Use IBM Domino Administrator client to configure the server document. If you plan to have several Enterprise Vault Domino Gateway computers in your Domino domain, repeat the following procedure for each Enterprise Vault Domino Gateway.
To configure server security for the Enterprise Vault Domino Gateway
In the Programmability restrictions Who can section, ensure that the user who will sign the mail templates is displayed in the field Sign agents to run on behalf of the invoker of the agent.
Add the user who will create the Enterprise Vault Domino Gateway mail template to Create master templates.
Repeat steps 1 through 6 for each Enterprise Vault Domino Gateway.