msr800 拨号方式 联网（中国移动） 应当如何获取ipv6前缀等相关信息？

再加点配置 应该没问题

interface Vlan-interface1

ipv6 address auto

ipv6 address auto link-local

undo ipv6 nd ra halt

ipv6 nd autoconfig managed-address-flag

ipv6 nd autoconfig other-flag

这是我的全部配置,    再请专家指导一下，谢ytm

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 version 5.20, Release 2516P22

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 sysname H3C

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 domain default enable system

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 dns resolve

 dns proxy enable

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 ipv6

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 dar p2p signature-file flash:/p2p_default.mtd

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 port-security enable

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 password-recovery enable

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 ipv6 dhcp server enable

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vlan 1

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domain system

 access-limit disable

 state active

 idle-cut disable

 self-service-url disable

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dhcp server ip-pool vlan1 extended

 network ip range 192.168.100.1 192.168.100.254

 network mask 255.255.255.0

 gateway-list 192.168.100.1

 dns-list 192.168.100.1

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user-group system

 group-attribute allow-guest

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local-user admin

 password cipher 密

 authorization-attribute level 3

 service-type telnet

 service-type web

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cwmp

 undo cwmp enable

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ipv6 dhcp pool 2

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interface Cellular0/0

 async mode protocol

 link-protocol ppp

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interface Dialer11

 nat outbound

 ipv6 address auto

 ipv6 address auto link-local

 link-protocol ppp

 ppp chap user  用户名

 ppp chap password cipher 密

 ppp pap local-user 用户名 password cipher 密

 ppp ipcp dns admit-any

 ppp ipcp dns request

 mtu 1492

 ip address ppp-negotiate

 tcp mss 1024

 dialer user username

 dialer-group 11

 dialer bundle 11

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interface NULL0

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interface Vlan-interface1

 undo ipv6 nd ra halt

 ipv6 nd autoconfig managed-address-flag

 ipv6 nd autoconfig other-flag

 ipv6 address auto

 ipv6 address auto link-local

 ip address 192.168.100.1 255.255.255.0

 dhcp server apply ip-pool vlan1

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interface GigabitEthernet0/1

 port link-mode route

 nat outbound

 undo ipv6 nd ra halt

 pppoe-client dial-bundle-number 11

 ipv6 address auto

 ipv6 address auto link-local

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interface GigabitEthernet0/2

 port link-mode bridge

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