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Defaults seconds = 10; level-1 (if not otherwise specified)
Command
Modes
INTERFACE
Command
History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.5(0.1) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.3.11.1 Introduced on the Z9000.
Usage
Information
Hello packets are held for a length of three times the value of the hello interval. To
conserve bandwidth and CPU usage, use a high hello interval seconds. Use a low
hello interval seconds for faster convergence (but uses more bandwidth and CPU
resources).
Related
Commands
isis hello-multiplier — specifies the number of IS-IS hello packets a neighbor must
miss before the router declares the adjacency as down.
isis hello-multiplier
Specify the number of IS-IS hello packets a neighbor must miss before the router declares the adjacency
down.
Z9500
Syntax
isis hello-multiplier multiplier [level-1 | level-2]
To return to the default values, use the no isis hello-multiplier
[multiplier] [level-1 | level-2] command.
Parameters
multiplier Specifies an integer that sets the multiplier for the hello
holding time. Never configure a hello-multiplier lower than
the default (3). The range is from 3 to 1000. The default is 3.
level-1 (OPTIONAL) Select this value to configure the hello multiplier
independently for Level 1 adjacencies. This value is the
default.
Intermediate System to Intermediate System (IS-IS)
1087