TCPFlagField - AWS Network Firewall
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TCPFlagField

TCP flags and masks to inspect packets for, used in stateless rules MatchAttributes settings.

Contents

Flags

Used in conjunction with the Masks setting to define the flags that must be set and flags that must not be set in order for the packet to match. This setting can only specify values that are also specified in the Masks setting.

For the flags that are specified in the masks setting, the following must be true for the packet to match:

  • The ones that are set in this flags setting must be set in the packet.

  • The ones that are not set in this flags setting must also not be set in the packet.

Type: Array of strings

Valid Values: FIN | SYN | RST | PSH | ACK | URG | ECE | CWR

Required: Yes

Masks

The set of flags to consider in the inspection. To inspect all flags in the valid values list, leave this with no setting.

Type: Array of strings

Valid Values: FIN | SYN | RST | PSH | ACK | URG | ECE | CWR

Required: No

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: