192.0.2.1/32
                      +----------+
                      | R1       |
                      +----------+
                        |       |
                        |link1  |
                        |       |link2
                       +----------+
                       | R2       |  192.0.2.2/32
                       +----------+
                link3 *   |   *    * link4
                     *    |   *     *
                    *link5|   *      *
     192.0.2.4/32  *      |   *link6  *  192.0.2.5/32
        +-----------+     |   *     +-----------+
        | R4        |     |   *     | R5        |
        +-----------+     |   *     +-----------+
                   *      |   *      *       +
            link10  *     |   *     *link7   +
                     *    |   *    *         +
                     +-----------+   +-----------+
        192.0.2.3/32 | R3        |   |R6         |192.0.2.6/32
                     +-----------+   +-----------+
                      |         |
                      |link8    |
                      |         |link9
                     +-----------+
                     | R8        |  192.0.2.8/32
                     +-----------+