# SECS Definition Language (SDL) file

**URL:** <https://forum.inductiveautomation.com/t/secs-definition-language-sdl-file/15786>\
**Category:** General Discussion\
**Created:** [October 27, 2017, 3:15am UTC](https://forum.inductiveautomation.com/t/secs-definition-language-sdl-file/15786 "2017-10-27T03:15:54Z")\
**Posts on this page:** 1\
**Showing post:** 15

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**Author:** ![dhullett](https://avatars.discourse-cdn.com/v4/letter/d/f6c823/32.png) [@dhullett](https://forum.inductiveautomation.com/u/dhullett)\
**Post date:** [January 12, 2021, 10:00pm UTC](https://forum.inductiveautomation.com/t/secs-definition-language-sdl-file/15786/15 "2021-01-12T22:00:43Z")

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Hi Im actually trying to get S14F1 messages working with a simulation Echo response. Would you have a sample of this functionality?

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