Many applications don't need to bind the port themselves but will happily accept one passed to them during process invocation. This allows to let systemd to ma

Many applications don't need to bind the port themselves but will happily accept one passed to them during process invocation. This allows to let systemd to manage ports using socket units which will also stay up and buffer requests when restarting a service, allow service activation on demand/incoming requests or per connection service instances, e.g. for better isolation of sshd's per connection/user.