Name,Long Name,Mux Category,Reference
ntp,Network Time Protocol,NORMAL,"[RFC7273, section 4][RFC8859]"
ptp,Precision Time Protocol,NORMAL,"[RFC7273, section 4][RFC8859]"
gps,Global Positioning System,NORMAL,"[RFC7273, section 4][RFC8859]"
gal,Galileo,NORMAL,"[RFC7273, section 4][RFC8859]"
glonass,Global Navigation Satellite System,NORMAL,"[RFC7273, section 4][RFC8859]"
local,Local Clock,NORMAL,"[RFC7273, section 4][RFC8859]"
private,Private Clock,NORMAL,"[RFC7273, section 4][RFC8859]"