How to troubleshoot the FTP error “EAI_NONAME – Neither nodename nor servname provided, or not known” in linux reseller hosting?

FTP is stands for FIle Transfer Protocol.FTP is used to transfer computer files.FTP can also be used to download files or programs from the Internet to your computer.
When you download these files, you are transferring them from other servers through FTP.FTP uses different file transfer modes.ASCII mode is used to transfer the text files from one to another.
When you are experiencing issues using FileZilla to connect via FTP, you can review the error logs for common problems.
FileZilla is one of the popular File Transfer Protocol clients. The FileZilla is an open source and free File Transfer Protocol FTP client which works on all platform like Linux, Windows, and Mac. It used for uploading and downloading files.
Requirements for using FTP :
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1. FTP Client should be installed in the system
2. FTP server address
3. FTP Username and Password
Error :
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Status: Resolving address of ftp.domainame.com
Status: Connection attempt failed with “EAI_NONAME – Neither nodename nor servname provided, or not known”.
Error: Could not connect to server
Solution for the FileZilla Error – “Failed With EAI”
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1.  Go to FileZilla and open the Site Manager.
2.  Click on your Site and you will see that your Host is currently ftp.yourdomainname.com
3. You now need to replace the Hostname with the IP Address.
4. Choose Encryption method explicit FTP over TLS.
5. Enter your username and password.
6. Click connect.
7. If you still having trouble connecting then you can try changing the encryption method from Use explicit FTP over TLS if available to Only use plain FTP (insecure).
Also check the following details at your end.
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1. Check for spelling errors or try using the IP address
2. Check whether the domain is registered or not
3. Ensure the domain is pointed to our server.
This error occurs when you enter a hostname that does not exist. There are several things you can do to fix this problem
Check above details and fix the filezilla error.