# Unable to connect to Elasticsearch running on an ec2 instance via the public ip

**URL:** <https://discuss.elastic.co/t/unable-to-connect-to-elasticsearch-running-on-an-ec2-instance-via-the-public-ip/51373>\
**Category:** Elasticsearch\
**Created:** [May 31, 2016, 5:56am UTC](https://discuss.elastic.co/t/unable-to-connect-to-elasticsearch-running-on-an-ec2-instance-via-the-public-ip/51373 "2016-05-31T05:56:18Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Piyush\_Paritosh](https://avatars.discourse-cdn.com/v4/letter/p/b5ac83/32.png) [@Piyush\_Paritosh](https://discuss.elastic.co/u/Piyush_Paritosh)\
**Post date:** [May 31, 2016, 5:56am UTC](https://discuss.elastic.co/t/unable-to-connect-to-elasticsearch-running-on-an-ec2-instance-via-the-public-ip/51373/1 "2016-05-31T05:56:18Z")

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Following is my yml file:

[cluster.name](http://cluster.name): elasticsearch-elktest

cloud.aws.access\_key: accesskey

cloud.aws.secret\_key: secretkey

cloud.aws.region: us-west-2

network.host: ec2

network.publish\_host: ""

discovery.type: ec2

discovery.ec2.host\_type: "public\_ip"

discovery.ec2.ping\_timeout: "10s"

discovery.zen.ping.multicast.enabled: false

discovery.zen.ping.unicast.hosts: 0.0.0.0

[discovery.ec2.tag.Name](http://discovery.ec2.tag.Name): "timselktest-ElasticSearch"

network.host: 0.0.0.0

http.cors.enabled: true

http.cors.enabled: true

http.cors.allow-origin: "\*"

on running :

curl -XGET [http://localhost:9200](http://localhost:9200)  
{  
"name" : "La Nuit",  
"cluster\_name" : "elasticsearch",  
"version" : {  
"number" : "2.3.3",  
"build\_hash" : "218bdf10790eef486ff2c41a3df5cfa32dadcfde",  
"build\_timestamp" : "2016-05-17T15:40:04Z",  
"build\_snapshot" : false,  
"lucene\_version" : "5.5.0"  
},  
"tagline" : "You Know, for Search"  
}

But I cant connect to the public ip on port 9200. Please help me

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 5, 2017, 10:47pm UTC](https://discuss.elastic.co/t/unable-to-connect-to-elasticsearch-running-on-an-ec2-instance-via-the-public-ip/51373/2 "2017-07-05T22:47:52Z")

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