94 Data Sharing in a Nutshell
5.3 Dynamic virtual IP addressing (DVIPA)
For data sharing groups in a TCP/IP network, DVIPA is the recommended
approach to meeting the objectives of dynamic workload balancing. The goal is
to make the members of the data sharing group easily accessible for requests
from the network while making minimal changes to the network clients.
Network requesters do not have to change
In a non-data sharing environment, network requesters will specify a location
name for database access and either an IP address or a domain name,
preferably both, for the network access to the server where the database resides.
In a data sharing environment, the location name should be the same as the
location name of the originating DB2 member ...