C:\Documents and Settings\Administrator><notice>ipv6 if</notice>
Interface 4: Ethernet: Local Area Connection
    uses Neighbor Discovery
    uses Router Discovery
    link-layer address: 00-50-56-40-4c-ee
        preferred link-local fe80::250:56ff:fe40:4cee, life infinite
        multicast interface-local ff01::1, 1 refs, not reportable
        multicast link-local ff02::1, 1 refs, not reportable
        multicast link-local ff02::1:ff40:4cee, 1 refs, last reporter
    link MTU 1500 (true link MTU 1500)
    current hop limit 128
    reachable time 21000ms (base 30000ms)
    retransmission interval 1000ms
    DAD transmits 1
Interface 3: 6to4 Tunneling Pseudo-Interface
    does not use Neighbor Discovery
    does not use Router Discovery
    link MTU 1280 (true link MTU 65515)
    current hop limit 128
    reachable time 16500ms (base 30000ms)
    retransmission interval 1000ms
    DAD transmits 0
Interface 2: Automatic Tunneling Pseudo-Interface
    does not use Neighbor Discovery
    does not use Router Discovery
    router link-layer address: 0.0.0.0
    EUI-64 embedded IPv4 address: 0.0.0.0
        preferred link-local fe80::5efe:172.16.1.82, life infinite
    link MTU 1280 (true link MTU 65515)
    current hop limit 128
    reachable time 27500ms (base 30000ms)
    retransmission interval 1000ms
    DAD transmits 0
Interface 1: Loopback Pseudo-Interface
    does not use Neighbor Discovery
    does not use Router Discovery
    link-layer address:
        preferred link-local ::1, life infinite
        preferred link-local fe80::1, life infinite
    link MTU 1500 (true link MTU 4294967295)
    current hop limit 128
    reachable time 35500ms (base 30000ms)
    retransmission interval 1000ms
    DAD transmits 0
</input>

Ping Loopback interface

C:\Documents and Settings\Administrator><notice>ping6 ::1</notice>

Pinging ::1
from ::1 with 32 bytes of data:

Reply from ::1: bytes=32 time=4ms
Reply from ::1: bytes=32 time<1ms
Reply from ::1: bytes=32 time<1ms
Reply from ::1: bytes=32 time<1ms

Ping statistics for ::1:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 0ms, Maximum = 4ms, Average = 1ms
</input>