点击（send）按钮后出现这段话怎么解决
I have sent ping(icmp echo request) to your address(121.42.2.118).
But I didn't receive reply.(icmp echo reply)
Try again after solving this problem.
第一次遇到这种情况
I have sent ping(icmp echo request) to your address(121.42.2.118).
But I didn't receive reply.(icmp echo reply)
Try again after solving this problem.
第一次遇到这种情况
