$ vagrant up Bringing machine 'default' up with 'lxc' provider... ==> default: Box 'debian/stretch64' could not be found. Attempting to find and install... default: Box Provider: lxc default: Box Version: >= 0 ==> default: Loading metadata for box 'debian/stretch64' default: URL: https://vagrantcloud.com/debian/stretch64 ==> default: Adding box 'debian/stretch64' (v9.1.0) for provider: lxc default: Downloading: https://vagrantcloud.com/debian/boxes/stretch64/versions/9.1.0/providers/lx… default: Download redirected to host: vagrantcloud-files-production.s3.amazonaws.com ==> default: Successfully added box 'debian/stretch64' (v9.1.0) for 'lxc'! ==> default: Importing base box 'debian/stretch64'... ==> default: Checking if box 'debian/stretch64' version '9.1.0' is up to date... ==> default: Starting container... ==> default: Waiting for machine to boot. This may take a few minutes... default: SSH address: 192.168.122.19:22 default: SSH username: vagrant default: SSH auth method: private key default: default: Vagrant insecure key detected. Vagrant will automatically replace default: this with a newly generated keypair for better security. default: default: Inserting generated public key within guest... default: Removing insecure key from the guest if it's present... default: Key inserted! Disconnecting and reconnecting using new SSH key... ==> default: Machine booted and ready! ==> default: Forwarding ports... ==> default: 8080 (guest) => 8080 (host) (adapter eth0) ==> default: 443 (guest) => 4430 (host) (adapter eth0) ==> default: Installing NFS client... ==> default: Exporting NFS shared folders... ==> default: Preparing to edit /etc/exports. Administrator privileges will be required... ==> default: Mounting NFS shared folders... The following SSH command responded with a non-zero exit status. Vagrant assumes that this means the command failed! mount -o vers=3,udp,noatime,rsize=32767,wsize=32767,async 192.168.122.1:/srv/mediawiki-vagrant /vagrant Stdout from the command: Stderr from the command: mount.nfs: mount to NFS server '192.168.122.1:/srv/mediawiki-vagrant' failed: RPC Error: Unable to receive