You can create and edit transmission rules in Sybase Central.
Start Sybase Central:
Choose Start > Programs > SQL Anywhere 10 > Sybase Central.
From Connections, choose Connect with QAnywhere 10.
Specify an ODBC data source name or file, and a user ID and password if required. Click OK.
From Server Store Tasks, click Change Properties of this Message Store.
The Properties dialog appears.
Open the Transmission Rules tab and select Customize the Default Transmission Rules.
Click New to add a rule.
The Rule Editor appears.
Add conditions either by typing them into the text field or by choosing Message Variables or Status Constants from the dropdown lists.
Click OK to exit.