what does comm. error scrounging when you delivery fax on a HP Laser Jet 3055?

what does comm. error scrounging when you delivery fax on a HP Laser Jet 3055?

some error beside comm port where the HP Laser Jet 3055 is connected i guess, stipulation more details
communication error, its either the printer is have a connection prob or the bits that receive up the fax are breaking up or maybe a portion of the expected fax is lost during transit