gistfile1.txt

[root@salt salt]# cat cssd.sls 
{% if grains["os"] == "RedHat" and grains["osmajorrelease"] == "6" %}

/etc/sysconfig/network:
    file.managed:
        - name: /etc/sysconfig/network
        - user: root
        - group: root
        - mode: 644
        - makedirs: True

    file.append:
        - text:
            - "NETWORKING_IPv6=\"no\""

{% endif %}
[root@salt salt]# 
[root@salt salt]# 
[root@salt salt]# 
[root@salt salt]# salt nagios.sam.example.edu state.sls cssd
nagios.sam.example.edu:
    Data failed to compile:
----------
    ID '/etc/sysconfig/network' in SLS 'cssd' contains multiple state declarations of the same type

{% if grains["os"] == "RedHat" and grains["osmajorrelease"] == "6" %}

manage_sysconfig_network:
  file.managed:
    - name: /etc/sysconfig/network
    - user: root
    - group: root
    - mode: 644
    - makedirs: True

update_sysconfig_network:
  file.append:
    - name: /etc/sysconfig/network
    - text:
      - "NETWORKING_IPv6=\"no\""