这种交换标准是建立在绝对和相对信号强度基础上的，其性能指标即平均交换量和平均交换延迟。
The handoff criteria are based on absolute and relative signal strengths. The performance criteria are the average number of handoffs and the average handoff delay.
“流交换技术在需求很大的情况下非常适用——如果你有需要大量带宽和低网络延迟的用户群的话，”格斯特尔说。
"Flow switching works fairly well for fairly large demand - if you have users who need a lot of bandwidth and want low delay through the network," Gerstel says.
因为针对每一个封包标头的IP地址进行转换，所以会带来一些交换路径的延迟。
Switching path delays are introduced because of the translation of each IP address within the packet headers.
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