# Ethernet IoT exp. Card is not working with mangoh red

**URL:** <https://mangoh.discourse.group/t/ethernet-iot-exp-card-is-not-working-with-mangoh-red/5024>\
**Category:** IoT Cards\
**Created:** [August 16, 2020, 12:02am UTC](https://mangoh.discourse.group/t/ethernet-iot-exp-card-is-not-working-with-mangoh-red/5024 "2020-08-16T00:02:58Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![jyijyi](https://sea2.discourse-cdn.com/flex016/user_avatar/mangoh.discourse.group/jyijyi/32/997_2.png) [@jyijyi](https://mangoh.discourse.group/u/jyijyi)\
**Post date:** [August 16, 2020, 2:58am UTC](https://mangoh.discourse.group/t/ethernet-iot-exp-card-is-not-working-with-mangoh-red/5024/2 "2020-08-16T02:58:17Z")

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Didn’t you are already doing this?

> [@WP7702 how to enable ethernet IoT card?](https://mangoh.discourse.group/t/wp7702-how-to-enable-ethernet-iot-card/5001/8):
>
> @jyijyi When I type echo 2 \> /sys/class/gpio/export I get an error saying bash: /sys/class/gpio/export: Permission denied How do I get around this?

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