Maybe Corocync is not using peer communication? Could you check someway the packet source address .. if it’s form localhost just allow, other check permissions I know is not ideal but will solve a tot of production issues in the meanwhile.
> On 12 Nov 2020, at 23:20, Alejandro Taboada <alejandro.tabo...@altipeak.com> > wrote: > > <PastedGraphic-1.png>
