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Background documentation SNC-Protected Communication Paths in SAP Systems  Locate the document in its SAP Library structure

The following components support the use of SNC for connections.

Note

SNC protection only applies to connections that use SAP protocols (dialog, RFC or CPIC) protocols. For Internet protocols, use SSL for protection.

SNC-Protected Communication Paths

From

To

Comment

SAP GUI for Windows or SAP GUI for Java

SAP system application server

 

SAP system application server

SAP lpd

 

External RFC or CPIC program

SAP system application server

Example: SAP Java Connector

SAP system application server

External RFC or CPIC program

Example: SAP Java Connector

SAProuter

SAP system application server

 

SAProuter

SAProuter

 

Internet Transaction Server

SAP system application server

 

You cannot apply SNC protection to the communication path between your application servers and your database. Therefore, we recommend you keep your application and database servers in a secured LAN that is protected with a firewall and SAProuter (see the graphic below).

Network Area Protected with SNC

This graphic is explained in the accompanying text

You can also use SNC between two SAProuters to build a secure tunnel between networks (see the graphic below).

SNC Protection between SAProuters

This graphic is explained in the accompanying text

 

 

 

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