Alcatel-Lucent 6850-48 参考指南

OSPF Commands

page 41-58

OmniSwitch CLI Reference Guide

Displays external Link State Advertisements known by this router.

show ip ospf ext-lsdb [linkstate-id ls_id] [router-id router_id] 

The Link state ID. The ID is a unique 32-bit value such as an IP address. 
This number is used as a record in the link state database.

The Router ID. The ID is a unique 32-bit value such as an IP address.

N/A

OmniSwitch 6850, 6855, 9000, 9000E

• This command is used to display the external link state database (LSDB) for the OSPF router.

• This command can be used for OSPF debugging purposes, specifically to narrow down sections of 

attached areas to determine which sections are receiving the specified external LSAs. You may specify 
only the parameters from the area LSDB in which you are interested using the optional command 
parameters.

• See the Related Commands section below to modify the list.

-> show ip ospf ext-lsdb

LS Id         Orig Router-Id     SeqNo      Age     Protocol

-----------------+------------------+----------+--------+----------

198.168.100.100    198.168.100.100      10      100

STATIC 

The Link state ID. The ID is a unique 32-bit value, such as an IP 
address. This number is used as a record in the link state database.

The router ID of the router that originated the external LSDB.

The advertisement sequence number (i.e., a value used to identify old 
and duplicate link state advertisements).

The age of the LSA in seconds. That is, the duration for which this 
entry has existed in the external database.

The type of protocol, if any.