OpenView Network Node Manager: Designing and Implementing an Enterprise Solution

The Purpose and Use of Delegation

Large corporate networks, and the Internet itself, consist of a large collection of IP networks and subnetworks distributed across a great many geographic sites. Each geography or business entity rules over its management domain. IP addresses are allocated within subnets, devices are allocated names, and these names are assigned to a subdomain. Each management domain administers its own name servers and retains total authority and control over the database entries. Every conceivable device with an IP address should be represented by the DNS servers. The local hostmasters update their name server database as necessary to reflect devices that are new, renamed, or renumbered.

Within a very large corporate network ...