Added Network Backups to show using validated content to back up network devices (#214)

Co-authored-by: Todd Ruch <truch@redhat.com>

network/hosts

@@ -0,0 +1,42 @@
+[ios]
+sandbox-iosxe-latest-1.cisco.com
+
+[ios:vars]
+ansible_network_os=cisco.ios.ios
+ansible_password=C1sco12345
+ansible_ssh_password=C1sco12345
+ansible_port=22
+ansible_user=admin
+
+[iosxr]
+sandbox-iosxr-1.cisco.com
+
+[iosxr:vars]
+ansible_network_os=cisco.iosxr.iosxr
+ansible_password=C1sco12345
+ansible_ssh_pass=C1sco12345
+ansible_port=22
+ansible_user=admin
+
+[nxos]
+sbx-nxos-mgmt.cisco.com
+sandbox-nxos-1.cisco.com
+
+[nxos:vars]
+ansible_network_os=cisco.nxos.nxos
+ansible_password=Admin_1234!
+ansible_ssh_pass=Admin_1234!
+ansible_port=22
+ansible_user=admin
+
+[routers]
+sbx-nxos-mgmt.cisco.com
+sandbox-nxos-1.cisco.com
+sandbox-iosxr-1.cisco.com
+sandbox-iosxe-latest-1.cisco.com
+
+[routers:vars]
+ansible_connection=ansible.netcommon.network_cli
+
+[webservers]
+reports ansible_host=ec2-18-118-189-162.us-east-2.compute.amazonaws.com ansible_user=ec2-user