Grandstream Networks GXW4248 User Manual

FIRMWARE 1.0.3.4 GXW4248 USER MANUAL PAGE 25 OF 54
CALL FEATURES
GXW4248 supports the traditional telephony features available in a PBX as well as additional advanced
telephony features.
TABLE 6: CALL FEATURES TABLE (STAR CODE)
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 (pe call) Dial “*03” + ” number ”. No dial tone is played in the middle.
*16
Enable SRTP
*17 Disable SRTP
*30 Block CallerID (for all-config change)
*31 Send CallerID (for all-config change)
*67 Block CallerID (per call)
*82 Send CallerID (per call)
*47
Direct IP Calling. Dial “*47” + “IP address”. No dial tone will be played in the middle. Detail see
Direct IP Calling section on page 12.
*50
Disable Call Waiting
(for all-config change)
*51 Enable Call Waiting (for all-config change)
*69
Call Return Service:
Dial *69 and the phone will dial the last incoming phone number
received.
*70 Disable Call Waiting (Per Call)
*71 Enable Call Waiting (Per Call)
*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: Dial “*73” and wait for dial tone, then hang up.
*74
Enable Paging Call: Dial “*74” and then the destination phone number you want to activate in
Paging mode.
*78 Enable Do Not Disturb (DND): When enabled all incoming calls will be rejected.
*79 Disable Do Not Disturb (DND): When disabled, incoming calls will be accepted.
*87 Blind Transfer

Grandstream Networks GXW4248 Specifications

General

Brand	Grandstream Networks
Model	GXW4248
Category	Gateway
Language	English