Fast Path to Linux on System z
This chapter describes the Fast Path to Linux on System z function that allows selected TCP/IP applications that are running under z/VSE to communicate with a TCP/IP stack on Linux on System z without the use of a TCP/IP stack on z/VSE.
Linux Fast Path (LFP) was introduced with z/VSE V4.3 for use in a z/VM guest environment. With z/VSE 5.1, support for the use LFP in a z/VM IP Assist (IBM VIA®) environment and in a logical partition (LPAR) environment was added to extend the connectivity options for z/VSE clients. ...

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