https://community.checkpoint.com/t5/Spark-Firewall-SMB/3CX-Phone-System-V15-installed-on-a-Windows-10-Pro-operating/m-p/139812#M6293 <P>I'm having the same ports problem that you solved earlier in the article at this link:</P><P><A href="https://community.checkpoint.com/t5/SMB-Gateways-Spark/3CX-Phone-System-behind-1450-Appliance/td-p/108124" target="_blank">https://community.checkpoint.com/t5/SMB-Gateways-Spark/3CX-Phone-System-behind-1450-Appliance/td-p/108124</A></P><P>The problem is that the original ports i.e. 5060-5061,5090-5091,9000-10999 are replaced by random ports.</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Tests_de_ports_3CX_English.jpg" style="width: 999px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/15146iB092CF97798E73D9/image-size/large?v=v2&amp;px=999" role="button" title="Tests_de_ports_3CX_English.jpg" alt="Tests_de_ports_3CX_English.jpg" /></span></P><P>My 3CX Phone System V15 installed on a Windows 10 Pro OS is not giving me the path to resolve the issue. I just understood that in the article posted on the forum, the 3CX phone system behind the 1450 Appliance was running on DEBIAN.<BR />I cannot find in my 3CX V15 phone system the settings “With manual static NAT. »<BR />So, I find that 3CX configuration settings differ from OS to OS.<BR />I need your help to keep the original ports intact, i.e. the original ports 5060-5061,5090-5091,9000-10999 are no longer replaced by ports random.</P> Fri, 28 Jan 2022 10:01:42 GMT jckouame 2022-01-28T10:01:42Z https://community.checkpoint.com/t5/Spark-Firewall-SMB/3CX-Phone-System-V15-installed-on-a-Windows-10-Pro-operating/m-p/139812#M6293 <P>I'm having the same ports problem that you solved earlier in the article at this link:</P><P><A href="https://community.checkpoint.com/t5/SMB-Gateways-Spark/3CX-Phone-System-behind-1450-Appliance/td-p/108124" target="_blank">https://community.checkpoint.com/t5/SMB-Gateways-Spark/3CX-Phone-System-behind-1450-Appliance/td-p/108124</A></P><P>The problem is that the original ports i.e. 5060-5061,5090-5091,9000-10999 are replaced by random ports.</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Tests_de_ports_3CX_English.jpg" style="width: 999px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/15146iB092CF97798E73D9/image-size/large?v=v2&amp;px=999" role="button" title="Tests_de_ports_3CX_English.jpg" alt="Tests_de_ports_3CX_English.jpg" /></span></P><P>My 3CX Phone System V15 installed on a Windows 10 Pro OS is not giving me the path to resolve the issue. I just understood that in the article posted on the forum, the 3CX phone system behind the 1450 Appliance was running on DEBIAN.<BR />I cannot find in my 3CX V15 phone system the settings “With manual static NAT. »<BR />So, I find that 3CX configuration settings differ from OS to OS.<BR />I need your help to keep the original ports intact, i.e. the original ports 5060-5061,5090-5091,9000-10999 are no longer replaced by ports random.</P> Fri, 28 Jan 2022 10:01:42 GMT https://community.checkpoint.com/t5/Spark-Firewall-SMB/3CX-Phone-System-V15-installed-on-a-Windows-10-Pro-operating/m-p/139812#M6293 jckouame 2022-01-28T10:01:42Z