NG-188 User Manual
9 FAQ
How many SIP servers may NG-188 register simultaneously?
NG-188 support 2 SIP servers and a IAX server. The Default server is SIP . If you want to use the
IAX server you must set IAX as default protocol in the IAX config page. IAX and SIP can register
simultaneously but not work simultaneously. If you set 2 SIP servers in the SIP setting page , you
can choose the route (server) by dialing plan which is edited by you. Please see “How to use the
dial rule?” for detail.
How can I know the NG-188’s IP address?
Pick up the handset and then dial “#*111#”, and the NG-188 will promote you its IP address.
How to use NG-188’s Lifeline function?
NG-188 supports Lifeline function, you can use the same handset to place PSTN and VoIP calls.
First, you need to set up the Lifeline with the accessory send with the NG-188, connect this
accessory to NG-188’s FXS port, and then connect the handset to the accessory’s phone port,
connect the landline to the accessory’s line port. You can receive PSNT and VoIP calls simply with
configuration. To place the PSTN call, you need to set up as follow:
----Add a new dial rule in the
Dial-Peer
setting: set the phone number to *T, and choose the
Lifeline as the Call mode.
----Add new Digital map item in the
Advance
Æ
Digital Map
: set Prefix Number to and *, and the
length to 1.
Then when you want to place a PSTN calls, you can first press * to switch to the PSTN line and
then place your call as you normal do.
Why the settings vanish after reboot?
Please go to Config Manage
Æ
Save Config to save your setting always.
How to use the dial rule?
NG-188 provide flexible dial rule, with different dial-rule configure, user can easily implement
the following function:
----Replace, delete or add prefix of the dial number.
----Make direct IP to IP call
----Place the call to different SIP server according the prefix.
----Make PSTN calls use Lifeline function (Please refer “How can use the Lifeline function of
NG-188?”).
You can click “Add” to add a new dial rule. Below is the detail setting of the dial-rule:
Phone Number:
The Number suit for this dial rule, cam be set as full match or prefix match. Full
match means that if the number user dialed is completely the same as this number, the call will use
43 / 46
