# Elastic template with mapping type ip

**URL:** <https://community.graylog.org/t/elastic-template-with-mapping-type-ip/14432>\
**Category:** Graylog Central (peer support)\
**Created:** [March 10, 2020, 3:59pm UTC](https://community.graylog.org/t/elastic-template-with-mapping-type-ip/14432 "2020-03-10T15:59:53Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![fangycz](https://avatars.discourse-cdn.com/v4/letter/f/3d9bf3/32.png) [@fangycz](https://community.graylog.org/u/fangycz)\
**Post date:** [March 10, 2020, 3:59pm UTC](https://community.graylog.org/t/elastic-template-with-mapping-type-ip/14432/1 "2020-03-10T15:59:53Z")

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Hi. This is a newbie question, but I didn’t find an answer.  
When I use custom mapping and I will use ip as a type in elastic, GL is presenting fields with this type with the question mark before the property name.

Should I use it? Or should I use a different type in mapping for ip format?

Thx.

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**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/graylog/original/3X/c/7/c7c09c6b5099570133d6502b83f50ba4430de5b6.png) [@system](https://community.graylog.org/u/system)\
**Post date:** [March 24, 2020, 4:00pm UTC](https://community.graylog.org/t/elastic-template-with-mapping-type-ip/14432/2 "2020-03-24T16:00:05Z")

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