In figure 66, a black arrow indicates that the IGP metric of the link did not change. A blue arrow indicates that the metric changed, but the link did not fail. A red arrow indicates that the link failed during the monitoring period.
Figure 66: Neighborhood of router ipls-7200-6
Figure 67: Sequence numbers of the LSPs produced by 0000.0000.001d.00-00
Figure 68: Evolution of the IGP metric for prefix 2001:468:ff:587::/64 advertised by router