In many enterprise environments, port 11501 is the default port for the or the Citrix HTML5 Video Redirection service. It allows high-definition video to be processed locally on your machine rather than on the remote server, improving performance. 2. Custom Development Environments Developers often use high-range ports (like 11501) for: Microservices : Running a specific part of a larger app. APIs : Testing data exchanges locally.

Some antivirus or endpoint protection suites use local ports to provide a web-based dashboard for the local user or to proxy web traffic for scanning. ⚠️ Troubleshooting "Site Can't Be Reached" https localhost 11501 url

ng serve --ssl --port 11501

First, generate localhost.pem using mkcert . In many enterprise environments, port 11501 is the