The invention discloses a converged communication terminal with optical fiber signal self-encoding and decoding, and belongs to the field of converged communication terminals, and the converged communication terminal comprises a mounting box, the front end and the rear end of the mounting box are respectively provided with an opening, the opening in the front side is provided with a connecting panel unit, and the opening in the rear side is provided with a drying assembly; the protection unit comprises a dismounting strip, a fixing bolt, a protection strip, a connecting strip, an arc-shaped lifting handle, a protection bottom frame, ventilation holes and ventilation grooves, the bottom of the mounting box is fixedly connected with the protection bottom frame, the ventilation holes communicating with the interior are formed in the front side and the rear side of the protection bottom frame correspondingly, and the ventilation grooves are formed in the bottoms of the two sides of the protection bottom frame correspondingly; according to the invention, the installation box of the converged communication terminal can be protected and prevented from being damaged, the front end of the converged communication terminal can be lifted, various plugs can be conveniently plugged and unplugged, the interior can be buffered, internal electrical elements are prevented from being loosened or damaged due to vibration, the heat dissipation effect is improved, the interior is prevented from being moist, and the use firmness is improved.