Phone Settings Page Definitions; General Settings - Grandstream Networks WP820 Administration Manual

Upload Loads the MOH (Music on Hold) file to the phone. Click on "Browse" button to upload the music file from local
Local MOH PC. The MOH audio file has to be in .wav or .mp3 format.
Audio File
Note: Please be patient while the audio file is being uploaded. It could take more than 3 minutes to finish the
uploading especially the file size is large. The button will show as "Processing" during the uploading. Once
done, it will show as "Browse" again. Click on "Save" on the bottom of the web page and "Apply" on the top of
the web page to save the change.
Enable Plays local MOH file if the call is being hold by the phone. Users need to upload local MOH audio file. The
Local MOH default setting is "No".
Advanced Features
Different soft switch vendors have special requirements. Therefore, users may need select special features to
Special
meet these requirements. Users can choose from Standard, Broadsoft, China Mobile, ZTE IMS, Mobotix, ZTE
Feature
NGN, Huawei IMS, NEC or WorldStone depending on the server type. Default setting is "Standard".
Feature
This feature is used for BroadSoft/Metaswitch call feature synchronization. When set to
Key
BroadSoft/Metaswitch, DND and Call Forward features can be synchronized with BroadSoft or Metaswitch
Synchroniz
server. Default settings is "Disable"
ation
Allow Sync
Allows users to synchronize XML phonebook upon receiving SIP NOTIFY message with header Event: sync-
Phonebook
contacts.
via
Note: Received SIP NOTIFY will be first challenged for authentication purpose before contacting configured
server to download XML phonebook. The parameters used are the ones configured at [Download Contacts].
The authentication can be done either using admin credentials (if no SIP account is configured) or using SIP
SIP Notify
account credentials.
The default setting is "Yes".

Phone Settings Page Definitions

General Settings

Basic Settings
Local
Defines local RTP port used to listen and transmit RTP packets.
RTP
Valid range is 50040 – 65000. Default is 50040.
Port
Use
Forces the phone to use random ports for both SIP and RTP messages. This is usually necessary when multiple
Rand
phones are behind the same full cone NAT. The default setting is "No".
om
Note: This parameter must be set to "No" for Direct IP Calling to work.
Port
Disa
ble
In-
call
Disables the phone to omit displaying DTMF digits during a call on the LCD screen. The default setting is "No".
DTM
F
Displ
ay
Table 16: Account/Advanced Settings