首先FBCHALLOC Frequency band channel allocation preference
This parameter determines if TCHs and Stand-alone Dedicated Control Channels (SDCCHs) on the Broadcast Control Channel (BCCH) frequency band should be selected first, last or if there is no preference at channel allocation.
Property type: Optional
0 No selection preference
1 Channels in BCCH frequency band selected first
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2 Channels in BCCH frequency band selected last
当FBCHALLOC=2时,选择非BCCH所在的BAND(频段)主要针对于一个小区里有不同的频段的现象,如MBC小区和存在E-GSM频点的小区,与CSPSALLOC不同,该参数是指主BCCH不带调频时,主频点的BCCH中的TCH是CS 业务优先还是PS业务优先。