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Syntax
flash-flood [ flood-count flooding-count | max-timer-interval flooding-interval | [ level-1 | level-2 ] ] *
undo flash-flood [ level-1 | level-2 ]
Default
IS-IS LSP flash flooding is disabled.
Views
IS-IS view
Predefined user roles
network-admin
Parameters
flood-count flooding-count: Specifies the maximum number of LSPs to be flooded before the next SPF
calculation, in the range of 1 to 15. The default is 5.
max-timer-interval flooding-interval: Specifies the delay of the flash flooding, in the range of 10 to
50000 milliseconds. The default is 10.
level-1: Enables flash flooding for level-1.
level-2: Enables flash flooding for level-2.
Usage guidelines
If no level is specified, the command enables IS-IS LSP flash flooding for both Level-1 and Level-2.
Examples
# Enable fast flooding and specify the maximum LSPs to be sent as 10 and the delay time as 100
milliseconds.
<Sysname> system-view
[Sysname] isis 1
[Sysname-isis-1] flash-flood flood-count 10 max-timer-interval 100
graceful-restart
Use graceful-restart to enable IS-IS GR.
Use undo graceful-restart to disable IS-IS GR.
Syntax
graceful-restart
undo graceful-restart
Default
IS-IS GR is disabled.
Views
IS-IS view
Predefined user roles
network-admin
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