# network unreachable error 51 in MacOS with connection type cli

**URL:** <https://forum.ansible.com/t/network-unreachable-error-51-in-macos-with-connection-type-cli/28152>\
**Category:** Ansible Project\
**Created:** [July 25, 2018, 5:33pm UTC](https://forum.ansible.com/t/network-unreachable-error-51-in-macos-with-connection-type-cli/28152 "2018-07-25T17:33:39Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Eliezer\_Rodriguez](https://avatars.discourse-cdn.com/v4/letter/e/958977/32.png) [@Eliezer\_Rodriguez](https://forum.ansible.com/u/Eliezer_Rodriguez)\
**Post date:** [July 25, 2018, 5:33pm UTC](https://forum.ansible.com/t/network-unreachable-error-51-in-macos-with-connection-type-cli/28152/1 "2018-07-25T17:33:39Z")

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Hi,

This is my first post, I’m trying to keep it as short as possible. Any guidance would be appreciated.

I’m executing this simple playbook to issue a random command on a Nexus OS switch:

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<div class="post-metadata">

**Author:** ![Eliezer\_Rodriguez](https://avatars.discourse-cdn.com/v4/letter/e/958977/32.png) [@Eliezer\_Rodriguez](https://forum.ansible.com/u/Eliezer_Rodriguez)\
**Post date:** [July 27, 2018, 3:13pm UTC](https://forum.ansible.com/t/network-unreachable-error-51-in-macos-with-connection-type-cli/28152/2 "2018-07-27T15:13:37Z")

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Missing info from my previous post:

OS: MacOS Sierra 10.13.6  
Python: 2.7.10  
Ansible: 2.6.1

It seems the error I’m getting is raised by Paramiko, but I don’t have coding experience to figure it out myself.  
Any hint is appreciated.