H3C S5024PV5-EI NQA联动静态路由切换失败

这个是NQA配置，

nqa entry admin rt01
 type icmp-echo
  destination ip 223.6.6.6
  frequency 100
  next-hop ip 172.25.116.1
  reaction 1 checked-element probe-fail threshold-type consecutive 3 action-type trigger-only
  source ip 172.25.116.33

display track all
Track ID: 1
  State: Negative
  Duration: 0 days 4 hours 28 minutes 54 seconds
  Tracked object type: NQA
  Notification delay: Positive 0, Negative 0 (in seconds)
  Tracked object:
    NQA entry: admin rt01
    Reaction: 1
    Remote IP/URL: 223.6.6.6                                                   
    Local IP: 172.25.116.33                                 
    Interface: --

如何排查问题？