1 DNS,SMTP,MIME. 2 DNS: Domain Name System People: many identifiers: m SSN, name, Passport # Internet hosts, routers: m IP address (32 bit) - used for.
1 Application Layer Lecture 6 Imran Ahmed University of Management & Technology.
DNS
2: Application Layer1 Chapter 7 The Application Layer (Cont’d) r Network Security r Domain Name Server r Network management r Applications í File Transfer.
