我使用ARM做了一个网络设备，前段时间出了点问题，造成以下情况发生：
ping 192.168.1.1
Reply from 192.168.1.1: bytes=32 time=22ms TTL=30
Request timed out.
Reply from 192.168.1.1: bytes=32 - MISCOMPARE at offset 4 - time=22ms TTL=30
Request timed out.
Reply from 192.168.1.1: bytes=32 time=19ms TTL=30
Reply from 192.168.1.1: bytes=32 - MISCOMPARE at offset 4 - time=20ms TTL=30
Reply from 192.168.1.1: bytes=32 time=20ms TTL=30
Reply from 192.168.1.1: bytes=32 time=18ms TTL=30
Reply from 192.168.1.1: bytes=32 time=18ms TTL=30
Reply from 192.168.1.1: bytes=32 time=17ms TTL=30
Reply from 192.168.1.1: bytes=32 time=18ms TTL=30
Request timed out.
Reply from 192.168.1.1: bytes=32 time=16ms TTL=30
Reply from 192.168.1.1: bytes=32 time=21ms TTL=30

请问这是什么原因？

谢谢！
学习快乐！