Users Guide
To return to the default values, use the no isis hello-interval [seconds] [level-1 |
level-2] command.
Parameters
seconds Allows you to set the length of time between hello packet transmissions. The range
is from 1 to 65535. The default is 10.
level-1 (OPTIONAL) Select this value to congure the hello interval for Level 1. This value
is the default.
level-2 (OPTIONAL) Select this value to congure the hello interval for Level 2.
Defaults seconds = 10; level-1 (if not otherwise specied)
Command Modes INTERFACE
Command History
This guide is platform-specic. 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
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
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 — species 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.
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.
Intermediate System to Intermediate System (IS-IS)
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