The Graveyard - Products No Longer Supported > DIR-850L

Can not open port 443 for RaspBerry Pi

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FurryNutz:

* If the ISP modem has a built in router, it's best to bridge the modem. Having 2 routers on the same line can cause connection problems: Link>Double NAT and How NAT Works. Call the ISP and ask to see if the ISP modem can be bridged. To tell if the modem is bridged or not, look at the routers web page, Status/Device Info/Wan Section, if there is a 192.168.0.# address in the WAN IP address field, then the modem is not bridged. If the modem can't be bridged then see if the modem has a DMZ option and input the IP address the router gets from the modem and put that into the modems DMZ. Also check the routers DHCP IP address maybe conflicting with the ISP modems IP address of 192.168.0.1. Check to see if this is the same on the ISP modem, and if modem can't be bridged, change the DIR router to 192.168.1.1 or .0.254.
Example of a D-Link router configured for PPPoE with ISP Modem bridged: PPPoE Configuration on a Router

dummyuser:

--- Quote from: GreenBay42 on September 11, 2018, 07:44:48 AM ---Ah double-NAT. You should place the modem-router in bridge mode then use the D-Link as your router. I would also suggest not using 443 at the port. Use something between 1028-65535. At least try to test.

--- End quote ---


--- Quote from: FurryNutz on September 11, 2018, 09:26:53 AM ---
* If the ISP modem has a built in router, it's best to bridge the modem. Having 2 routers on the same line can cause connection problems: Link>Double NAT and How NAT Works. Call the ISP and ask to see if the ISP modem can be bridged. To tell if the modem is bridged or not, look at the routers web page, Status/Device Info/Wan Section, if there is a 192.168.0.# address in the WAN IP address field, then the modem is not bridged. If the modem can't be bridged then see if the modem has a DMZ option and input the IP address the router gets from the modem and put that into the modems DMZ. Also check the routers DHCP IP address maybe conflicting with the ISP modems IP address of 192.168.0.1. Check to see if this is the same on the ISP modem, and if modem can't be bridged, change the DIR router to 192.168.1.1 or .0.254.
Example of a D-Link router configured for PPPoE with ISP Modem bridged: PPPoE Configuration on a Router
--- End quote ---

Unfortunately my ISP does not allow this (they don't give us the username and password) so it's not possible.

FurryNutz:
I would contact the ISP and ask them if they can help you configure the DMZ for the use of the 850L. If they won't, then the only other option will be to use the ISP Modem as your main host router and configure the 850L as a LAN to LAN AP:
Turning a router into an AP.

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