DLC_ENABLE_SAP

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This section explains the ioctl subroutine argument structure for enabling a service access point (SAP).

The ioctl subroutine argument structure for enabling a service access point (SAP), dlc_esap_arg, has the following specifics:

  • The function address mask field is not supported.
  • The group address field is not supported.
  • The max_ls field cannot exceed a value of 255.
  • The common SAP flags are not supported.
  • Group SAPs are not supported, so the number of group SAPs and group SAP-n fields are ignored.
  • The local SAP field is not supported and is ignored.
  • The protocol-specific data area is not required.