D-Link DMI-128ESU Manual De Usuario
D-LINK ISDN TA DMI-128ESU+
50
10. Supplementary Service Function
The supplementary services will require Analog phone having flash timing set to 600 msec.
(flash=600 msec). Check with your Telco (PTT) for supplementary service availability.
Follow the AT Command in Chapter 6 along with this procedure.
(flash=600 msec). Check with your Telco (PTT) for supplementary service availability.
Follow the AT Command in Chapter 6 along with this procedure.
10.1 Definition
AT$CI1 Set inner communication enable
AT$CS1 No Network/Local supplementary service function provided
AT$CS2 Only Network supplementary service function provided
AT$CS3 Only Local supplementary service function provided
LIT
Local incoming
tone
tone
♦ 400Hz tone
♦ 0.125sec on, 0.1sec off, 0.125sec on, 0.1sec off,
3.55sec off repeated
BT
Busy tone
♦ 400Hz tone
♦ 0.5sec on, 0.5sec off continually
DT
Dial tone
♦ 400Hz tone
♦ Continual
RBT
Ring-back tone
♦ Receive from Network ISDN switch
IRBT
Inner ring-back
tone
tone
♦ 60ms on, 50ms off, 60ms on, 3250ms off,
repeated
♦ 400 HZ tone
IR
Inner ring
♦ 25Hz ring signal
♦ When TA detects an inner communication and
sends ring signal to TEL-A/B by clicking the
ringing relay
ringing relay
♦ Ringing period is same as IRBT
ICR
Incoming ring
♦ 25Hz ring signal
♦ When TA accepts an incoming call and sends
ring signal to TEL-A/B/C by clicking the
ringing relay
ringing relay
♦ Ringing period is 1sec on, 2sec off repeated
HT
Holding tone
♦ Send by Network ISDN switch
Waiting first dial digit time
♦ After TEL-A/B off hook, TA sends DT to TEL-
A/B
♦ If after 25 seconds TA did not receive any
dialing digit, TA send BT to POTS-A/B
Flash signal recognition time
♦ TA detects Flash-Hook signal from TEL-A/B
♦ Flash timing to be set to 600 msec on POTS
A/B for correct operation.
DMI-128ESU+
DMI 128 ESU+
A
B
C
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ISDN