github.com/outbrain/consul@v1.4.5/website/source/docs/install/ports.html.md (about) 1 --- 2 layout: "docs" 3 page_title: "Required Ports" 4 sidebar_current: "docs-install-ports" 5 description: |- 6 Before starting Consul it is important to have the necessary bind ports accessible. 7 --- 8 9 # Required Ports 10 11 Before running Consul, you should ensure the following bind ports are accessible. 12 13 14 | Use | Default Ports | 15 | --------------------------------- | ---------------- | 16 | DNS: The DNS server | 8600 | 17 | HTTP: The HTTP API | 8500 | 18 | HTTPS: The HTTPs API | disabled (8501)* | 19 | gRPC: The gRPC API | disabled (8502)* | 20 | LAN Serf: The Serf LAN port. | 8301 | 21 | Wan Serf: The Serf WAN port | 8302 | 22 | server: Server RPC address | 8300 | 23 | Sidecar Proxy Min: Inclusive min port number to use for automatically assigned sidecar service registrations. | 21000 | 24 | Sidecar Proxy Max: Inclusive max port number to use for automatically assigned sidecar service registrations. | 21255 | 25 26 *For `HTTPS` and `gRPC` the ports specified in the table 27 are recommendations. 28 29 Note, the default ports can be changed in the [agent configuration](/docs/agent/options.html#ports).