Age | Commit message (Collapse) | Author | Files | Lines |
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This message is required for each activated channel. It is sent after
activating channel, due to IMMEDIATE ASSIGNMENT already (after paging
response or CM service request). Also it is required for the activated
channel after late assignment or handover.
It has been successfully tested with late assignment and handover to the
same BTS.
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If assignment fails, we must check if the secondary lchan has been released
already. This can happen if the BTS indicates a CHANNEL FAILURE INDICATION,
then the BSC already released the secondary lchan.
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Since we use late assignment now, we must assign requested channel after
paging response.
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This makes sense, if silent call is used. Assignment allows to change from
SDCCH (or whatever was available) to given TCH rate.
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This can happen, if a TCH/H was requested, but because it is not available,
a TCH/F is allocated. If the old channel was TCH/F already, it makes no
sense to assign it.
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In case of current channel equals TCH/F and we request half rate, we
must return 0, so the calling function will trigger assignment.
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This penalty timer is used to temporarily block cells where handover
or assignment failed or where handover is not allowed. This is usefull
to prevent repeated handover attempts to broken cells or cells that have
limited allowed distance.
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Change-Id: I8f6dd67b53c1ecff88e17baa4f7417a68466990f
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