3com S7906E Guide De Référence

 

1-29 

ip-prefix ip-prefix-name: Specifies the name of an IP prefix list that is used to filter routes calculated 

from received LSPs, a string of 1 to 19 characters. For IP prefix list configuration information, refer to 

Routing Policy commands in the IP Routing Volume. 

route-policy  route-policy-name: Specifies the name of a routing policy that is used to filter routes 

calculated from received LSPs, a string of 1 to 19 characters. For routing policy configuration 

information, refer to Routing Policy commands in the IP Routing Volume. 

Use the filter-policy import command to configure IS-IS to filter routes calculated from received LSPs.  

Use the undo filter-policy import command to disable IS-IS from filtering routes calculated from 

received LSPs. 

IS-IS does not filter routes calculated from received LSPs by default. 

Related commands: filter-policy export. 

# Reference ACL 2000 to filter routes calculated from received LSPs. 

<Sysname> system-view 

[Sysname] isis 

[Sysname-isis-1] filter-policy 2000 import 

flash-flood [ flood-count flooding-count | max-timer-interval flooding-interval | [ level-1 | level-2 ] ] * 

undo flash-flood [ level-1 | level-2 ] 

IS-IS view 

2: System level 

flood-count flooding-count: Specifies the maximum number of LSPs to be flooded before the next SPF 

calculation, ranging from 1 to 15. The default is 5. 

max-timer-interval flooding-interval: Specifies the delay (in milliseconds) of the flash flooding, ranging 

from 10 to 50000. The default is 10.  

level-1: Enables flash flooding for level-1.  

level-2: Enables fast-flooding for level-2.  

Use the flash-flood command to enable IS-IS LSP flash flooding.  

Use the undo flash-flood command to disable IS-IS LSP flash flooding. 

IS-IS LSP flash flooding is disabled by default. 

If no level is specified, the command enables IS-IS LSP flash flooding for both Level-1 and Level-2.