Not necessarily. Since both services are on the same box, they can use a local IPC mechanism, such as Shared Memory, to communicate.

-Mike


>Thanks.
>Another thing I am not sure. When the Sql server Agent run jobs on the sql server computer, those jobs will make connections with Sql server on the same computer. Those connections (using TCP/IP or name pipe) are decided by the Client Network Utility setting up on that sql server computer. Is this correct?
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>Jim