Merge pull request #215 from nacos-group/Fixed_issue_214

Fixed Readme error #214

README.md

@@ -24,7 +24,7 @@ This project contains a Docker image meant to facilitate the deployment of [Naco
 ## Quick Start
 
 ```shell
-docker run --name nacos-quick -e MODE=standalone -p 8849:8848 -d nacos/nacos-server:2.0.2
+docker run --name nacos-quick -e MODE=standalone -p 8848:8848 -p 9848:9848 -d nacos/nacos-server:2.0.2
 ```
 
 
@@ -71,7 +71,8 @@ Run the following command：
 * Service registration
 
   ```powershell
-  curl -X PUT 'http://127.0.0.1:8848/nacos/v1/ns/instance?serviceName=nacos.naming.serviceName&ip=20.18.7.10&port=8080'
+  curl -X POST 'http://127.0.0.1:8848/nacos/v1/ns/instance?serviceName=nacos.naming.serviceName&ip=20.18.7.10&port=8080'
+
   ```
 
 * Service discovery