Oracle^® Solaris 11.3 Tunable Parameters Reference Manual

ICMP Tunable Parameters

This section describes parameters related to the Internet control message protocol.

_ipv4_ttl

Description

Controls the time to live (TTL) value in the IPv4 header for outbound ICMP request and error report messages sent over IPv4. For more information, see the description for ttl (IPv4).

Default

64 bytes

Range

1 to 255

Dynamic?

Yes

When to Change

Do not change this value in a normal network environment.

Commitment Level

Unstable

_ipv6_hoplimit

Description

Sets the value of the hop limit in the IPv6 header for the outbound ICMP request and error report messages sent over IPv6. For more information, see the description for hoplimit (IPv6).

Default

60

Range

1 to 255

Dynamic?

Yes

When to Change

Do not change this value in a normal network environment.

Commitment Level

Unstable