# Is it possible to disable 30011/30012/30013 port on UR10 CB3

**URL:** https://forum.universal-robots.com/t/is-it-possible-to-disable-30011-30012-30013-port-on-ur10-cb3/42013
**Category:** Robot Communication
**Created:** [December 24, 2025, 7:38am UTC](https://forum.universal-robots.com/t/is-it-possible-to-disable-30011-30012-30013-port-on-ur10-cb3/42013 "2025-12-24T07:38:24Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![Tide](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.universal-robots.com/tide/32/7138_2.png) [@Tide](https://forum.universal-robots.com/u/Tide)
#### Post date: [December 24, 2025, 7:38am UTC](https://forum.universal-robots.com/t/is-it-possible-to-disable-30011-30012-30013-port-on-ur10-cb3/42013/1 "2025-12-24T07:38:25Z")

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Hi Forum,

is it possible to disable 30011/30012/30013 ports on UR5 CB3?

the purpose is prevent user to access these ports through TCP/IP with external PC.

Thanks

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<div class="post-metadata">

### Author: ![HungNguyen.HopLong](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.universal-robots.com/hungnguyen.hoplong/32/6617_2.png) [@HungNguyen.HopLong](https://forum.universal-robots.com/u/HungNguyen.HopLong)
#### Post date: [December 25, 2025, 4:34am UTC](https://forum.universal-robots.com/t/is-it-possible-to-disable-30011-30012-30013-port-on-ur10-cb3/42013/2 "2025-12-25T04:34:00Z")

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Hi,

You can prevent users from accessing the port here

 ![image](https://us1.discourse-cdn.com/flex020/uploads/universal_robots/original/2X/5/562bfc8d726676755f2dedbfe2422056dd8c009d.png)

or turn off the interfaces.

 ![image](https://us1.discourse-cdn.com/flex020/uploads/universal_robots/original/2X/a/a93b4e90dfef6475a4e13832daddbad66bfcc4be.png)