this is possible.
Either you use the "destination=" option in the Call statement; (in
this case the client, user and password of the current system are kept);
or you use the "RfcConnect" statement, e.g.
parameters="ASHOST=gx SYSNR=01 CLIENT=100"
this case you can specify a different client, user name and password, if
necessary. After performing the call you need to reset the RFC connection
since otherwise all
following "Call" statements would continue to use the specified