Virtual Machine (38.87.162.8):
    $ cat /etc/hostname.vio0                                                           
    inet 38.87.162.8 0xffffff00
    inet6 2602:fccf:1:1008:: 48
    $ cat /etc/mygate                                                                  
    38.87.162.1
    2602:fccf:1::1
    Router (38.87.162.1):
    /etc/hostname.em0
    inet 38.81.163.42 0xfffffff8
    inet6 2001:550:3402:40::2 64
    /etc/hostname.em1 
    inet 38.87.162.1 0xffffff00
    inet6 2602:fccf:1::1 48
    /etc/mygate                                                                  
    38.81.163.41
    2001:550:3402:40::1
    # sysctl net.inet.ip.arpq.maxlen=1024
    # echo "net.inet.ip.arpq.maxlen=1024" >> /etc/sysctl.conf
    # sysctl net.inet.ip.forwarding=1
    # echo "net.inet.ip.forwarding=1" >> /etc/sysctl.conf
    # sysctl net.inet6.ip6.forwarding=1
    # echo "net.inet6.ip6.forwarding=1" >> /etc/sysctl.conf


**WARNING**: em0 and em1 on the router must be on separate subnets. If the subnet mask indicates the two are on the same subnet, the router will not function properly.