# Logstash Config Variables

**URL:** <https://discuss.elastic.co/t/logstash-config-variables/72203>\
**Category:** Logstash\
**Created:** [January 19, 2017, 6:08pm UTC](https://discuss.elastic.co/t/logstash-config-variables/72203 "2017-01-19T18:08:34Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![kopacko](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/kopacko/32/10733_2.png) [@kopacko](https://discuss.elastic.co/u/kopacko)\
**Post date:** [January 19, 2017, 6:08pm UTC](https://discuss.elastic.co/t/logstash-config-variables/72203/1 "2017-01-19T18:08:34Z")

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In the **logstash.yml** file, there is a line:

> node.name:

Is this field, node.name a variable that can be used within Logstash config files?

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<div class="post-metadata">

**Author:** ![magnusbaeck](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/magnusbaeck/32/44943_2.png) [@magnusbaeck](https://discuss.elastic.co/u/magnusbaeck)\
**Post date:** [January 20, 2017, 6:48am UTC](https://discuss.elastic.co/t/logstash-config-variables/72203/2 "2017-01-20T06:48:36Z")

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No, I don't think so.

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [February 17, 2017, 6:49am UTC](https://discuss.elastic.co/t/logstash-config-variables/72203/3 "2017-02-17T06:49:00Z")

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