ping返回的延迟是什么意思?
即。下面的“时间”
C:\Users\guest>ping -n 2 www.google.com
Pinging www.google.com [62.252.60.89] with 32 bytes of data:
Reply from 62.252.60.89: bytes=32 time=11ms TTL=58
Reply from 62.252.60.89: bytes=32 time=15ms TTL=58
Ping statistics for 62.252.60.89:
Packets: Sent = 2, Received = 2, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 11ms, Maximum = 15ms, Average = 13ms
答案 0 :(得分:7)
这是发送请求和接收响应之间的时间(也称为“往返时间”)。通常,本地主机或本地网络只有几毫秒,但对于卫星传输而言,这可能非常大(相对)。
如果它可能超过一秒钟,您可能必须提高超时时间,以免将其检测为丢失的数据包。
下图显示了这个想法。
SENDER RECEIVER
| |
ping request |\ |
^ | \ |
| | \ |
latency -+ | \| ping received
| | /| ping response
| | / |
v | / |
ping response |/ |
received | |
答案 1 :(得分:0)
Ping测量往返延迟,即网络数据包从发送主机A到目标主机B再返回的时间。