3Com 5500-EI PWR Reference Manual page 338

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# Display OSPF neighbor statistics.

<Sysname> display ospf peer statistics

OSPF Process 1 with Router ID 1.1.1.1

Table 4-12 Description on the fields of the display ospf peer statistics command

Priority of a neighbor router

Dead time, in seconds, of neighbor router

Type and number of the local router interface connected to the neighbor router

State of a neighbor router, including

If the neighbor router is a designated router, DR will be attached to the state. If

the neighbor route is a backup designated router, BDR will be attached. If the

neighbor route is neither a DR, nor a BDR, only the state is displayed.

Neighbor Statistics

Attempt Init 2-Way ExStart Exchange Loading Full Total

Initial state for OSPF to establish neighbor relation, which indicates that

OSPF router does not receive the message from a certain neighbor router

within a period of time

It is enabled in an NBMA environment, such as Frame Relay, X.25 or

ATM. It indicates that OSPF router does not receive the message from a

certain neighbor router within a period of time, but still attempts to send

Hello packet to the adjacent routers for their communications with a lower

It indicates that OSPF router has received Hello packet from a neighbor

router, but its IP address is not contained in the Hello packet. Therefore, a

two-way communication between them has not been established.

It indicates that a two-way communication between OSPF router and

neighbor router has been established. DR and BDR can be selected in

this state (or higher state).

In this state, the router determines the sequence number of initial

database description (DD) packet used for data exchange, so that it can

obtain the latest link state information

It indicates that OSPF router sends DD packet to its neighbor routers to

exchange link state information

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