Oracle Solaris Tunable Parameters Reference Manual

tcp_tstamp_if_wscale

Description

If this parameter is set to 1, and the window scale option is enabled for a connection, TCP also enables the timestamp option for that connection.

Default

1 (enabled)

Range

0 (disabled) or 1 (enabled)

Dynamic?

Yes

When to Change

Do not change this value. In general, when TCP is used in high-speed network, protection against sequence number wraparound is essential. Thus, you need the timestamp option.

Commitment Level

Unstable