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screen

See the following sections:

screen (Security)

Syntax



screen {


             
ids-option screen-name {           



alarm-without-drop;


icmp {


flood {
threshold                      number                
  ;
}


fragment;


ip-sweep {
threshold                      number                
  ;
}


large;
ping-death;
}




ip {
bad-option;
block-frag;
loose-source-route-option;
record-route-option;
security-option;
source-route-option;
spoofing;
stream-option;
strict-source-route-option;
tear-drop;
timestamp-option;
unknown-protocol;
}




limit-session {
destination-ip-based                    number        
        ;
source-ip-based                    number                 ;
}




tcp {
fin-no-ack;
land;


port-scan {
threshold                      number                
  ;
}




syn-ack-ack-proxy {
threshold                      number                
  ;
}


syn-fin;


syn-flood {
alarm-threshold                      number                
  ;
attack-threshold                      number                
  ;
destination-threshold                      number      
            ;
source-threshold                      number                
  ;
timeout  
                   seconds                   ;
}


syn-frag;
tcp-no-flag;
winnuke;
}




udp {


flood {
threshold                      number                
  ;
}


}


}




traceoptions {
file    
             filename                <files                  number          
    > <match                  regular-expression               >
<size                  maximum-file-size         
     > <world-readable | no-world-readable>;
flag    
             flag               ;
}


}


}

Hierarchy Level



[edit security]

Release Information

Statement introduced in Release 8.5 of JUNOS software.

Description

Configure security screen options.

This statement is supported on J-series and SRX-series devices.

Options

screen-name —Name of the screen configured at security screen ids-options level.

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.

screen (Zones)