# ZOS : IPL

<a2s>
                               .------------------------------------.  
                               | IPLPARM(LOAD)                      |
                               .------------------+-----------------.
                                                  |
                             '--------------------+-------------------'
                             |                                        |
          .------------------+-----------------.   .------------------+-----------------.
          | SYSPARM=00                         |   | IEASYM=00                          |
          .------------------+-----------------.   .------------------------------------.
                             |
          .------------------+-----------------.  
          | SYS1.PARMLIB (IASYS0)              |
          .------------------+-----------------.
                             |
          .------------------+-----------------. 
          | SYS1.PARMLIB (COMMAND0)            |
          |              S JES2                |
          .------------------+-----------------.
                             |
          .------------------+-----------------.  
          | BBI - S VTAM                       |
          |       S TCPIP                      |
          |       $SLGN1 (JES2/VTAM interface) |
          .------------------+-----------------.
                             |
          '------------------+-----------------'
          |                                    |
.---------+----------------.   .---------------+----------.
| CPAC - VTAMLSR (ACSTR00) |   | CPAC - PROCLIB (TCPIP)   |
.---------+----------------.   .---------------+----------.
          |                                    | 
.---------+-----------------.   .--------------+-----------.
| CPAC - VTAMLST (ATCCON01) |   | TCPIP - TCPARM (PROFILE) |
.---------------------------.   .--------------------------.
</a2s>