Lock Settings On The Phone; Dhcp Vlan; Figure 2: Lock/Unlock Configuration Via Keypad Menu - Grandstream Networks GXP1610 Administration Manual

2. Under Web GUISettingsGeneral Settings, set "Public Mode" option to "Yes". Click "Save"
and reboot the phone.
3. When the phone boots up, SIP User ID and Password to register to the configured SIP server in
account 1 will be required. Enter the correct account information to log in to the phone. When
entering the account information, press softkey "123/abc" to toggle input method.
4. In login page, pressing CONF button on the phone will show phone's IP address.
5. After using the phone, go to LCD MENULog Out to log off the public mode.

Lock Settings on the Phone

The GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630 support the "Locked Mode", when this
feature is selected from Web GUIMaintenanceSecurityConfiguration Via Keypad Menu, it will
restrict user access to any settings on the LCD: menu is disabled, only allow making and receiving phone
calls and basic functionality provided by the feature keys (transfer / conference /hold / mute / volume / send
/ speaker).

DHCP VLAN

This option can be enabled from web UINetworkAdvanced Settings, it adds support for DHCP option
132 & 133 tunneled through DHCP Option 43 on the phone to deploy is on the network. By enabling this
option, the phone will try to read VLAN setting from DHCP option 132 and 133. If both of values in these
two options are empty, phone will then read from option 43.

Figure 2: Lock/Unlock Configuration via Keypad Menu

GXP16XX Administration Guide
Version 1.0.4.100
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