Does CA XCOM Data Transport R11 SP01 support I5/OS V7.3? I any maintenance required?
No. You will need CA XCOM™ Data Transport® for IBM iSeries (AS/400) Release 11.0 SP02 which is certified to run on OS I5/OS (IBM i) V7.3. This version can be downloaded from BROADCOM Support
Documentation for SP02 is available at CA XCOM Data Transport for AS/400 - 11.0.02