Microsoft Exchange connection types and port numbers
Item |
Connection type |
Default port number |
UI where you can configure the connection |
|---|---|---|---|
RPC endpoint mapper |
TCP |
135 |
For more information, visit support.microsoft.com to read article 270836. |
Microsoft® Exchange System Attendant service |
TCP |
— |
For more information, visit support.microsoft.com to read article 270836. |
NSPI service |
TCP |
— |
For more information, visit support.microsoft.com to read article 270836. |
Microsoft Exchange Information Store service |
TCP |
— |
For more information, visit support.microsoft.com to read article 270836. |
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Sametime connection type and port number