There are several synonyms for the term "normal routing protocol." Some of the commonly used synonyms include traditional routing protocol, standard routing protocol, and conventional routing protocol. These terms refer to the typical routing protocol used in network communication, which involves forwarding data packets from one network node to another based on the best available path. Other synonyms for this term may include classic routing protocol, usual routing protocol, and regular routing protocol. Regardless of the name used, the purpose of a normal routing protocol remains the same, which is to optimize the routing of data packets in a given network configuration.