window-scale

Syntax

window-scale {match (equal | greater-than | less-than | not-equal);value window-scale-factor;}

Hierarchy Level

[edit security idp custom-attack attack-name attack-type signature protocol tcp]

Release Information

Statement introduced in Release 9.3 of Junos OS.

Description

Specify the scale factor that the session of the attack will use. The window scale extension expands the definition of the TCP window to 32 bits and then uses a scale factor to carry this 32-bit value in the 16-bit window field of the TCP header.

Options

match (equal | greater-than | less-than | not-equal)—Match an operand.

value window-scale-factor—Match the number of bytes.

Range: 0 through 255

Usage Guidelines

For configuration instructions and examples, see the Junos OS Security Configuration Guide.

Required Privilege Level

security—To view this statement in the configuration.

security-control—To add this statement to the configuration.