Welltech VoIP ATA series V.2.1 - Manual (Page 120)

ATA-171/172/171P/171M/171+/172+
User’s Guide
9.5.1 Advanced Settings
9.5.1 Function
Advanced Setting provides ICMP not Echo, Send Anonymous CID, Billing Signal (FXS
only) , CPC function (FXS only) , Send Flash event, SIP Encrypt PPPoE retry period
System Log Server functions.
9.5.2 Instruction
Figure 1: FXS equipment (included: FXS，FXS+PSTN，FXS+FXO)
Fifgure 1
ICMP Not Echo Default: No. when setting YES, ICMP Not Echo function will be
active.
Send Anonymous
CID Default: No. When setting YES, send out CID cannot be found by
another person.
Your Register Proxy server must support this
function.
Billing Signal Default: Disable. Provides Disable ， Polarity Reversal ，
Tone_12K，Tone_16K mode.
CPC Delay Default: 2(sec)；setting how long it takes for the voltage reaches
0V when receiving hang up signal. Only numbers are accepted,
data range (2~5 sec.), maximum length: 1 byte.
CPC Duration Default: 120ms. Setting how long it takes for the voltage
reaches 0V, data range (0~120), maximum length: 3 bytes.
Send Flash event Default: Disable. Provides Disable，DTMF Event，SIP Infomode.
SIP Encrypt
Default: Disable. Provides Disable ， INFINET ， AVS ，
WALKERSUN1，WALKERSUN2 modes.
Your Register Proxy server
must support this function.
Encryption Key Set encryption password。Only support GVX encryption format,
maximum data: 63 bytes.
PPPoE retry
period
Default: 223 (Seconds)； setting how long it takes for PPPoE
retry when PPPoE failed. Only numbers are accepted, data
range: (5~255), maximum length: 3 bytes.