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Timers

This page lists BSC related timers

Timer Description Default (old) Default (recommended)
T3101
This timer is started when a channel is allocated with an IMMEDIATE ASSIGNMENT message. It is stopped when the MS has correctly seized the channel.
10s
1.5s,
3s
1s
T3103
during hand-over, time for keeping both old and new channel
5s
5s
2s
T3107
time for executing TCH assignment instruction
5s
5s (limited channel resources) / 10s
3s
T3109
started when the BSS sends a RR CHAN REL to the MS and stops downlink SACCH generation. Stopped when the MS successfully releases the LAPDm link. After stop or timeout, the radio channel is released using RSL RF CHAN REL.
19s
1-2s + RadioLinkTimeout*0.48s
5s
T3111
connection release timer between RLL REL_IND and RSL RF_CHAN_REL
2s
2s
500ms
T3113
time to wait after transmitting PAGING REQUEST before re-transmitting (until maximum number of retrans reached)
60s
5s
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