Restoring client-server communications with
Communication Update Package Deployment

If the client-server communications break, you can quickly restore communications by replacing the Sylink.xml file on the client computer. You can replace the Sylink.xml file by deploying a communication update package. Use this method for a large number of computers, for the computers that you cannot physically access easily, or the computers that require administrative access.
  1. In the console, launch the
    Client Deployment Wizard
    .
    Click
    Help > Getting Started Page
    and then under
    Required tasks
    , click
    Install the client software on your computers
    .
  2. In the
    Client Deployment Wizard
    , under
    Communication Update Package Deployment
    , select whether you want a package for Windows or Mac clients, and then click
    Next
    .
  3. Select the group on which you want to apply the policy, and then click
    Next
    .
    For Windows clients only, you can set password protection.
  4. Choose one of the following deployment methods, and then click
    Next
    :
  5. After the communication update package is applied, confirm that the computers successfully communicate with
    Symantec Endpoint Protection Manager
    .