# Unable to add remote cluster for CCS **URL:** \ **Category:** Elasticsearch\ **Tags:** ccs-cross-cluster-search\ **Created:** [September 17, 2021, 9:31pm UTC](https://discuss.elastic.co/t/unable-to-add-remote-cluster-for-ccs/284519 "2021-09-17T21:31:56Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![Tosh](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/tosh/32/29269_2.png) [@Tosh](https://discuss.elastic.co/u/Tosh)\ **Post date:** [September 17, 2021, 10:18pm UTC](https://discuss.elastic.co/t/unable-to-add-remote-cluster-for-ccs/284519/2 "2021-09-17T22:18:31Z")
@DavidTurner this thread is related to the post that you had commented on : > [@Unable to add remote cluster for CCS](https://discuss.elastic.co/t/unable-to-add-remote-cluster-for-ccs/264637): > > I am simply spinning up two Elasticsearch instances in the same machine and trying to add one as a remote cluster to the other one. Settings for cluster\_one (only the relevant part): transport.port: 9307 http.port: 9207 xpack.security.enabled: false Port settings for cluster\_two: transport.port: 9357 http.port: 9257 xpack.security.enabled: false cluster: remote: cluster\_one: seeds: 127.0.0.1:9307 Here's the document I want to search in cl… --- _[View the full topic](https://discuss.elastic.co/t/unable-to-add-remote-cluster-for-ccs/284519)._