Reference v4.1.0 Instruction Manual

1306 Network OS Command Reference

53-1003115-01

tcp burstrate

Sets the threshold for the burst rate of TCP traffic, and defines the lockout time once that

threshold is passed.

Synopsis tcp burstrate packet lockup seconds

no tcp burstrate

Operands packet The maximum number of packets allowed over five seconds. Range is from 1

through 100000.

lockup seconds Sets the number of seconds to lock up the port. Range is from 1 through

3000.

Defaults This feature is disabled.

Command Modes Global configuration mode

Description To protect against TCP SYN attacks, you can configure the Brocade device to drop TCP SYN packets

when excessive numbers are encountered. You can set threshold values for TCP SYN packets that

are targeted at the router itself or passing through an interface, and drop them when the

thresholds are exceeded.

This command sets the threshold for the burstrate, and defines the lockout time once that

threshold is passed.

Usage Guidelines None

Examples None