document rootless container with own outgoing IP

admin-guide/container.md

@@ -65,4 +65,3 @@ curl "https://sysdb.psi.ch/subid/v1/config?user=$USER1&user=$USER2&user=$USER3"
 podman run -it --rm --network=pasta:--ipv4-only,--address,192.168.254.254,--outbound,192.168.254.254 rhel9:latest  /bin/bash
 ```
 3. disable DNS caching in Hiera with `networking::enable_dns_caching: false` because with the outbound IP communication does not work over the `lo` interface which is used by `systemd-resolved` (maybe some hiding NAT rule would help).
---outbound,129.129.187.254