Vg3300 – Accton Technology SIP Gateway VG3300 Series User Manual
Page 36

VG3300
series user guide
Please enable Auto Answer configuration at 
 
WEB Page: CHANNEL 
 
 
If you don't enable the Auto Answer configuration, the inbound call from PSTN will be assigned to a 
free FXS port of this gateway directly. It makes Inbound Transit Call impossible. 
 
When Auto Answer function is enabled, the gateway will answer the call and calling side will hear 
the second dial tone. For the Auto Answer function, it is also divided into Enable and Enable w/ 
Pincode options. The configuration page is the same as above. 
 
Dial Inbound Transit Call when Auto Answer is configured as Enable 
 
Please dial the number below after the second dial tone: 
1. SIP Number + ‘#’, Example: 73797# or 
2. ‘#’ + Index Number + ‘#’, Example: #123# 
 
If you still need to make a call to the FXS port of this gateway, please press "*" to seize a free FXS 
port. 
 
Dial Inbound Transit Call when Auto Answer is configured as Enable w/ PIN code 
 
This Auto Answer mode provides security control for the Inbound Transit call 
 
Please dial the number below after the second dial tone: 
1. PIN code + ‘#’+ SIP Number + ‘#’, Example: 7742#73797# or 
2. PIN code + ‘#’+ ‘#’ + Index Number + ‘#’, Example: 7742##123# 
 
If you still need to make a call to the FXS port of this gateway, please press "*" to seize a free FXS 
port.  
 
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