loadrunner的网络监视问题

xingmemory

请问loadrunner中network delay time监视器是不是只能用于unix系统啊，我监测两个windows系统的网络会报错：
Error: : Cannot get data for Network path '192.9.103.51 -> 192.9.103.204 (Network delay)'.See documentation for information about Network Delay Monitor limitations.        [MsgId: MERR0]
请高手指教