Tag Archives: isis

Default-route in L1 ISIS database

To generate a default-route in L1 database by an L1-only IS Continue reading

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IS-IS : From JUNOS

ISIS – From JUNOS Basic concepts and configuration: Intermediate system to Intermediate system (ISIS) was originally developed for Connectionless Network Protocol (CLNP) and later adapted to support IP. ISIS Levels: Level-2 and Level1. Two routers form Level-2 adjacency when the … Continue reading

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Junos sample ISIS Configuration

root@Juniper> show configuration protocols isis traceoptions { ## to store debug information to file “isis-test” file isis-test; flag all receive detail; ## debug on all isis received packets } export [ route-leak-L2-L1 summary-L1-L2 ]; ## export map for route leak … Continue reading

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