![ping 本地网络打印机时 TTL 发生变化](https://linux22.com/image/1691666/ping%20%E6%9C%AC%E5%9C%B0%E7%BD%91%E7%BB%9C%E6%89%93%E5%8D%B0%E6%9C%BA%E6%97%B6%20TTL%20%E5%8F%91%E7%94%9F%E5%8F%98%E5%8C%96.png)
当我使用 cmd 从 win-10 PC 固定本地设备(NW 打印机)时,TTL 会连续从 64 变为 255,然后再变回 64。
请分享此问题的可能原因。见下文。
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=64
Reply from 192.168.141.10: bytes=32 time<1ms TTL=64
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=64
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=64
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=64
Reply from 192.168.141.10: bytes=32 time<1ms TTL=255
Reply from 192.168.141.10: bytes=32 time<1ms TTL=64
Reply from 192.168.141.10: bytes=32 time<1ms TTL=64