https://community.checkpoint.com/t5/Firewall-and-Security-Management/Stateful-Inspection-Explained/m-p/65610#M4999 Throwback Thursday material Wed, 23 Oct 2019 00:05:45 GMT PhoneBoy 2019-10-23T00:05:45Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/Stateful-Inspection-Explained/m-p/65510#M4996 <P style="text-align: center;"><SPAN>One-liner (Bash) to check if a firewall gateway drops <SPAN style="text-decoration: underline;">out of state</SPAN> TCP packets. In <U>expert</U> mode run: </SPAN><BR /><FONT face="verdana,geneva" size="1 2 3 4 5 6 7"><SPAN style="background-color: #ddd;">echo; echo -n " Out of state TCP packets are "; if [[ `fw ctl get int fw_allow_out_of_state_tcp` -eq 0 ]]; then echo dropped.; else echo allowed.; fi; echo</SPAN></FONT></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-center" image-alt="image.png" style="width: 772px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/2796iE4BA54037DB66DDE/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-center" image-alt="image.png" style="width: 772px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/2798i6B9C5845BCEDF6C8/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-center" image-alt="image.png" style="width: 772px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/2799iA15CFAFFA8F311A0/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-center" image-alt="image.png" style="width: 772px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/2800iFCEF676862EEE605/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-center" image-alt="image.png" style="width: 772px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/2801i3A47E742D099D2EC/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-center" image-alt="image.png" style="width: 772px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/2802i436E51DF5F29D10A/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> Tue, 22 Oct 2019 07:45:38 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/Stateful-Inspection-Explained/m-p/65510#M4996 Danny 2019-10-22T07:45:38Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/Stateful-Inspection-Explained/m-p/65610#M4999 Throwback Thursday material Wed, 23 Oct 2019 00:05:45 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/Stateful-Inspection-Explained/m-p/65610#M4999 PhoneBoy 2019-10-23T00:05:45Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/Stateful-Inspection-Explained/m-p/66055#M5025 <P>Excellent work, well done!</P> Mon, 28 Oct 2019 12:49:13 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/Stateful-Inspection-Explained/m-p/66055#M5025 Nick_Doropoulos 2019-10-28T12:49:13Z