on server <vaddr> <vrelay> <vnetwork> <ifname_server>
on client <client> <vaddr> <vroutes> <ifname_client>
["userv root ipif %(local)s,%(peer)s,%(mtu)s,slip %(rnets)s"]
on server <vaddr> <vrelay> <vnetwork> <ifname_server>
on client <client> <vaddr> <vroutes> <ifname_client>
["userv root ipif %(local)s,%(peer)s,%(mtu)s,slip %(rnets)s"]