HP A4500A HP DLPI Programmer's Guide - Page 70
DL_ATTACH_REQ, Format, Parameters, State, New State, Response, Reasons for Failure
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DLPI Primitives Local Management Primitives dl_primitive DL_LINK_UP_IND DL_ATTACH_REQ Requests the DLS provider to associate a physical point of attachment (PPA) with a stream. The message consists of one M_PROTO message block, which contains the following structure. Format typedef struct { ulong dl_primitive; ulong dl_ppa; } dl_attach_req_t; Parameters dl_primitive DL_ATTACH_REQ dl_ppa identifier of the physical point of attachment to be associated with the stream. State The message is valid in state DL_UNATTACHED. New State The resulting state is DL_ATTACH_PENDING. Response If the attach request is successful, DL_OK_ACK is sent to the DLS user resulting in state DL_UNBOUND. If the request fails, DL_ERROR_ACK is returned and the resulting state is unchanged. Reasons for Failure DL_BADPPA The specified PPA is invalid. 70 Chapter 2