4G Systems XSJack T3i, User Manual, Page: 18 / 60

18
Additional network functions
The following functions may not be supported by all mobile network
operators.
Call forwarding
You can configure a destination number for call forwarding individually
for different modes:
Immediate forwarding (1) is indicated by a special dial tone (refer to
page 20). This mode takes priority over mode 2, 3, and 4.
Caller ID / CLIR
Your own phone number may be displayed on the other party's phone.
It is possible to disable or enable your caller ID for outgoing calls:
Call back on busy
If a dialled destination number is busy, some operators support to call
you back as soon as the busy party is available again.
Call forwarding mode Activate Deacti-
vate
Query
1. Immediate forwarding
* 21 * NUMBER # # 21 # * # 21 #
2. Forwarding after 20 seconds
* 61 * NUMBER # # 61 # * # 61 #
3. Forwarding when busy
* 67 * NUMBER # # 67 # * # 67 #
4. Forwarding when offline
* 62 * NUMBER # # 62 # * # 62 #
5. Immediate fax forwarding
* 51 * NUMBER # # 51 # * # 51 #
All modes
# 22 #
Description
Format
I1
Activate caller ID (CLIR off)
# 31 #
I2 Suppress caller ID (CLIR on)
* 3131 #
I3 Only suppress for next call
* 31 #
Description Format
C1
Activate callback while listening to busy tone
* 37 #
C2 Abort incoming callback Lift receiver and put
it down again