All the drafts and the messages sent unsuccessfully saved in your
device will be displayed here.
•
Click View to access the edited interface of selected message,
then click Send to send it.
VoIP
You can use this function only in 4G Gateway mode. For the de-
tailed VoIP parameters, please consult your service provider.
Settings
Select VoIP > Settings to access the following figure:
•
Outbound Mode: Enable or disable the use of SIP outbound
server config parameter.
•
STUN Mode: Enable or disable the use of STUN server to
discover NAT mapping.
•
Reregister Every: Expires value in seconds for a REGISTER
request.
•
URI format: The number format of VoIP call. For example, sip
format will be sip:1234@192.168.0.1, while tel format will be tel:
1234.
•
DTMF Mode: Select DTMF mode.
•
SIP Port: The listening/binding port of the local User Agents
for receiving and transmitting SIP messages. By default, it sets
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•
RTP Port: Set RTP Real-time Transport Protocol Port.
User Details
Select VoIP > User > User Details access the following figure:
•
SIP Register Server: A server that accepts registration requests
from users. If it is unspecified or blank, the voice port will not use
a SIP registrar and will not send a REGISTER message. The
value must specify the protocol.
•
SIP Domain: A SIP Domain name or IP address, defined by
customer.
•
SIP Realm: This is a string value provided by the ITSP, such as
AVSTW, or may be a domain name like www.zte.com.cn, defined
by customer.
•
SIP Proxy Mode: Enable or disable the use of SIP proxy server
config parameter.
Display Name: Display name for using in the SIP URI.
•
•
User Name: User name for using in the SIP URI for the
respective appearance.
Authorized User Name: This is for authentication with a
•
registrar.
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