
175dynamiC Host serviCe and name serviCe
changes its location, its IP address gets altered as well. In such a case, Dynamic DNS
can be used to reduce the workload of the network administrator. With the dynamic
DNS service, DNS clients register themselves in a DNS server. ere is no need for
the network administrator to manually enter the records into a DNS zone. For the
DNS zone, the network administrator can enable or disable dynamic updates. By
default, dynamic updates are applied to Type A DNS records. e network adminis-
trator can congure a DNS zone to be dynamically updated securely or nonsecurely.
A DNS zone can also be congured to no ...