Delayed Call Forward. To set up delayed call forward:
Off hook the phone;
Dial *92 and then enter the number to forward the call;
Press OK softkey or SEND key.
CUSTOMIZED LCD SCREEN & XML
The GXP2120/GXP2110/GXP2100/GXP14xx IP phone supports the following XML applications. Please
refer to the corresponding link for documentation and templates.
XML custom idle screen (customize idle screen logo, softkey layout, and etc.)
http://www.grandstream.com/products/gxp_series/general/documents/GXP2120/GXP2110/GXP2100_
14xx_XML_Screen_Customization.zip
XML downloadable phonebook
http://www.grandstream.com/products/gxp_series/general/documents/gxp_wp_xml_phonebook.pdf
XML Application (For GXP2120/GXP2110/GXP2100 only)
http://www.grandstream.com/products/gxp_series/general/documents/xml_application_guide.zip