PLANET VIP-156PE - Manual (Page 41)

Field Description
SIP Expire Time
To setup the registration interval time.
SIP Expire Time
Type
Default is G eneral; Register interval time setting. Provide items
General (standard), 1/2, 2/3, 3/4, 4/5, 5/6, 6/7, 7/8, 8/9, 9/10。
LNote
: register server need support this function.
Register time calculated
General: expire time-[(expire time/30)*6], when Expire Time>60 it will
start to work, if less then 60 seconds, it will decrease 5 seconds.
1/2: expire time * 1/2.
2/3: expire time * 2/3.
3/4: expire time * 3/4.
4/5: expire time * 4/5.
5/6: expire time * 5/6.
6/7: expire time * 6/7.
7/8: expire time * 7/8.
8/9: expire time * 8/9.
9/10: expire time * 9/10.
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