Grandstream Networks HT801 Administration Manual page 63

*16 Enable SRTP .
*17 Disable SRTP.
*30 Block Caller ID (for all subsequent calls).
*31 Send Caller ID (for all subsequent calls).
Direct IP Calling. Dial "*47" + "IP address".
*47
No dial tone is played in the middle.
*50 Disable Call Waiting (for all subsequent calls).
*51 Enable Call Waiting (for all subsequent calls).
Block Caller ID (per call). Dial "*67" +" number".
*67
No dial tone is played in the middle.
Send Caller ID (per call). Dial "*82" +" number".
*82
No dial tone is played in the middle.
Call Return Service: Dial *69 and the phone will dial the last incoming phone number
*69
received.
Disable Call Waiting (per call). Dial "*70" +" number".
*70
No dial tone is played in the middle.
Enable Call Waiting (per call). Dial "*71" +" number".
*71
No dial tone is played in the middle.
Unconditional Call Forward: Dial "*72" and then the forwarding number followed by "#". Wait
*72
for dial tone and hang up. (Dial tone indicates successful forward)
Cancel Unconditional Call Forward. To cancel "Unconditional Call Forward", dial "*73", wait
*73
for dial tone, then hang up.
*74 Enable Paging Call: Dial "*74" and then the destination phone number you want to page.
*78 Enable Do Not Disturb (DND): When enabled all incoming calls are rejected.
*79 Disable Do Not Disturb (DND): When disabled, incoming calls are accepted.
*87 Blind Transfer.
Busy Call Forward: Dial "*90" and then the forwarding number followed by "#". Wait for dial
*90
tone then hang up.
Cancel Busy Call Forward. To cancel "Busy Call Forward", dial "*91", wait for dial tone, then
*91
hang up.
HT801/HT802 Administration Guide
Version 1.0.13.7
P a g e | 62