# Installation on CentOS 8.1 appeared successful but unable to start

**URL:** <https://community.roonlabs.com/t/installation-on-centos-8-1-appeared-successful-but-unable-to-start/95721>\
**Category:** Support\
**Created:** [February 24, 2020, 3:20am UTC](https://community.roonlabs.com/t/installation-on-centos-8-1-appeared-successful-but-unable-to-start/95721 "2020-02-24T03:20:54Z")\
**Posts on this page:** 1\
**Showing post:** 17

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**Author:** ![noris](https://community.roonlabs.com/user_avatar/community.roonlabs.com/noris/32/161230_2.png) [@noris](https://community.roonlabs.com/u/noris)\
**Post date:** [October 2, 2020, 2:15am UTC](https://community.roonlabs.com/t/installation-on-centos-8-1-appeared-successful-but-unable-to-start/95721/17 "2020-10-02T02:15:00Z")

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Hi @anon72169592,

This thread might be of interest to you:

> [@Enabling IGMP and broadcast in firewalld for Linux Roon server](https://community.roonlabs.com/t/enabling-igmp-and-broadcast-in-firewalld-for-linux-roon-server/82544):
>
> Continuing the discussion from [Android Roon Remote looses connection to Core (daily)](https://community.roonlabs.com/t/android-roon-remote-looses-connection-to-core-daily/61650/46): Ace sleuth @CRo figured out you need to enable IGMP and broadcast networking, and mentioned If you want I can also make some firewalld entries I want wink . I created [a simple firewalld service file for Roon server](https://gist.github.com/skierpage/19d313330a9ac8db0f2a3a3a19fc6b29) that opens the ports it uses (TCP 9100-9200 and UDP 9103); you can add to firewalld with firewall-cmd --permanent --new-service-from-file=/path/to/my/roon-server.xml and then it shows up in th…

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_[View the full topic](https://community.roonlabs.com/t/installation-on-centos-8-1-appeared-successful-but-unable-to-start/95721)._