Connection problem to Cambridge 851N endpoint

[noris]

Hi @KelFab,

Does this thread by any chance help with configuring the firewall?

Enabling IGMP and broadcast in firewalld for Linux Roon server

Continuing the discussion from Android Roon Remote looses connection to Core (daily): 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 . I created a simple firewalld service file for Roon server 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…