@shofialau Thank you for bringing this to our Community. Did you get help on this?  I am getting this error, so I cant continue installation. I am using RHEL 8 btw. Sanity Check: Since you are installing, I am under the impression that your version of CM/CDP is compatible with RHEL8. Please consider reviewing our Interactive Cloudera Support Matrix. https://supportmatrix.cloudera.com/ Also, The highlighted ERROR snip indicates the concerned CM agent is unable to send HB to the CM Server.  Is this happening to only one CM agent or multiple ones? Additionally, Have you checked the networking parameters of this node as mentioned in the previous update? Let us know how it goes. V ... View more

@SyedWasi Thank you for bringing this to our community. Since you are building a PoC(Proof-of-Concept), and this forum is mostly related to technical questions on using Cloudera Lineup, I highly recommend you discussing potential partnership with our Sales Executives. https://www.cloudera.com/contact-sales.html If you still need help, Please feel free to update this thread, so I can have our team approach you. V Did I answer your question? If yes, Make sure to mark the answer as the accepted solution. If you find my reply useful, you can thank me by clicking on the thumbs-up button. ... View more