$Id: wide-topology.txt,v 1.1.1.1 2002/01/21 04:48:05 sakane Exp $

Network topology in YDC at the side of WIDE Internet.

IPv6 Network Topology

	IPv6 network address:
		3ffe:0501:481d::/48 (YP1)
		2001:200:101::/48 (YP2)
        For experimental Network
                YP1:4000::/56
                YP1:f000::/56
	Domain named v6.wide.ydc.co.jp/wide.ydc.co.jp

        ((((((6bone cloud))))))
          |                 |
          |                 |
          |          paradise.kame.net
          |                 |
          | serial          | v6 over v4 tunnel
          |                 |
        dryad              elf ---------------------------------+
          |              poseidon                               |
          |                 |                                   |
          |                 |                         ==+=======+== CCT1 IPv6 Network
          |                 |                           |       |     YP1:0000::/56
          |                 |                           |       |     YP2:2000::/56
          |                 |                         nymph   gaia
          |                 |                                       Faith prefix
          |                 |                                         YP2:3000::/56
          |                 |
          |                 |
          |                 |
          |                 |
          |                 |    cyclops                      siren
          |                 |       |    Faith prefix           |
          |                 |       |      YP1:6000::/56        |
          |                 |       |                           |
        ==+=================+=======+===========================+== CCT2 IPv6 Network
                            |       |                                 YP1:1000::/56
                            |       |                                 YP2:1000::/56
                            |    brownie
                            |       |
                            |       |
                            |     ==+============================== CCT3 IPv6 Network
                            |                                         YP1:2000::/56
                            |
                          dullahan
                            |
                            |
                          ==+========+==== CCT4 IPv6 Network
                                     |       YP1:4000::/64
                                     |
                                    PCs
                             
IPv4 Network Topology

	IPv4 network address:
		202.249.27.0/24
	Domain named wide.ydc.co.jp.

        [WIDE Internet]
          |
	cisco14.tokyo.wide.ad.jp (203.178.136.196)
          |
          | 64Kbps leased line
          |
        wide-router.wide.ydc.co.jp (202.249.27.30)
          |
        ==+=======+=======+====== YDC-WIDE Network
          |       |       |           202.249.27.0/27
        gaia    nymph    elf

Assigned functions & running daemons
	dryad:		Gateway to 2001:200:101::/48
	gaia:           Gateway between WIDE-Internet and YDC inner Network.
	nymph:          Server for WIDE activity.
			Privamry of wide.ydc.co.jp.
	elf:            Gateway to 3ffe:501:481d::/48
	troll:		IPv6/v4 NAT-PT Translator for testing
	cyclops:	IPv6/v4 Faith Translator
	dullahan:	Home Agent (home link: CCT4 IPv6 Network)
	PCs:            PCs may be detached.