### - f -

- failed : RTP_Session
- fastResponseRequired : H323Transaction
- fastStartChannels : H323Connection
- fastStartMediaStream : H323Connection
- fastStartState : H323Connection
- fci : RTP_ControlFrame::FbTSTO, RTP_ControlFrame::FbFIR
- FeatureCategory : H460_Feature
- FeatureInstance : H460_Feature
- Features : H460_FeatureSet
- features : H323EndPoint, H323Connection, H323Gatekeeper
- file : OpalFileMediaStream
- filters : OpalMediaPatch
- finalFrames : OpalMediaPatch::Sink
- firmwareVer : IAX2IeData
- firstMediaFrame : IAX2CallProcessor
- firstOctet : H281VideoSource
- firstPacketReceived : RTP_Session
- firstPacketSent : RTP_Session
- flags : PluginCodec_Definition
- fnName : OpalPluginControl
- forceIFrame : OpalVideoTranscoder
- forceIsTransportable : OpalMediaFormatInternal
- forkedInvitations : SIPConnection
- format : IAX2IeData
- formatName : OpalMediaFormatInternal
- formats : SDPMediaDescription
- fraction : RTP_ControlFrame::ReceiverReport
- fractionLost : RTP_Session::ReceiverReport
- frameList : IAX2Processor
- frameType : IAX2Frame
- freeOptionsControl : OpalPluginMediaFormatInternal
- fromDestination : Q931
- fromNetworkFrames : IAX2Receiver
- fromRemote : H323ChannelNumber
- fwBlockData : IAX2IeData
- fwBlockDesc : IAX2IeData