Oracle® Solaris 11.2 Tunable Parameters Reference Manual

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Updated: December 2014
 
 

_icmp_err_interval and _icmp_err_burst

Description

Controls the rate of IP in generating ICMP error messages. IP generates only up to _icmp_err_burst IP error messages in any _icmp_err_interval.

The _icmp_err_interval parameter protects IP from denial of service attacks. Setting this parameter to 0 disables rate limiting. It does not disable the generation of error messages.

Default

100 milliseconds for _icmp_err_interval

10 error messages for _icmp_err_burst

Range

0 – 99,999 milliseconds for _icmp_err_interval

1 – 99,999 error messages for _icmp_err_burst

Dynamic?

Yes

When to Change

If you need a higher error message generation rate for diagnostic purposes.

Commitment Level

Unstable