The check of the different steps must be done through the "Deploy" service. Accessible via "SAP Netweaver Administrator"
Access to the NWA will be done through the web environment. The access url will be http (s): //<hostname>:<port>/nwa where <hostname> and <port> should be replaced by the data corresponding to the installation.
You should see a screen like the one shown below:
To check the Techedge B+ SII solution access the "Start and Stop Applications" application, once in the application, filter through the Vendor field with the value "realtech.com":