module ietf-network {
    yang-version 1;
    namespace "urn:ietf:params:xml:ns:yang:ietf-network";
    prefix nd;

    revision 2015-12-08 {
       description
         "Initial revision.
          NOTE TO RFC EDITOR: Please replace the following reference
          to draft-ietf-i2rs-yang-network-topo-02 with
          RFC number when published (i.e. RFC xxxx).";
    }

    container networks {
        list network {
            key "network-id";
            leaf network-id {
                type string;
            }
            list node {
                key "node-id";
                leaf node-id {
                    type string;
                }
            }
        }
    }
}