Messtone":"Application Layer Protocols(DNS,SMTP,POP,FTP,HTTP) update Jul 29,2018, 23:30 By Anand Pandey * Application Layer Protocolsdefines how application processes(clients and servives). running on different end system,pass messages to each other.
In particular,an application layer protocol defines: ·The types of messages, e.g.,request messages and response messages. ·The syntax of the various messages types,i.e.,the fields in messages ans how the fields are delineated.The semantic of
the fields,i.e.,the meaning of the information that the field is supposed to contain; ·Rules for determing when and how process sends messages and responds to messages.
Messtone machines type...