127.0.0.1 VM-16-9-centos VM-16-9-centos 127.0.0.1 localhost.localdomain localhost 127.0.0.1 localhost4.localdomain4 localhost4 ::1 VM-16-9-centos VM-16-9-centos ::1 localhost.localdomain localhost ::1 localhost6.localdomain6 localhost6