mscVsFramerMinModemBitRate 1.3.6.1.4.1.562.36.2.1.80.2.12.1.4

This attribute specifies the minimum desired ingress rate used during modemFax and/or fax traffic. Voice traffic is all traffic from the start of a call or speech until a 2100 Hz tone or call release. ModemFax traffic is all traffic after a 2100 Hz tone but before a fax preamble, speech or call release. Fax traffic is all traffic after a fax preamble but before speech or call release. If modemFaxEncoding is g711G726, minModemFaxG711G726Rate specifies the minimum desired rate used during modemFax traffic and fax traffic. If modemFaxEncoding is faxRelayG711G726, minModemFaxG711G726Rate specifies the minimum desired rate used during modemFax traffic only. If modemFaxEncoding is faxRelayOnly or useVoiceEncoding, minModemFaxG711G726Rate is ignored. The negotiated minimum ingress modemFax and fax rates are available in negotiatedIgRates. minModemFaxG711G726Rate defaults to 32 if the voiceCompressor or vtds feature is present. Otherwise, minModemFaxG711G726Rate defaults to 64.