https://community.checkpoint.com/t5/Spark-Firewall-SMB/Do-I-need-to-configure-the-DMZ-interface-if-Im-changing-from/m-p/250175#M12747 <P>So long as the interface name itself doesn't change, then no.</P> Thu, 29 May 2025 17:06:40 GMT Duane_Toler 2025-05-29T17:06:40Z https://community.checkpoint.com/t5/Spark-Firewall-SMB/Do-I-need-to-configure-the-DMZ-interface-if-Im-changing-from/m-p/249976#M12735 <P>We have a 1590 firewall that is using a fibre link for its DMZ interface. Is there any configuration needed if I unplug the fibre link and connect to the DMZ Ethernet port, given all other interface ip's, etc will be same.&nbsp;</P> Wed, 28 May 2025 05:00:51 GMT https://community.checkpoint.com/t5/Spark-Firewall-SMB/Do-I-need-to-configure-the-DMZ-interface-if-Im-changing-from/m-p/249976#M12735 Tu2pel 2025-05-28T05:00:51Z https://community.checkpoint.com/t5/Spark-Firewall-SMB/Do-I-need-to-configure-the-DMZ-interface-if-Im-changing-from/m-p/249984#M12736 <P>According to&nbsp;<A href="https://sc1.checkpoint.com/documents/Appliances/GSG_V1/EN/Content/Topics-V1/DSL-SFP.htm?tocpath=_____8" target="_blank" rel="noopener">https://sc1.checkpoint.com/documents/Appliances/GSG_V1/EN/Content/Topics-V1/DSL-SFP.htm?tocpath=_____8</A>&nbsp;</P> <P>this should be painless !</P> <P><a href="https://community.checkpoint.com/t5/user/viewprofilepage/user-id/7">@PhoneBoy</a>&nbsp; can we move this to SMB ?</P> Wed, 28 May 2025 08:38:12 GMT https://community.checkpoint.com/t5/Spark-Firewall-SMB/Do-I-need-to-configure-the-DMZ-interface-if-Im-changing-from/m-p/249984#M12736 G_W_Albrecht 2025-05-28T08:38:12Z https://community.checkpoint.com/t5/Spark-Firewall-SMB/Do-I-need-to-configure-the-DMZ-interface-if-Im-changing-from/m-p/250175#M12747 <P>So long as the interface name itself doesn't change, then no.</P> Thu, 29 May 2025 17:06:40 GMT https://community.checkpoint.com/t5/Spark-Firewall-SMB/Do-I-need-to-configure-the-DMZ-interface-if-Im-changing-from/m-p/250175#M12747 Duane_Toler 2025-05-29T17:06:40Z