# Docker Logstash Error: Cannot assign requested address

**URL:** <https://discuss.elastic.co/t/docker-logstash-error-cannot-assign-requested-address/306711>\
**Category:** Logstash\
**Tags:** docker\
**Created:** [June 8, 2022, 2:30pm UTC](https://discuss.elastic.co/t/docker-logstash-error-cannot-assign-requested-address/306711 "2022-06-08T14:30:52Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![leandrojmp](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/leandrojmp/32/107231_2.png) [@leandrojmp](https://discuss.elastic.co/u/leandrojmp)\
**Post date:** [June 8, 2022, 3:08pm UTC](https://discuss.elastic.co/t/docker-logstash-error-cannot-assign-requested-address/306711/2 "2022-06-08T15:08:37Z")

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> [@Francesco66](#):
>
> ```auto
> input { 
> tcp { 
> host => "9.30.118.124"
> port => 8081 
> }
> }
> 
> ```

In the `host` option you can only use an IP address that is available in the container.

You should remove the `host` option or set it to `0.0.0.0` so Logstash will bind to the private IP of the container and your docker host will redirect the requests to it.

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_[View the full topic](https://discuss.elastic.co/t/docker-logstash-error-cannot-assign-requested-address/306711)._