由于根据寻呼指示位图判断寻呼组标识位图对应的寻呼组是否有寻呼发送，可以及时的接收寻呼。
The page can be timely received as whether the paging group corresponding to the paging group identification bitmap sends any page is judged according to a page identification bitmap.
SGSN应将这些信息放到每个寻呼请求中发给BSS，并使用这些信息和IMSI来计算正确的寻呼组。
The SGSN shall then send these parameters in each page request to the BSS that uses this information and the IMSI to calculate the correct paging group.
IETF工作组和众多的研究者提出了不少的IP寻呼机制，但是，己有的IP寻呼机制不能充分利用无线信道资源。
IETF Seamoby working group and researchers have proposed many IP paging mechanisms. However, the proposed mechanisms cannot utilize wireless channel resources effectively.
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