There are several prerequisites for implementing applied or request stored procedures.
Understand how you will use asynchronous procedure delivery to meet your application needs. See the Replication Server Design Guide.
Set up a RepAgent for the stored procedure, even if the database contains no primary data (such as when using request functions). See the Replication Server installation and configuration guides for your platform.
Create a function string for user-defined functions for function-string classes for which Replication Server does not generate default function strings. You can use the alter function string command to replace a default function string with one that performs the action your application requires.