To help you understand the differences between NIS and NIS+, Table 22 compares the features of the two programs.
|Capability||NIS Features||NIS+ Features|
|Database||Centralized for each independent network domain.||Partitioned into directories to support each network subset or autonomous domain.|
|Data storage||Multiple bicolumn maps with key-value pairs.||Multicolumn tables with multiple searchable columns.|
|Replication||Minimum of one replica server per IP subnetwork.||Each replica server can serve clients on multiple IP subnets.|
|Update privileges||Requires superuser privileges on the master server.||Performed remotely by authorized administrators; no superuser ...|