Specifications

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Cisco 1751 Router Software Configuration Guide
OL-1070-01
Default
Disabled.
Command Mode
Dial-peer configuration.
Usage Guidelines
Use the ip udp checksum command to enable UDP checksum calculation for each outbound voice
packet. This command is disabled by default to speed up the transmission of the voice packets. If you
suspect that the connection has a high error rate, you should enable ip udp checksum to prevent bad
voice packets forwarded to the DSP.
This command only applies to VoIP peers.
Example
The following example calculates the UDP checksum for voice packets transmitted by this dial peer:
dial-peer voice 10 voip
ip udp checksum
music-threshold
To specify the threshold for on-hold music for a specified voice port, use the music-threshold
voice-port configuration command. Use the no form of this command to disable this feature.
music-threshold number
no music-threshold number
Syntax Description
Default
–38 dB.
Command Mode
Voice-port configuration.
Usage Guidelines
Use the music-threshold command to specify the dB level of music played when calls are on hold. This
command tells the firmware to pass steady data above the specified level. It only affects the operation
of VAD when receiving voice.
number On-hold music threshold in dB. Valid entries are any integer
from –70 to –30.