Mapping APPC/MVS TP Services to LU 6.2 Verbs and CPI Communications
The following table lists the APPC/MVS services for transaction programs, showing the corresponding verbs from the SNA LU 6.2 architecture and the equivalent CPI Communications calls, if any.
| APPC/MVS Service | SNA LU 6.2 Verb | CPI Communications Call |
|---|---|---|
| APPC/MVS TP Conversation Services | ||
| ATBALC6, ATBALC5, ATBALC2 or ATBALLC | (MC_)Allocate | Initialize_Conv (CMINIT), CMALLC) |
| ATBCFM | (MC_)Confirm | Confirm (CMCFM) |
| ATBCFMD | (MC_)Confirmed | Confirmed (CMCFMD) |
| ATBDEAL | (MC_)Deallocate | Deallocate (CMDEAL) |
| ATBEES3 - Error_Extract | (no SNA equivalent) | (no CPI equivalent) |
| ATBFLUS | (MC_)Flush | Flush (CMFLUS) |
| ATBGTA2 or ATBGETA | (MC_)Get_Attributes | Extr_Conv_State (CMECS), Extr_Mode_Name (CMEMN), Extr_Part_LU_Name (CMEPLN), Extr_Sync_Level (CMESL) |
| ATBGETC - Get_Conversation | (no SNA equivalent) | Accept_Conv (CMACCP) |
| ATBGETP or ATBGTP4 | Get_TP_Properties | (no CPI equivalent) |
| ATBGETT | Get_Type | Extr_Conv_Type (CMECT) |
| ATBPOR2 - Post_on_Receipt | (no SNA equivalent) | (no CPI equivalent) |
| ATBPTR | (MC_)Prepare_to_Receive | Prepare_to_Receive (CMPTR) |
| ATBRCVI | (MC_)Receive_Immediate | Receive (CMRCV) |
| ATBRCVW | (MC_)Receive_and_Wait | Receive (CMRCV) |
| ATBRTS | (MC_)Request_to_Send | Req_to_Send (CMRTS) |
| ATBSEND | (MC_)Send_Data | Send_Data (CMSEND) |
| ATBSERR | (MC_)Send_Error | Send_Error (CMSERR) |
| ATBSSO4 | Set_Syncpt_Options | (no CPI equivalent) |
| ATBSTO5 | (no SNA equivalent) | (no CPI equivalent) |
| APPC/MVS Advanced TP Services | ||
| ATBAMR1 - Asynchronous Manager service | (no SNA equivalent) | (no CPI equivalent) |
| ATBTEA1 - Accept_Test | (no SNA equivalent) | (no CPI equivalent) |
| ATBCUC1 or ATBCMCTU - Unauthorized Cleanup_TP service | (no SNA equivalent) | (no CPI equivalent) |
| ATBEXAI - Extract_Information | (no SNA equivalent) | (no CPI equivalent) |
| ATBGTRN - Obtaining the Next Transaction for Multi_Trans | (no SNA equivalent) | (no CPI equivalent) |
| ATBTER1 - Register_Test | (no SNA equivalent) | (no CPI equivalent) |
| ATBRJC2 - Reject_Conversation | (no SNA equivalent) | (no CPI equivalent) |
| ATBRTRN - Restoring the Multi_Trans Environment | (no SNA equivalent) | (no CPI equivalent) |
| ATBSCA2 - Write user data to SMF accounting record. | (no SNA equivalent) | (no CPI equivalent) |
| ATBTEU1 - Unregister_Test | (no SNA equivalent) | (no CPI equivalent) |
| ATBVERS - Version service | (no SNA equivalent) | (no CPI equivalent) |