Lecture TCP-IP protocol suite - Chapter 18: Domain Name System (DNS)

After studying this chapter you will be able to: Understand how the DNS is organized, know the domains in the DNS, know how a name or address is resolved, be familiar with the query and response formats, understand the need for DDNS.

ERROR:connection to 10.20.1.101:9315 failed (errno=111, msg=Connection refused)
ERROR:connection to 10.20.1.101:9315 failed (errno=111, msg=Connection refused)