In figure 46, 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 46: Neighborhood of router LOSAng-re1
Figure 47: Sequence numbers of the LSPs produced by 0000.0000.0020.00-00
Figure 48: Sequence numbers of the LSPs produced by 0000.0000.0020.02-00
Figure 49: Evolution of the IGP metric for prefix 198.32.8.94/31 advertised by router