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Ip ospf neighbors display – 3Com 3500 User Manual

Page 564

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564

C

HAPTER

19: O

PEN

S

HORTEST

P

ATH

F

IRST

(OSPF)

ip ospf neighbors

3500

9000

9400

3900
9300

display

For CoreBuilder 9000: Applies to Layer 3 switching modules only.

Displays information about currently defined neighbors in an OSPF area.

Valid Minimum Abbreviation

ip o n d

Fields in the IP OSPF Neighbors Display

Field

Description

Flags

Neighbor identification flags:

D

— Dynamic neighbor

S

— Static neighbor

BDR

— Backup designated router

DR

— Designated router

Example:

[S, BDR] + [D, DR]

is a static neighboring backup

designated router and a dynamic neighboring designated router

Indx

Interface index that corresponds to the interface to which a
neighbor belongs

Neighbor Addr

Interface address of neighbor

Pri

Neighbor’s OSPF router priority

ReqQ

Number of LSAs being requested from neighbor

Router ID

Neighbor’s OSPF router ID

RxQ

Number of LSAs in local retransmit queue to the neighbor

State

Neighbor’s adjacency:

Down

— No recent data received from neighbor, connection

is down.

Attempt

— Only used on nonbroadcast networks. No recent

data received from neighbor (will attempt to contact).

Init

— Have recently seen Hello packet from neighbor;

however, two-way communication has not been established.

Two-way

— Bidirectional communication has been

established.

ExStart

— Taking initial step to create adjacency between

neighboring routers.

Exchange

— Database descriptions are being exchanged.

Loading

— LSA databases are being exchanged.

Full

— Neighboring routers are fully adjacent.

SumQ

Number of LSAs in LSA summary queue for the neighbor