Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?


protocol (Security IDP Signature Attack)


Hierarchy Level


Specify a protocol to match the header information for the signature attack.


The remaining statements are explained separately. See CLI Explorer.

Required Privilege Level

security—To view this statement in the configuration.

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

Release Information

Statement introduced in Junos OS Release 9.3. Statement modified in Junos OS Release 12.3X48-D25 to add ICMPv6 protocol support.