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strict-syn-check

Syntax



strict-syn-check

Hierarchy Level



[edit security flow tcp-session]

Release Information

Statement introduced in Release 9.4 of JUNOS software.

Description

Enables the strict three-way handshake check for the TCP session. It enhances security by dropping data packets before the three-way handshake is done. By default, strict-syn-check is disabled.

This statement is supported on the SRX-series devices.

Usage Guidelines

For configuration instructions and examples, see the JUNOS Software Security Configuration Guide.

Required Privilege Level

security—To view this statement in the configuration.

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

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