digraph G {
    node [ shape=box ]

    label="Development Environment CDN"

    apu1 [ label="apu1\nRemote access" ]
    apu2 [ label="apu2\nRemote access (Backup)" ]
    cisco [ label="Nexus 3064 Switch" shape=doubleoctagon color="#40a9e3", style="filled" ]
    upstreamswitch [ label="Upstream Switch" shape=doubleoctagon ]
    upstreamrouter [ label="Upstream Router\nAS213081" ]
    servers [ label="Servers 1-10" color="#40a9e3", style="filled"]
    downstreamrouter [ label="Downstream Router\nAS399354" color="#40a9e3", style="filled" ]

    apu1->cisco [ label="serial: ttyUSB0" ]
    apu1->cisco [ label="apu1: eth2\nNexus: ether13" ]
    apu2->cisco [ label="apu1: eth2\nNexus: ether14" ]
    apu1->upstreamswitch [ label="eth0\n2a0a:e5c0:1:f::a1/64\n147.78.195.3/29" ]
    apu2->upstreamswitch [ label="eth0\n2a0a:e5c0:1:f::a2/64\n147.78.195.4/29" ]
    cisco->upstreamswitch [ label="Nexus:\nether1" ]

    upstreamrouter->upstreamswitch [ label="2a0a:e5c0:1:f::50/64\n147.78.195.1/29" ]
    downstreamrouter->cisco [ label="2a0a:e5c0:1:e::ffff/64\n147.78.195.5/29"  ]
    servers->cisco [ label="Nexus:\nether3-12" ]

    upstreamrouter->downstreamrouter [ label="BGP session\nfull table" ]
    downstreamrouter->upstreamrouter [ label="Announce (parts of)\n2606:2BC0::/32\n104.219.56.0/21" ]
}