luci/applications/luci-app-ltqtapi/root/usr/share/rpcd/acl.d/luci-app-ltqtapi.json

{
	"luci-app-ltqtapi": {
		"description": "Grant UCI access for luci-app-ltqtapi",
		"read": {
			"uci": [ "telephony" ]
		},
		"write": {
			"uci": [ "telephony" ]
		}
	}
}