z/OS Communications Server: IP Programmer's Guide and Reference
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Programming requirements for the SO_CLUSTERCONNTYPE socket option

z/OS Communications Server: IP Programmer's Guide and Reference
SC27-3659-02

You can use the following APIs to retrieve connection routing information using the SO_CLUSTERCONNTYPE socket option:

  • UNIX System Services Assembler Callable Service (BPX1IOC or BPX4IOC)
  • TCPIP C socket API [getsockopt()]
Restriction: The following APIs are not supported for the SO_CLUSTERCONNTYPE socket option:
  • Language Environment® C/C++ socket
  • X/Open Transport Interface (XTI)
  • Pascal API
  • Macro API (EZASMI)
  • CALL instruction API (EZASOKET) supporting COBOL, PL/I, and System/370 assembler languages
  • REXX socket API
  • CICS® C socket calls
  • CICS CALL instruction API (EZASOKET - by including EZACICAL or EZACICSO)
  • IMS™ CALL instruction API (EZASOKET)
Parent topic: Trusted TCP connections

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