xmlDoc.network(xmlns: 'urn:opendaylight:controller:network') {
    topologies {
      topology {
        'topology-id'('topId_'+cnt.get())
        
        types()
        nodes {
          node {
            'node-id'('nodeId_'+cnt.get())
            'supporting-ne'('networkId_'+cnt.get())
            'termination-points' {
              'termination-point' {
                'tp-id'('tpId_'+cnt.get())
              }
            }
          }
          node {
            'node-id'('nodeId_'+cnt.get())
            'supporting-ne'('networkId_'+cnt.get())
            'termination-points' {
              'termination-point' {
                'tp-id'('tpId_'+cnt.get())
              }
            }
          }
          node {
            'node-id'('nodeId_'+cnt.get())
            'supporting-ne'('networkId_'+cnt.get())
            'termination-points' {
              'termination-point' {
                'tp-id'('tpId_'+cnt.get())
              }
              'termination-point' {
                'tp-id'('tpId_'+cnt.get())
              }
            }
          }
        }
        links {
          link {
            'link-id'('linkId_'+cnt.get())
            source {
              'source-node'('nodeId_'+cnt.get())
              'source-tp'('tpId_'+cnt.get(false))
            }
            destination {
              'dest-node'('nodeId_'+cnt.get())
              'dest-tp'('tpId_'+cnt.get(false))
            }
          }
          link {
            'link-id'('linkId_'+cnt.get())
            source {
              'source-node'('nodeId_'+cnt.get())
              'source-tp'('tpId_'+cnt.get(false))
            }
            destination {
              'dest-node'('nodeId_'+cnt.get())
              'dest-tp'('tpId_'+cnt.get(false))
            }
          }
        }
      }
    }
    'network-elements' {
      'network-element' {
        'element-id'('ntElementId_'+cnt.get())
      }
      'network-element' {
        'element-id'('ntElementId_'+cnt.get())
      }
    }
  }