Version 2 (-V2)

Use the Version 2 adapter command (-V2) to set all message descriptor and option structure version fields to _VERSION_1, which corresponds to IBM® MQ version 2.x.

-V2

If the Version 2 adapter command (-V2) is not specified, the default is _VERSION_2, which corresponds to IBM® MQ version 5.x.

The Version 2 adapter command (-V2) is used with sources and targets.

If the Header adapter command (-HDR) is used in conjunction with the Version 2 adapter command (-V2), then the version information mapped in the header is ignored.