The Gloo Portal is able to integrate both with the Gloo Edge Enterprise and with Istio Ingress Gateways.
The following documents will take you through the process of integrating Gloo Portal with either gateway implementation:
Gloo Edge: Install Gloo Portal for Gloo Edge Enterprise
Gloo Mesh Gateway: Install Gloo Portal for Gloo Mesh Gateway
Istio: Install Gloo Portal for Istio Ingress Gateways
After installing the product, you may want to walk through the Concepts and Getting Started guides.