# IPv6 Address Plan

2a04:1840::/29    Business Static /48-/52 (was acquired from FibreWiFi)
2a0b:8640::/29    Residential /56 (was acquired from Dyfed IT)    Accept IPv6 /40-/48 from Aggregation
2a0d:a0c0::/29    Acquired from LonsdaleNET                       (will become like 2a0b:8640::/29 if required)
2a10:f0c0::/29    Core and Loopbacks (not announced to DFZ)

   2a10:f0c0::/48     Core Linknets and Loopbacks
   2a01:f0c0:0001:0001:0067::/80   Linknets from cr1.tn2 (1 from 193.162.44.1) via NNC067 to Aggregation
   2a01:f0c0:0002:0002:0068::/80   Linknets from cr1.ld5 (2 from 193.162.44.2) via NNC068 to Aggregation
   2a01:f0c0:0003:0003:0069::/80   Linknets from cr1.ma1 (3 from 193.162.44.3) via NNC069 to Aggregation
   2a01:f0c0:0004:0004:0070::/80   Linknets from cr1.pue (4 from 193.162.44.4) via NNC070 to Aggregation

   2a01:f0c0:ssss:cccc:nnnn:yyyy:zzzz:1/112   ssss = site
                                              cccc = core router
                                              nnnn = NNI number
                                              yyyy = outer VLAN tag (S-tag, probably 0)
                                              zzzz = inner VLAN tag (C-tag, Neos usual VLAN tagging)
                                              ::c001 = core
                                              ::a001 = agg

# Communities

59811:2   => routes learned from ASNs that Voneus meets at 2 (or more) locations

59811:666 => /24 = only send to Voxility
             /32 = announce to RTBH on ixs/upstreams/UTRS

65535:666 => COMMUNITY-AS59811-BLACKHOLE

59811:6500x => originated from site
          |
          x => 0 = all
               1 = TN2
               2 = LD5
               3 = MA1
               4 = PUE

650xy:zzzzz
   ||||
   x => 0 = all
    | | 1 = TN2
    | | 2 = LD5
    | | 3 = MA1
    | | 4 = PUE
    | |
    y => 0 = no-announce
      |  1 = prepend 1
      |  2 = prepend 2
      |  3 = prepend 3
      |  9 = no-export
      |
      zzzzz => 0 = any peer/upstream/downstream
               1299 = Arelion
               2914 = NTT
               3223 = Voxility (NB see also 59811:666)
               6762 = TISparkle
               65511 = Tampnet (would be 200781)
       
               65521 = LON1
               65522 = LON2
               65523 = LINX Manchester
               65524 = LINX Scotland
               65525 = LONAP



LOCAL PREFERENCES

100 => transit (de-pref)
200 => transit
300 => transit (up-pref)

400 => peering (de-pref) - default for IX route-servers
500 => peering           - default for direct sessions over IX
600 => peering (up-pref) - default for PNI

700 => downstream (de-pref)
800 => downstream
900 => downstream (up-pref)