June 2015 - Ed.2.1
Audio over IP decoders E411, E413, E415 & E417 technical manual
Page 21
‘RTP’ Source type configuration
For this source type, the device opens a RTP receiver on the selected port with the expected format
configured.
NOTE: If data is sent to the port in RTP but with wrong audio format, the result would be unpredictable.
The channel will be activated when there are valid RTP packets for more than 70 ms and deactivated in
absence of data for more than 1 second.
This is the configuration form for this source type:
Figure 16: RTP source type setup form
You can select from six audio qualities:
Vocal quality PCM G711-A
PCM 11025Hz, 16bit / sample, Mono
PCM 11025Hz, 16bit / sample, Stereo
PCM 22050Hz, 16bit / sample, Mono
PCM 32000Hz, 16bit / sample, Mono
MP3
Buffer size: number of packets in the input buffer. The greater the value, the more network jitter the
decoder is able to absorb, but the greater the delay in relation to the emitter. Default value is 8.
Reception can be configured in two modes:
Unicast: The device will accept the RTP packets sent to its IP address and the configured port.