R2511-HP MSR Router Series Layer 3 - IP Routing Configuration Guide(V5)

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Figure 42 Network diagram
Configuration procedure
1. Configure IP addresses for interfaces. (Details not shown.)
2. Configure IS-IS:
# Configure Router A.
<RouterA> system-view
[RouterA] isis 1
[RouterA-isis-1] is-level level-1
[RouterA-isis-1] network-entity 10.0000.0000.0001.00
[RouterA-isis-1] quit
[RouterA] interface serial 2/0
[RouterA-Serial2/0] isis enable 1
[RouterA-Serial2/0] quit
# Configure Router B.
<RouterB> system-view
[RouterB] isis 1
[RouterB-isis-1] is-level level-1
[RouterB-isis-1] network-entity 10.0000.0000.0002.00
[RouterB-isis-1] quit
[RouterB] interface serial 2/0
[RouterB-Serial2/0] isis enable 1
[RouterB-Serial2/0] quit
# Configure Router C.
<RouterC> system-view
[RouterC] isis 1
[RouterC-isis-1] network-entity 10.0000.0000.0003.00
[RouterC-isis-1] quit
[RouterC] interface serial 2/0
[RouterC-Serial2/0] isis enable 1
[RouterC-Serial2/0] quit
[RouterC] interface serial 2/1
[RouterC-Serial2/1] isis enable 1
[RouterC-Serial2/1] quit