Grandstream Networks HT801 Administration Manual page 26

on1 is the period of ringing ("On time" in "ms") while off1 is the period of silence. Up to
three cadences are supported.
Call Progress Configures tone frequencies according to user preference. By default, the tones are set
Tones to North American frequencies. Frequencies should be configured with known values to
avoid uncomfortable high pitch sounds. ON is the period of ringing (ON time in ms) while
OFF is the period of silence.
In order to set a continuous ring, OFF should be zero. Otherwise it will ring ON ms and
a pause of OFF ms and then repeats the pattern.
Please refer to the document below to determine your local call progress tones:
http://www.itu.int/ITU-T/inr/forms/files/tones-0203.pdf
Specifies the key pattern to get Prompt Tone. Maximum 20 digits
Prompt Tone
Access Code
Lock Keypad Locks configuration update via keypad. Default is No.
Update
Disable Voice Removes ability to use integrated voice prompt menu configuration. Default is No.
Prompt
Disable Direct IP Deactivates Direct IP-to-IP calling function. Default is No.
Call
NTP Server Defines URL or IP address of the NTP (Network Time Protocol). Used by the HT801 to
synchronize the date and time. Public NTP servers can be found at
Allow DHCP Option Obtains NTP server address from a DHCP server using DHCP Option 42; it will
42 to NTP Server override configured NTP Server. If set to "No", the HT801 will use configured NTP
server to synchronize time and date even if a NTP server is provided by DHCP server.
Default is Yes.
Sets IP address or URL of system log server. The server collects system log
Syslog Server
information from the HT801.

"Dial tone"

"Ring back tone"

"Busy tone"

"Reorder tone"

"Confirmation tone"

"Call-Waiting tone"

"Prompt Tone"
HT801 Administration Guide
http://www.ntp.org .
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