User's Manual
FIRMWARE VERSION 1.0.0.5     HT802 USER MANUAL              Page 19 of 46 
CALL FEATURES 
The HT802 supports all the traditional and advanced telephony features. 
TABLE 6: HT802 CALL FEATURES 
KEY 
CALL FEATURES 
*02 
Forcing a Codec (per call) *027110 (PCMU), *027111 (PCMA), *02723 (G723), *02729 (G729), 
*0272616  (G726-r16),  *0272624  (G724-r24),  *0272632  (G726-r32),  *0272640  (G726-r40), 
*027201 (iLBC) 
*03 
Disable LEC (per call) Dial ―*03‖ + ‖ number ‖. No dial tone is played in the middle. 
*16 
Enable SRTP 
*17 
Disable SRTP 
*30 
Block Caller ID (for all subsequent calls) 
*31 
Send Caller ID (for all subsequent calls) 
*47 
Direct IP Calling. Dial ―*47‖ + ―IP address‖. No dial tone is played in the middle. Detail see Direct 
IP Calling section on page 12. 
*50 
Disable Call Waiting (for all subsequent calls) 
*51 
Enable Call Waiting (for all subsequent calls) 
*67 
Block Caller ID (per call). Dial ―*67‖ + ‖ number ‖. No dial tone is played in the middle. 
*82 
Send Caller ID (per call). Dial ―*82‖ + ‖ number ‖. No dial tone is played in the middle. 
*69 
Call Return Service: Dial *69 and the phone will dial the last incoming phone number received. 
*70 
Disable Call Waiting (per call). Dial ―*70‖ + ‖ number ‖. No dial tone is played in the middle. 
*71 
Enable Call Waiting (per call). Dial ―*71‖ + ‖ number ‖. No dial tone is played in the middle. 
*72 
Unconditional Call Forward:  Dial ―*72‖ and then the forwarding number followed by ―#‖.  Wait for 
dial tone and hang up. (dial tone indicates successful forward) 
*73 
Cancel Unconditional Call Forward. To cancel ―Unconditional Call Forward‖, dial ―*73‖, wait 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 
*90 
Busy Call Forward:  Dial ―*90‖ and then the forwarding number followed by ―#‖. Wait for dial tone 
then hang up. 
*91 
Cancel  Busy  Call Forward. To  cancel  ―Busy  Call  Forward‖,  dial  ―*91‖,  wait  for  dial  tone,  then 
hang up. 
*92 
Delayed Call Forward. Dial ―*92‖ and then the forwarding number followed by ―#‖.  Wait for dial 
tone then hang up. 
*93 
Cancel Delayed Call  Forward. To  cancel  Delayed  Call  Forward,  dial  ―*93‖,  wait  for  dial  tone, 










