beautypg.com

LevelOne GTL-2691 User Manual

Page 1506

background image

C

HAPTER

49

| IP Routing Commands

Open Shortest Path First (OSPFv2)

– 1506 –

Net Link States (Area 0.0.0.0)

Link ID ADV Router Age Seq# CkSum

192.168.0.2 192.168.0.2 225 0x80000001 0x9c0f

AS External Link States

Link ID ADV Router Age Seq# CkSum Route Tag

0.0.0.0 192.168.0.2 487 0x80000001 0xd491 E2 0.0.0.0/0 0

0.0.0.0 192.168.0.3 222 0x80000001 0xce96 E2 0.0.0.0/0 0

Console#

The following shows output when using the asbr-summary keyword.

Console#show ip ospf database asbr-summary

OSPF Router with ID (0.0.0.0) (Process ID 1)

ASBR-Summary Link States (Area 0.0.0.1)

LS Age: 0

Options: 0x2 (*|-|-|-|-|-|E|-)

LS Type: ASBR-summary-LSA

Link State ID: 2.1.0.0 (AS Boundary Router address)

Advertising Router: 192.168.2.1

LS Seq Number: 80000001

Checksum: 0x7b67

Length: 28

Network Mask: /0

TOS: 0 Metric: 10

Console#

Table 207: show ip ospf database - display description

Field

Description

OSPF Router

Process with ID

OSPF process ID and router ID. The router ID uniquely identifies the router

in the autonomous system. By convention, this is normally set to one of the

router's IP interface addresses.

Link ID

Either a Router ID or an IP Address; it identifies the piece of the routing

domain that is being described by the advertisement

ADV Router

Advertising router ID

Age

Age of LSA (in seconds)

Seq#

Sequence number of LSA (used to detect older duplicate LSAs)

CkSum

Checksum of the complete contents of the LSA

Link count

Number of interfaces attached to the router

Route

Type 1 or Type 2 external metric (see the

redistribute

command) and route

Tag

Optional tag if defined (see the

redistribute

command)