[iyunv@model ~]# vi /etc/ansible/hosts
# This is the default ansible
'hosts' file.
#
# It should live
in /etc/ansible/hosts
#
#
- Comments begin with the '#' character
#
- Blank lines are ignored
#
- Groups of hosts are delimited by [header] elements
#
- You can enter hostnames or ip addresses
#
- A hostname/ip can be a member of multiple groups
# Ex
1: Ungrouped hosts, specify before any group headers.
## green.example.com
## blue.example.com
##
192.168.100.1
##
192.168.100.10
# Ex
2: A collection of hosts belonging to the 'webservers' group
## [webservers]
## alpha.example.org
## beta.example.org
##
192.168.1.100
##
192.168.1.110
# If you have multiple hosts following a pattern you can specify
# them like this:
## www[
001:006].example.com
# Ex
3: A collection of database servers in the 'dbservers' group
## [dbservers]
##
## db01.intranet.mydomain.net
## db02.intranet.mydomain.net
##
10.25.1.56
##
10.25.1.57
# Here
's another example of host ranges, this time there are no
# leading 0s: