Flash-Flood - H3C MSR 20-20 Command Reference Manual

Description
Related commands:
Examples

flash-flood

Syntax
View
Parameters
Description
Use the
filter-policy import
routing information.
Use the
undo filter-policy import
incoming routing information.
IS-IS does not filter incoming routing information by default.
In some cases, only the routing information satisfying certain conditions can be
received. You can reference filtering conditions using the filter-policy command.
filter-policy export (IS-IS view).
# Reference ACL 2000 to filter incoming routing information.
<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
flood-count flooding-count: Specifies the maximum number of LSPs to be sent in
the fast-flooding process, ranging from 1 to 15. The default is 5.
max-timer-interval flooding-interval: Specifies the delay interval (in milliseconds)
between when it is enabled and when it begins, ranging from 10 to 50000. The
default is 10.
level-1: Specifies to configure fast-flooding on level-1 only.
level-2: Specifies to configure fast-flooding on level-2 only. If no level is
configured, the fast-flooding will be available on both level-1 and level-2 by
default.
Use the command to enable IS-IS LSP fast flooding and configure
flash-flood
related parameters, including the maximum number of LSPs to be sent and the
delay time before flooding.
Use the
undo flash-flood
Fast flooding is disabled by default.
Using this command can speed up LSP flooding that is triggered by topology
changes, so as to reduce LSDB convergence time.
command to configure IS-IS to filter incoming
command to disable IS-IS from filtering
command to disable fast-flooding.
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