User's Manual
FIRMWARE VERSION 1.0.0.5     HT802 USER MANUAL              Page 16 of 46 
b)  If the target IP address/port is 192.168.1.20:5062, then the dialing convention would be: 
*47 or Voice Prompt with option 47, then 192*168*0*160*5062 followed by pressing the ―#‖ key 
if it is configured as a send key or wait for 4 seconds. 
NOTE:    When  completing  direct  IP  call,  the  ―Use  Random  SIP/RTP  Port‖  should  set  to  ―NO‖.    You 
cannot make direct IP calls between FXS1 to FXS2 since they are using same IP. 
CALL HOLD 
Place  a call  on  hold by pressing the  ―flash‖  button on the analog phone (if the phone has that button). 
Press the ―flash‖ button again to release the previously held Caller and resume conversation.  If no ―flash‖ 
button is available, use ―hook flash‖ (toggle on-off hook quickly). You may drop a call using hook flash. 
CALL WAITING 
Call waiting tone (3 short beeps) indicates an incoming call, if the call waiting feature is enabled. Toggle 
between incoming call and current call by pressing the ―flash‖ button.  First call is placed on hold.  Press 
the ―flash‖ button to toggle between two active calls. 
CALL TRANSFER 
BLIND TRANSFER 
Assume that call Caller A and B are in conversation. A wants to Blind Transfer B to C: 
3.  Caller A presses FLASH on the analog phone to hear the dial tone. 
4.  Caller A dials *87 then dials caller C‘s number, and then # (or wait for 4 seconds) 
5.  Caller A will hear the dial tone. Then, A can hang up. 
NOTE:  ―Enable Call Feature‖ must be set to ―Yes‖ in web configuration page. 
ATTENDED TRANSFER 
Assume that Caller A and B are in conversation. Caller A wants to Attend Transfer B to C: 
1.  Caller A presses FLASH on the analog phone for dial tone. 
2.  Caller A then dials Caller C‘s number followed by # (or wait for 4 seconds). 
3.  If Caller C answers the call, Caller A and Caller C are in conversation. Then A can hang up to 
complete transfer. 
4.  If Caller C does not answer the call, Caller A can press ―flash‖ to resume call with Caller B.  










