双路由器配置好ipv6地址后看不到网络邻居

HCL模拟器，两台路由都通过G0/0连接，配置接口g0/0自动生成链路本地地址，路由器之间无法ping同，

display ipv6 neighbors all 看不到路由邻居信息

<H3C>system-view
System View: return to User View with Ctrl+Z.
[H3C]sysname RTA
[RTA]interface g
[RTA]interface GigabitEthernet 0/0
[RTA-GigabitEthernet0/0]ipv6 address suto link-local
                                     ^
 % Wrong parameter found at '^' position.
[RTA-GigabitEthernet0/0]ipv6 address auto link-local
[RTA-GigabitEthernet0/0]display ipv6 interface g
[RTA-GigabitEthernet0/0]display ipv6 interface GigabitEthernet 0/0 brief
*down: administratively down
(s): spoofing
Interface                                 Physical Protocol IPv6 Address
GigabitEthernet0/0                        up       up       FE80::82B7:25FF:FE9C:105
[RTA-GigabitEthernet0/0]quit
[RTA]ping ipv6  FE80::82B7:2AFF:FE94:205 -i g
[RTA]ping ipv6  FE80::82B7:2AFF:FE94:205 -i gigabitethernet 0/0
                                         ^
 % Too many parameters found at '^' position.
[RTA]display ipv6 neighbors all
Type: S-Static    D-Dynamic    O-Openflow     R-Rule    I-Invalid
IPv6 address              Link layer     VID  Interface/Link ID   State T  Age
[RTA]

<H3C>
<H3C>system-view
System View: return to User View with Ctrl+Z.
[H3C]sysname RTB
[RTB]inteface g
[RTB]interface g
[RTB]interface GigabitEthernet 0/0
[RTB-GigabitEthernet0/0]ipv6 address auto link-local
[RTB-GigabitEthernet0/0]dis ipv6 interface g
[RTB-GigabitEthernet0/0]dis ipv6 interface GigabitEthernet 0/0 brief
*down: administratively down
(s): spoofing
Interface                                 Physical Protocol IPv6 Address
GigabitEthernet0/0                        up       up       FE80::82B7:2AFF:FE94:205
[RTB-GigabitEthernet0/0]quit
[RTB]ping ipv6 FE80::82B7:25FF:FE9C:105 -i g
[RTB]ping ipv6 FE80::82B7:25FF:FE9C:105 -i gi
[RTB]ping ipv6 FE80::82B7:25FF:FE9C:105 -i gigabitethernet 0/0
                                        ^
 % Too many parameters found at '^' position.
[RTB]display ipv6 neighbors all
Type: S-Static    D-Dynamic    O-Openflow     R-Rule    I-Invalid
IPv6 address              Link layer     VID  Interface/Link ID   State T  Age
[RTB]