Reference Guide

522 | Intermediate System to Intermediate System
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Moving to transition and then to another metric style produces different results (Table 26-6, "Metric Value
when Metric Style Changes Multiple Times," in Intermediate System to Intermediate System).
Leaking from One Level to Another
In the following scenarios, each IS-IS level is configured with a different metric style.
Table 26-6. Metric Value when Metric Style Changes Multiple Times
Beginning
metric style
next isis
metric style
resulting isis
metric value Next metric style final isis metric value
wide transition truncated value wide original value is recovered
wide transition transition truncated value wide transition original value is recovered
wide transition truncated value narrow default value (10)
A message is sent to the logging buffer
wide transition transition truncated value narrow transition default value (10)
A message is sent to the logging buffer
Table 26-7. Metric Value with Different Levels Configured with Different Metric Styles
Level-1 metric style Level-2 metric style Resulting isis metric value
narrow wide original value
narrow wide transition original value
narrow narrow transition original value
narrow transition original value
wide narrow truncated value
wide narrow transition truncated value
wide wide transition original value
wide transition truncated value
narrow transition wide original value
narrow transition narrow original value
narrow transition wide transition original value
narrow transition transition original value
transition wide original value
transition narrow original value
transition wide transition original value
transition narrow transition original value
wide transition wide original value
wide transition narrow truncated value
wide transition narrow transition truncated value
wide transition transition truncated value