protocol (Signature Attack)

Syntax

protocol {icmp {code {match (equal | greater-than | less-than | not-equal);value code-value ;}data-length {match (equal | greater-than | less-than | not-equal);value data-length ;}identification {match (equal | greater-than | less-than | not-equal);value identification-value ;}sequence-number {match (equal | greater-than | less-than | not-equal);value sequence-number ;}type {match (equal | greater-than | less-than | not-equal);value type-value ;}}ip {destination {match (equal | greater-than | less-than | not-equal);value hostname ;}identification {match (equal | greater-than | less-than | not-equal);value identification-value ;}ip-flags {(df | no-df);(mf | no-mf);(rb | no-rb);}protocol {match (equal | greater-than | less-than | not-equal);value transport-layer-protocol-id ;}source {match (equal | greater-than | less-than | not-equal);value hostname ;}tos {match (equal | greater-than | less-than | not-equal);value type-of-service-in-decimal ;}total-length {match (equal | greater-than | less-than | not-equal);value total-length-of-ip-datagram ;}ttl {match (equal | greater-than | less-than | not-equal);value time-to-live ;}}tcp {ack-number {match (equal | greater-than | less-than | not-equal);value acknowledgement-number ;}data-length {match (equal | greater-than | less-than | not-equal);value tcp-data-length ;}destination-port {match (equal | greater-than | less-than | not-equal);value destination-port ;}header-length {match (equal | greater-than | less-than | not-equal);value header-length ;}mss {match (equal | greater-than | less-than | not-equal);value maximum-segment-size ;}option {match (equal | greater-than | less-than | not-equal);value tcp-option ;}sequence-number {match (equal | greater-than | less-than | not-equal);value sequence-number ;}source-port {match (equal | greater-than | less-than | not-equal);value source-port ;}tcp-flags {(ack | no-ack);(fin | no-fin);(psh | no-psh);(r1 | no-r1);(r2 | no-r2);(rst | no-rst);(syn | no-syn);(urg | no-urg);}urgent-pointer {match (equal | greater-than | less-than | not-equal);value urgent-pointer ;}window-scale {match (equal | greater-than | less-than | not-equal);value window-scale-factor ;}window-size {match (equal | greater-than | less-than | not-equal);value window-size ;}}udp {data-length {match (equal | greater-than | less-than | not-equal);value data-length ;}destination-port {match (equal | greater-than | less-than | not-equal);value destination-port ;}source-port {match (equal | greater-than | less-than | not-equal);value source-port ;}}}

Hierarchy Level

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

Release Information

Statement introduced in Release 9.3 of Junos OS.

Description

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

Options

The remaining statements are explained separately.

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.