ssh: Could not resolve hostname github.com: Name or service not known; fatal: The remote end hung up unexpectedly

Question

The process of setting up a GitHub account works just fine but it doesn\'t work when I try pushing my repository to GitHub. The error message it shows is as follows:

Answer 1

On centos 7

1. check ip address using command ifconfig. you will get information like this

   ens33: flags=****  mtu ****
   
   inet ***.***.***.***  netmask ***.***.***.0  broadcast ***.***.***.***
   

2. add inet ip address and hostname in file /etc/hosts

   a. open file vi /etc/hosts

   b. add ip and host like ip_address hostname hostname

3. reboot

It will attach ip and host.