IPV6上不去，偶尔能进下，是学校问题还是我系统问题

一、Windows XP下查看本机地址：

C:\Documents and Settings\zq>ipv6 if

Interface 5: Teredo Tunneling Pseudo-Interface

Guid {BC4FA286-37EF-4723-B348-D7E51CC3AD4A}

zones: link 5 site 2

cable unplugged

uses Neighbor Discovery

uses Router Discovery

routing preference 2

link-layer address: 0.0.0.0:0

preferred link-local fe80::5445:5245:444f, life infinite

multicast interface-local ff01::1, 1 refs, not reportable

multicast link-local ff02::1, 1 refs, not reportable

link MTU 1280 (true link MTU 1280)

current hop limit 128

reachable time 19000ms (base 30000ms)

retransmission interval 1000ms

DAD transmits 0

default site prefix length 48

//以上为系统自动生成的伪接口；用于穿越NAT的隧道类型。

Interface 4: Ethernet: 本地连接

Guid {7BD0CF77-EFEE-4794-B1CF-4198D007E80A}

uses Neighbor Discovery

uses Router Discovery

link-layer address: 00-12-3f-65-20-65

preferred global 2001:1::d5e0:1ac:2764:6be0, life 6d22h38m18s/22h35m31s (temporary)

deprecated global 2001:1::496f:960e:828:a591, life 5d22h41m9s/0s (temporary)

preferred global 2001:1::212:3fff:fe65:2065, life 29d23h59m16s/6d23h59m16s (public)

preferred link-local fe80::212:3fff:fe65:2065, 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:ff65:2065, 2 refs, last reporter

multicast link-local ff02::1:ff28:a591, 1 refs, last reporter

multicast link-local ff02::1:ff64:6be0, 1 refs, last reporter

link MTU 1500 (true link MTU 1500)

current hop limit 64

reachable time 24500ms (base 30000ms)

retransmission interval 1000ms

DAD transmits 1

default site prefix length 48

//实际网卡双栈地址；

Interface 3: 6to4 Tunneling Pseudo-Interface

Guid {A995346E-9F3E-2EDB-47D1-9CC7BA01CD73}

does not use Neighbor Discovery

does not use Router Discovery

routing preference 1

link MTU 1280 (true link MTU 65515)

current hop limit 128

reachable time 39000ms (base 30000ms)

retransmission interval 1000ms

DAD transmits 0

default site prefix length 48

//6to4隧道类型。

Interface 2: Automatic Tunneling Pseudo-Interface

Guid {48FCE3FC-EC30-E50E-F1A7-71172AEEE3AE}

does not use Neighbor Discovery

does not use Router Discovery

routing preference 1

EUI-64 embedded IPv4 address: 0.0.0.0

router link-layer address: 0.0.0.0

preferred link-local fe80::5efe:222.192.25.20, life infinite

link MTU 1280 (true link MTU 65515)

current hop limit 128

reachable time 44000ms (base 30000ms)

retransmission interval 1000ms

DAD transmits 0

default site prefix length 48

//自动隧道类型。

Interface 1: Loopback Pseudo-Interface

Guid {6BD113CC-5EC2-7638-B953-0B889DA72014}

zones: link 1 site 3

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

default site prefix length 48

//回环地址；

一、Windows XP下测试与服务器的连通性：

C:\Documents and Settings\zq>ping 2001:1::212:3fff:fe65:2065

Pinging 2001:1::212:3fff:fe65:2065 with 32 bytes of data:

Reply from 2001:1::212:3fff:fe65:2065: time<1ms

Reply from 2001:1::212:3fff:fe65:2065: time<1ms

Reply from 2001:1::212:3fff:fe65:2065: time<1ms

Reply from 2001:1::212:3fff:fe65:2065: time<1ms

Ping statistics for 2001:1::212:3fff:fe65:2065:

Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),

Approximate round trip times in milli-seconds:

Minimum = 0ms, Maximum = 0ms, Average = 0ms

最近就是上不去啊    能分到V6地址