Wireshark · Display Filter Reference: SKYPE

Field name	Description	Type	Versions
skype.audio.unk1	Unknown1	Byte sequence	1.10.0 to 4.4.2
skype.ffr.crc	CRC	Unsigned integer (32 bits)	1.10.0 to 4.4.2
skype.ffr.encdata	Enc Data	Byte sequence	1.10.0 to 4.4.2
skype.ffr.iv	IV	Unsigned integer (32 bits)	1.10.0 to 4.4.2
skype.ffr.num	Num	Unsigned integer (8 bits)	1.10.0 to 4.4.2
skype.ffr.unk1	Unk1	Unsigned integer (32 bits)	1.10.0 to 4.4.2
skype.natinfo.dstip	Dst IP	Unsigned integer (32 bits)	1.10.0 to 4.4.2
skype.natinfo.srcip	Src IP	IPv4 address	1.10.0 to 4.4.2
skype.natrequest.dstip	Dst IP	Unsigned integer (32 bits)	1.10.0 to 4.4.2
skype.natrequest.srcip	Src IP	IPv4 address	1.10.0 to 4.4.2
skype.payload.crc	CRC	Unsigned integer (32 bits)	1.10.0 to 4.4.2
skype.payload.encdata	Enc Data	Byte sequence	1.10.0 to 4.4.2
skype.payload.iv	IV	Unsigned integer (32 bits)	1.10.0 to 4.4.2
skype.som.id	ID	Unsigned integer (16 bits)	1.10.0 to 4.4.2
skype.som.type	Type	Unsigned integer (8 bits)	1.10.0 to 4.4.2
skype.som.unk	Unknown	Unsigned integer (8 bits)	1.10.0 to 4.4.2
skype.unknown_0.unk1	Unknown1	Byte sequence	1.10.0 to 4.4.2
skype.unknown_f.unk1	Unknown1	Byte sequence	1.10.0 to 4.4.2
skype.unknown_packet	Unknown Packet	Byte sequence	1.10.0 to 4.4.2