3 advanced, 1 function, 2 instruction – Welltech WellGate M1 User Manual

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2014/12/1

8.3 Advanced

8.3.1 Function

Provide

[SIP Expire Time, SIP/RTP Port, QoS, Register SIP Expire Time, Use DNS SRV,

DTMF, User=Phone, PRACK]

Function.

8.3.2 Instruction

(figure1)

Item

Description

SIP Expire Time

Default is 60; When this function is Set up to 0, the SIP Expire
Time is according to the default value of Server.
This column can only be numbers; maximum length is 5 bytes
with the range of 60~86400 (seconds).

SIP Expire Time
Type

Default: General.
Provide options: General, 1/2, 2/3, 3/4, 4/5, 5/6, 6/7, 7/8, 8/9,
9/10.

*This function must be supported by SIP Server or IP-PBX
Server.

The count formula of SIP Expire Time:
General: SIP Expire Time-[(SIP Expire Time/30)*6] as SIP
Expire Time > 60 seconds, if SIP Expire Time < 60 seconds, the
SIP Expire Time subtract 5 seconds uniformly.