The main issues of design of fiber-optic transmission lines are considered. Features of the design of the FRP with the use of spectral sealing technologies DWDM and CWDM. are noted For university students studying in the specialties "Physics and technology of optical communication", "Multichannel telecommunication systems", "Communication networks and switching systems", "Protected communication systems", as well as for the preparation of bachelors in the field of "Telecommunications" . Recommended for students enrolled in specialities: 210401 - "Physics and technology of optical communication", 210404 - "Multichannel telecommunication systems", 210406 - "Communication networks and switching systems", 210403 - "Protected communication systems", as well as for the preparation of bachelors in the direction 550400 - "Telecommunications" .