IPitomy IP1000 User Guide - Manual (Page 48)

Codec
This screen is for selecting and configuring the voice codec, voice parameters.
Codec
ƒ Prefer Type – Select this preferred voice codec that analog ports (FXO and FXS
ports) used to negotiate with SIP sever for determining the voice codec. Available
codecs are G.711u, G.711a, and G.729.
ƒ G711u_pkt – Select this packetization time for G.711u. The packetization time is the
duration that the analog port samples voice signal and compresses it into a packet
before sending to the remote SIP device.
ƒ G711u_vad – Select this button to enable or disable Voice Activity Detection for
G.711u. This should be disabled for Asterisk application requirements.
ƒ G711a_pkt – Select this packetization time for G.711a
ƒ G711a_vad – Select this button to enable or disable Voice Activity Detection for
G.711a. This should be disabled for Asterisk application requirements.
ƒ G729_pkt – Select this packetization time for G.729.
ƒ G729_vad – Select this button to enable or disable Voice Activity Detection for
G.729. This should be disabled for Asterisk application requirements.
FXO
This portion is for configuring the FXO dial in/out parameters
ƒ Answer_after – Input the number of rings that the FXO port will keep waiting before
answering the incoming calls. The default value is 2 rings.
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