Wireshark · Display Filter Reference: GSM-R User-to-User Signaling

Field name	Description	Type	Versions
gsm-r-uus1.alert_controller	Notification of a request to alert a controller	Label	3.0.0 to 4.4.2
gsm-r-uus1.alert_controller.gref	Group call reference	Character string	3.0.0 to 4.4.2
gsm-r-uus1.chpc	Confirmation of High Priority Calls (CHPC)	Label	3.0.0 to 4.4.2
gsm-r-uus1.chpc.ack_cause	ACK/CAUSE	Unsigned integer (8 bits)	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause	Reason for termination of the call	Unsigned integer (8 bits)	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause.power	Mobile was powered off when receiving (power fail)	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause.radio	Call was interrupted due to radio link error	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause.reserved3	Reserved	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause.reserved4	Reserved	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause.reserved6	Reserved	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause.reserved7	Reserved	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause.reserved8	Reserved	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.chpc.cause.user_command	Call was left on user command	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.chpc.gref	Group call reference	Character string	3.0.0 to 4.4.2
gsm-r-uus1.chpc.pl_call	Priority level of the call	Unsigned integer (8 bits)	3.0.0 to 4.4.2
gsm-r-uus1.chpc.t_dur	Duration of the call	Unsigned integer (24 bits)	3.0.0 to 4.4.2
gsm-r-uus1.chpc.t_rel	Interval between the end of the call and the transmission of the confirmation message	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda	Train position (eLDA)	Label	3.0.0 to 4.4.2
gsm-r-uus1.elda.distance	Distance	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.e_time	Elapsed Time (sec)	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.heading	Heading (deg)	Unsigned integer (8 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.height	Height (m)	Signed integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.lat	Latitude	Label	3.0.0 to 4.4.2
gsm-r-uus1.elda.lat.deg	Degrees	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.lat.hem	Hemisphere	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.elda.lat.min	Minutes	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.lat.sec	Seconds	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.long	Latitude	Label	3.0.0 to 4.4.2
gsm-r-uus1.elda.long.deg	Degrees	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.long.min	Minutes	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.scale	Scale	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.spare	Spare	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda.speed	Speed (km/h)	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elda_long.hem	Hemisphere	Boolean	3.0.0 to 4.4.2
gsm-r-uus1.elda_long.sec	Seconds	Unsigned integer (32 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elem_len	Length	Unsigned integer (8 bits)	3.0.0 to 4.4.2
gsm-r-uus1.elem_tag	Element tag	Unsigned integer (8 bits)	3.0.0 to 4.4.2
gsm-r-uus1.epfn	Enhanced presentation of functional number (ePFN)	Byte sequence	3.0.0 to 4.4.2
gsm-r-uus1.not_implemented_yet	Not implemented yet	Label	3.0.0 to 4.4.2
gsm-r-uus1.pfn	Presentation of Functional Number (PFN)	Label	3.0.0 to 4.4.2
gsm-r-uus1.pfn.digits	Digits	Character string	3.0.0 to 4.4.2
gsm-r-uus1.present_dsd_alarm	Notification DSD alarm condition	Label	3.0.0 to 4.4.2
gsm-r-uus1.present_dsd_alarm.loco_number	Locomotive engine number	Character string	3.0.0 to 4.4.2
gsm-r-uus1.present_text_str	Presentation of text strings	Byte sequence	3.0.0 to 4.4.2