xref: /titanic_41/usr/src/cmd/ipf/examples/example.6 (revision e0aad1e08730743b3a27aa070e2861bd1c153afe)
1#
2# block all TCP packets with only the SYN flag set (this is the first
3# packet sent to establish a connection) out of the SYN-ACK pair.
4#
5block in proto tcp from any to any flags S/SA
6