某设备display clock时间和设备日志时间对不上，如下为display clock时间显示为2162年
===============display clock===============
16:14:31.352 BeiJing Sun 05/02/2162
Time Zone : BeiJing add 08:00:00
设备日志记录的时间如下，显示为2026年
===============display logbuffer===============
Log buffer: Enabled
Max buffer size: 1024
Actual buffer size: 512
Dropped messages: 0
Overwritten messages: 7164803
Current messages: 512
%Mar 26 08:58:54:177 2026 H3C LAGG/6/LAGG_INACTIVE_PHYSTATE: Member port XGE1/0/20 of aggregation group BAGG20 changed to the inactive state, because the physical state of the port is down.
%Mar 26 08:58:54:511 2026 H3C IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/0/20 changed to up.
%Mar 26 08:58:57:911 2026 H3C LAGG/6/LAGG_ACTIVE: Member port XGE1/0/20 of aggregation group BAGG20 changed to the active state.
%Mar 26 08:58:57:930 2026 H3C IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/0/20 changed to up.
%Mar 26 08:59:00:297 2026 H3C IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/0/20 changed to down.
%Mar 26 08:59:00:298 2026 H3C IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/0/20 changed to down.
%Mar 26 08:59:00:315 2026 H3C LAGG/6/LAGG_INACTIVE_PHYSTATE: Member port XGE1/0/20 of aggregation group BAGG20 changed to the inactive state.
设备软件版本为R2612P02，检查设备ntp状态，发现参考时间显示是2162年
<ASW-407-H23.AM889>display ntp status
Clock status: synchronized
Clock stratum: 3
System peer: 10.42.0.65
Local mode: sym_active
Reference clock ID: 10.42.0.65
Leap indicator: 00
Clock jitter: 0.000458 s
Stability: 0.000 pps
Clock precision: 2^-18
Root delay: 1.23596 ms
Root dispersion: 4.24194 ms
Reference time: ed6f6398.b536d392 Sun, May 2 2162 22:18:00.707
System poll interval: 64 s
设备有如下已知问题，2162 年正好就是 2026年加了2个68 年。2026 + 68 + 68 = 2162 。 升级版本至当前设备推荐版本可解决。
202008140876
•问题现象：display clock命令显示时间不准确。
•问题产生条件：
a.设备配置clock protocol ntp命令，通过NTP协议获取时间；
b.系统时间与NTP服务器的时间差大于68年。