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Configuration overview, Configuring ospf globally – H3C Technologies H3C SecPath F1000-E User Manual

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Configuration overview

An OSPF routing domain has different types of routers, such as intra-area routers, ABR, and ASBR. OSPF

can work normally only after being enabled on a router, regardless of the router's type.
Network planning is needed before OSPF configuration on routers. The configurations for routers in an
area are performed on the area basis. Wrong configurations may cause communication failures, even

routing information block or routing loops between neighboring routers.

Table 61 OSPF configuration task list

Task Remarks

Enable OSPF

Configuring OSPF
globally

Required
Enable OSPF on all interfaces.

Import static routes

Configuring OSPF
globally

Optional
Configure OSPF to redistribute static routes.

Configuring OSPF areas

Required
Configure an OSPF area, specify the network segment included in
the area, so as to enable OSPF on the interface attached to the

specified network segment.

NOTE:

This task allows you to configure one or more interfaces in an area.

You need to enable OSPF on the interface whose primary IP address
belongs to the specified network segment; otherwise, OSPF cannot

run on the interface.

Configuring OSPF interfaces

Optional
Configure timers and OSPF authentication parameters on the OSPF
interface.

NOTE:

To prevent leakage of routing information and guard against attacks
to OSPF routers, OSPF provides the packet authentication function. To
establish neighboring relationship with a router, an OSPF router

sends packets containing the preconfigured password for

authentication. OSPF only receives packets that pass authentication,
so failed packets cannot establish neighboring relationships.

Displaying OSPF interface information

Optional

Displaying OSPF neighbor information

Optional

Configuring OSPF globally

1.

Select Network > Routing Management > OSPF from the navigation tree.
The OSPF configuration page appears.