# TCP connection error , port 443 N: Connect failed errno=13

**URL:** <https://forum.legato.io/t/tcp-connection-error-port-443-n-connect-failed-errno-13/5276>\
**Category:** Legato Application Framework\
**Created:** [June 29, 2020, 6:33am UTC](https://forum.legato.io/t/tcp-connection-error-port-443-n-connect-failed-errno-13/5276 "2020-06-29T06:33:47Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.legato.io/jyijyi/32/822_2.png) [@jyijyi](https://forum.legato.io/u/jyijyi)\
**Post date:** [June 29, 2020, 11:11am UTC](https://forum.legato.io/t/tcp-connection-error-port-443-n-connect-failed-errno-13/5276/8 "2020-06-29T11:11:32Z")

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I will make a try tomorrow, my first thought is similar issue to this one

> [@Ssh tunnel : permission denied](https://forum.legato.io/t/ssh-tunnel-permission-denied/5177):
>
> Hello everyone, I’ve an application [myapp] in legacy C comming from another product. It’s not sandboxed but I’ve a permission issue when I ask it to make an ssh tunnel. I was able to reproduce only without any software code : in /home/root : create a test.sh script - with 755 permissions. #!/bin/sh cd /home/root; export DROPBEAR\_PASSWORD="\<mypassword\>"; /usr/bin/ssh -N -R 60000:localhost:22 \<myUser\>@192.168.2.3 then run it in app context : root@swi-mdm9x28-wp:~# app runProc myapp --exe=/…

Btw, if you change the line ./mylegacyapp to use curl command, does it work?

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