User's Manual
GXV3240 User Manual 
MAKING PHONE CALLS 
Grandstream Co., Ltd 
Software Version:1.0.0.11 Document Version:0.1 
66 
4   
*17 
Disable SRTP 
Dial *17 
5   
*18 
Enable SRTP(One-time Only) 
Dial *18 
6   
*19 
Disable SRTP(One-time Only) 
Dial *19 
7   
*30 
Anonymous Call(For all subsequent calls) 
Dial *30 
8   
*31 
Cancel Anonymous(For all subsequent calls) 
Dial *31 
9   
*50 
Call Waiting(For all subsequent calls) 
Dial *50 
10   
*51 
Disable Call Waiting(For all subsequent calls) 
Dial *51 
11   
*67 
Selective Anonymous Call (Current Call) 
Dial *67+Phone/Ext. Number   
Dial 
12   
*70 
Disable Call Waiting(For all subsequent calls) 
Dial *70+Phone/Ext. Number   
Dial   
13   
*71 
Enable Call Waiting(For all subsequent calls) 
Dial *77+Phone/Ext. Number   
Dial   
14   
*72 
Unconditional Call Forward: Set up unconditional call forward 
Dial *72 + Phone/Ext. Number.   
Dial   
15   
*73 
Cnacel Unconditional Call Forward: Cancel unconditional call forward 
Dial *73 
16   
*74 
Enable paging mode directly when dialing up 
Dial *74 
17   
*82 
Selective Cancel Anonymous Call (Current Call) 
Dial *82+Phone/Ext. Number   
Dial 
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