Merge pull request 0xPolygon#655 from 0xsajal/patch-1

Update port-management.md

Author: hsutaiyu

docs/pos/reference/port-management.md

@@ -18,10 +18,5 @@ This guide provides a detailed list of default ports used across Bor and Heimdal
 | Name                   | Port  | Tags                      | Description                                                                                         |
 | ---------------------- | ----- | ------------------------- | --------------------------------------------------------------------------------------------------- |
 | Network Listening Port | 26656 | Public                    | Port used by Heimdall for peer connections and synchronization.                                     |
-| RPC Server             | 8545  | Can be Public, Internal   | RPC port for sending transactions and fetching data. Heimdall uses this port to obtain Bor headers. |
-| WebSocket Server       | 8546  | Can be Public, Internal   | WebSocket port for real-time updates.                                                               |
-| GraphQL Server         | 8547  | Internal                  | GraphQL port for querying data.                                                                     |
-| Prometheus Server      | 9091  | Can be Public, Monitoring | Prometheus APIs for Grafana data source. Can be mapped to ports 80/443 via an Nginx reverse proxy.  |
-| Grafana Server         | 3001  | Can be Public, Monitoring | Grafana web server. Can be mapped to ports 80/443 via an Nginx reverse proxy.                       |
-| Pprof Server           | 7071  | Internal, Monitoring      | Pprof server for collecting Heimdall metrics.                                                       |
-| UDP Discovery          | 30301 | Can be Public, Internal   | Default port for Bootnode peer discovery.                                                           |
+| RPC Server             | 1317  | Can be Public, Internal   | RPC port for sending transactions and fetching data. Bor uses this port to interact with Heimdall.  |
+