| Offsets | Name | Length | Format | Description | |
|---|---|---|---|---|---|
| 0 | 0 | S42CCID | 4 | binary | Logical session ID. |
| 4 | 4 | S42CCRQS | 2 | EBCDIC | Request type: ‘CC’ = Concurrent Copy. |
| 6 | 6 | S42CCTS | 1 | EBCDIC | Termination status: ‘N’ = normal |
| 7 | 7 | * | 1 | Reserved. | |
| 8 | 8 | S42CCJNM | 8 | EBCDIC | Invoking jobname. |
| 16 | 10 | S42CCJNO | 8 | EBCDIC | Invoking job number. |
| 24 | 18 | S42CCSST | 8 | binary | Session start TOD. |
| 32 | 20 | S42CCEIT | 8 | binary | Initialization end TOD. |
| 40 | 28 | S42CCSET | 8 | binary | Session end TOD. |
| 48 | 30 | S42CCSSO | 4 | binary | Offset to first SSID (storage subsystem identifier) header. |
| 52 | 34 | S42CCSSN | 2 | binary | Number of SSIDs for session. |
| 54 | 36 | S42CCSSL | 2 | binary | Length of SSID header. |
| 56 | 38 | * | 8 | Reserved. | |