Configuring ospfv3 gr, Network requirements – H3C Technologies H3C SR8800 User Manual

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NextHop : ::1 Preference: 0

Interface : InLoop0 Cost : 0

Destination: 1::/64 Protocol : OSPFv3

NextHop : FE80::200:CFF:FE01:1C03 Preference: 150

Interface : GE3/1/2 Cost : 3

Destination: 2::/64 Protocol : OSPFv3

NextHop : FE80::200:CFF:FE01:1C03 Preference: 150

Interface : GE3/1/2 Cost : 3

Destination: 3::/64 Protocol : Direct

NextHop : 3::2 Preference: 0

Interface : GE3/1/2 Cost : 0

Destination: 3::2/128 Protocol : Direct

NextHop : ::1 Preference: 0

Interface : InLoop0 Cost : 0

Destination: 4::/64 Protocol : Direct

NextHop : 4::1 Preference: 0

Interface : GE3/1/1 Cost : 0

Destination: 4::1/128 Protocol : Direct

NextHop : ::1 Preference: 0

Interface : InLoop0 Cost : 0

Destination: FE80::/10 Protocol : Direct

NextHop : :: Preference: 0

Interface : NULL0 Cost : 0

Configuring OSPFv3 GR

Network requirements

As shown in

Figure 112

, Router A, Router B and Router C that belong to the same AS and the same

OSPFv3 routing domain are GR capable.

Router A acts as the GR Restarter. Router B and Router C are the GR Helpers and synchronize their
LSDBs with Router A through out-of-band (OOB) communication of GR.

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