After the introduction of Portal deployment, the published service permissions will be controlled by Portal permissions. If the IP is used to directly access the service, it will be inaccessible (especially when the single-server deployment environment is converted to the Enterprise deployment environment).
Method one (recommended)
Regardless of whether the published service is a two-dimensional or three-dimensional service, as long as it is shared as everyone's permission in the Portal portal.
The shared service can be directly accessed through ip during the front-end development process.
Access webadaptor without port proxy address:
access server service address with port:
Method Two
You can modify portal permission control to server control by setting permissions in the server admin.