Troubleshooting; Multi-Party Calling; Reference Process - Huawei MU609 Application Manual

HUAWEI MU609 HSPA LGA Module
Application Guide
OK
^ORIG: 1,0
^CONF: 1
^CONN: 1,0
(User 2)
ATD13903702766;
OK
^ORIG: 1,0
^CONF: 1
(User 3)
RING
Note:

6.6.2 Troubleshooting

Scenario
Make a voice call
when no network is
found.
The PIN is not
authenticated.
The user has not
subscribed to the call
forwarding service.

6.7 Multi-party Calling

6.7.1 Reference Process

Command
AT+CCWA=1,1,1
OK
Issue 02 (2013-09-18)
The previous actions are based on call forwarding without any restrictions. Those actions can
be performed only after the user has subscribed to the call forwarding service.
Possible Error
Information
^ORIG: 1,0
Presents ^CEND.
+CME ERROR: SIM PIN
required
Network reject
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Copyright © Huawei Technologies Co., Ltd.
Voice and Supplementary Service Application
User 2 calls user 1
Forwards the call when busy. User 3
presents the Ring indication, while user
1 presents no indications.
Solution
Make the call after the network
is found.
Enter the correct PIN.
Subscribe to the call
forwarding service.
Description
The convener activates the call waiting
function and enables the +CCWA indication.
Scenarios
51