You can check the function of the Database Manager CLI by executing a DBM server command.
Prerequisites
Creating the Database Manager CLIProcedure
dbmcli -d TST -u dbm,dbm dbm_version
Result
The output should roughly be as follows:
OK
VERSION = 7.2.4
BUILD = DBMServer 7.2.4 Build 009-000-220-192
OS = UNIX
INSTROOT = /usr/sapdb-srv
LOGON = False
CODE = ASCII
SWAP = full