add suggestions from a268wang

This commit is contained in:
Max Erenberg 2021-06-02 04:30:08 -04:00
parent 60664d3f1d
commit 3e6247e181
2 changed files with 16 additions and 1 deletions

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@ -43,6 +43,21 @@ socat TCP-LISTEN:80,fork TCP:192.168.100.52:80
This will forward requests to port 80 on the VM to port 80 in the
mail container.
Alternatively, you can use iptables:
```
iptables -t nat -A PREROUTING -s 192.168.122.0/24 -p tcp --dport 80 -j DNAT --to-destination 192.168.100.52
```
Replace '192.168.122.0/24' by the subnet of your VM (your physical host
should also be on this subnet), and replace '192.168.100.52' by the IP
of the mail container.
To make sure this iptables rule is applied automatically at startup,
you can install the iptables-persistent package:
```
apt install iptables-persistent
```
You can use `dpkg-reconfigure iptables-persistent` if you ever need to
change the iptables rules which are applied at startup.
Now open `/etc/hosts` on your computer and add the following entry:
```
192.168.122.225 mailman.csclub.internal

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@ -18,7 +18,7 @@ iface lxcbr2 inet static
```
Then:
```
ifup lxcbr1
ifup lxcbr2
```
## Installation