The user is a newbie dev trying to test a microservice by setting up and running multiple Eclair lightning nodes on Linux-Kali VMware.The user is encountering a 'Timed out after 30 seconds' error and is unable to connect Eclair nodes to Bitcoin Core.The user has tried to run the channels on Kali Linux vm machine in testnet and regtest, but both have resulted in the same error.The provided Bitcoin Core and Eclair configuration settings for the two instances seem correct. The user is seeking guidance on what might be wrong.