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document NAT hairpinning/loopback if needed

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Signed-off-by: strawberry <strawberry@puppygock.gay>
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strawberry 2024-11-15 12:58:02 -05:00
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docs/deploying/generic.md
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@ -68,13 +68,25 @@ sudo useradd -r --shell /usr/bin/nologin --no-create-home conduwuit
## Forwarding ports in the firewall or the router ## Forwarding ports in the firewall or the router
conduwuit uses the ports 443 and 8448 both of which need to be open in the Matrix's default federation port is port 8448, and clients must be using port 443.
firewall. If you would like to use only port 443, or a different port, you will need to setup
delegation. conduwuit has config options for doing delegation, or you can configure
your reverse proxy to manually serve the necessary JSON files to do delegation
(see the `[global.well_known]` config section).
If conduwuit runs behind a router or in a container and has a different public If conduwuit runs behind a router or in a container and has a different public
IP address than the host system these public ports need to be forwarded directly IP address than the host system these public ports need to be forwarded directly
or indirectly to the port mentioned in the config. or indirectly to the port mentioned in the config.
Note for NAT users; if you have trouble connecting to your server from the inside
of your network, you need to research your router and see if it supports "NAT
hairpinning" or "NAT loopback".
If your router does not support this feature, you need to research doing local
DNS overrides and force your Matrix DNS records to use your local IP internally.
This can be done at the host level using `/etc/hosts`. If you need this to be
on the network level, consider something like NextDNS or Pi-Hole.
## Setting up a systemd service ## Setting up a systemd service
The systemd unit for conduwuit can be found The systemd unit for conduwuit can be found