After you install and configure the CDC Replication Engine for Db2 Database

Once you have installed and configured CDC Replication, you can start using CDC Replication.

Starting the CDC Replication Engine for Db2 Database (Windows)
When you install CDC Replication on a supported Windows server, you can start it manually after the initial configuration. Starting CDC Replication starts the services in Windows. The services will automatically start after a reboot.
Starting the CDC Replication Engine for Db2 Database (UNIX and Linux)
When you install CDC Replication on a supported Linux® or UNIX server, you can issue a command to start it. After installing CDC Replication, start it so that you can create a datastore for this instance in Management Console.
Replicating Db2 Database identity columns
There are a number of issues to consider when replicating the two kinds of DB2® LUW identity columns that the CDC Replication Engine for Db2® Database supports: those which are GENERATED ALWAYS and those which are GENERATED BY DEFAULT.
Stopping the CDC Replication Engine for Db2 Database (Windows)
It may be necessary to stop CDC Replication when you want to change the configuration settings, take a server or database offline for maintenance purposes, or if you want to upgrade CDC Replication. You can use the configuration tool or commands to stop CDC Replication.
Stopping the CDC Replication Engine for Db2 Database (UNIX and Linux)
It may be necessary to stop CDC Replication when you want to change the configuration settings, take a server or database offline for maintenance purposes, or if you want to upgrade CDC Replication. You can use the configuration tool or commands to stop CDC Replication.
Maintaining active TCP connections in a network environment
If your deployment of CDC Replication is in a network environment that uses a firewall, VPN gateway, or local system tools to detect idle TCP connections, it may be necessary to configure the product to prevent these connections from being closed during periods of application inactivity between the source and target.
Performing an external refresh
You can perform a refresh of one or more tables in a subscription using a third-party tool, and still integrate this activity into the refresh while active capability of CDC Replication.
Enabling SQL statements in Management Console
CDC Replication lets you execute SQL statements after it applies a table-level clear or refresh operation to a target table. You can specify these SQL statements in the Additional SQL dialog box in Management Console once you have enabled this feature (it is disabled by default).