[afripv6-discuss] Configuring a 6to4 Relay in Cisco

[hervé TYPAMM]

Hi Jordi,
The Network administrator of ESIBA will get contact
with you and will provide you the informations about
network equipments, ISP, etc..
Regards,
Hervé


--- JORDI PALET MARTINEZ <jordi.palet at consulintel.es>
a écrit :

> Hi Herve,
> 
> In this case, I think the IPv6 prefix request must
> be done by the
> University/organization instead of by a single
> department. I guess you're
> not yet an AfriNIC member ?
> 
> Are you the network administrator for the full
> organization ?, otherwise,
> let's get in touch with him to start the process.
> 
> Other issues to start working on this will be:
> 1) Who provides you the transit (one or several ISPs
> and which ones) ?
> 2) What routing equipment (and others) you have,
> including software
> versions, in order to make sure that they support
> IPv6, or otherwise look
> for alterntives ?
> 3) Do you have at least one public IPv4 address (it
> will be much easier in
> case we need to arrange tunneling)?
> 
> Regards,
> Jordi
> 
> 
> 
> 
> > De: hervé TYPAMM <typamm at yahoo.fr>
> > Responder a: <typamm at yahoo.fr>
> > Fecha: Sat, 9 Jun 2007 18:43:01 +0200 (CEST)
> > Para: <jordi.palet at consulintel.es>, "IPv6 in
> Africa
> > <afripv6-discuss at afrinic.net>"
> <afripv6-discuss at afrinic.net>
> > Asunto: RE : Re: RE : [afripv6-discuss]
> Configuring a 6to4 Relay in Cisco
> > 
> > Jordi,
> > My network is not big. It's a Computer High school
> > network (www.esiba.edu)and we have about 50
> computers.
> > 
> > 
> > Hervé
> > 
> > 
> > --- JORDI PALET MARTINEZ
> <jordi.palet at consulintel.es>
> > a écrit :
> > 
> >> Hi Herve,
> >> 
> >> That's easy. Let's try first to understand how
> big
> >> is your network.
> >> 
> >> What kind of customers you connect and number of
> >> each (residential,
> >> enterprises, cellular phones, etc.). Which that
> we
> >> can make an estimation of
> >> the size of the prefix you need and then we can
> >> start with the form.
> >> 
> >> Regards,
> >> Jordi
> >> 
> >> 
> >> 
> >> 
> >>> De: hervé TYPAMM <typamm at yahoo.fr>
> >>> Responder a: <typamm at yahoo.fr>
> >>> Fecha: Sat, 9 Jun 2007 15:52:04 +0200 (CEST)
> >>> Para: <jordi.palet at consulintel.es>, "IPv6 in
> >> Africa
> >>> <afripv6-discuss at afrinic.net>"
> >> <afripv6-discuss at afrinic.net>
> >>> Asunto: RE : [afripv6-discuss] Configuring a
> 6to4
> >> Relay in Cisco
> >>> 
> >>> Thank you Jordi for this initiative. I need help
> >> in
> >>> order to acquire my IPv6 prefix from AfriNIC
> >>> 
> >>> Hervé
> >>> 
> >>> 
> >>> 
> >>> 
> >>> --- JORDI PALET MARTINEZ
> >> <jordi.palet at consulintel.es>
> >>> a écrit :
> >>> 
> >>>> This info provides the steps requires in order
> to
> >>>> configure your Cisco box
> >>>> as a 6to4 Relay.
> >>>> 
> >>>> In order to proceed, you need to have a public
> >> IPv4
> >>>> address on that router,
> >>>> your own IPv6 prefix (provided by AfriNIC in
> this
> >>>> case) and IPv6 transit.
> >>>> 
> >>>> And of course, the router need to have an IOS
> >>>> supporting IPv6 (including
> >>>> 6to4 support).
> >>>> 
> >>>> If you need help in order to acquire your IPv6
> >>>> prefix from AfriNIC, let us
> >>>> know and we can help even with the request
> form.
> >>>> 
> >>>> Similarly, we are able to help in making sure
> you
> >>>> have the right IOS version
> >>>> (and to configure it) and you can get IPv6
> >> transit
> >>>> (native or tunneling)
> >>>> either from your upstream, or alternatively, if
> >>>> that's not possible, we will
> >>>> be able to provide free IPv6 transit to third
> >> party
> >>>> networks.
> >>>> 
> >>>> Regards,
> >>>> Jordi
> >>>> 
> >>>> 
> >>>> Details of the example configuration
> >>>> =====================================
> >>>> 
> >>>> The examples below is assuming that the public
> >> IPv4
> >>>> address in the WAN
> >>>> interface of the router is 192.1.2.3. You
> should
> >>>> replace that with the right
> >>>> information for your own case, same with other
> >> data
> >>>> used in the examples.
> >>>> 
> >>>> Also, you need to understand how to calculate
> the
> >>>> 6to4 IPv6 address for your
> >>>> router. This is done using the IPv4 address and
> >> the
> >>>> IPv6 6to4 prefix.
> >>>> 
> >>>> The 6to4 prefix 2002::/16 is taking the first
> 16
> >>>> bits. Then the bits 17 to
> >>>> 48 are the nibble notation for your IPv4
> address.
> >> So
> >>>> in our example it will
> >>>> be:
> >>>> 
> >>>> 192 = c0
> >>>> 1 = 01
> >>>> 2 = 02
> >>>> 3 = 03
> >>>> 
> >>>> So consequently:
> >>>> 2002:c001:0203::/48
> >>>> 
> >>>> We will use the first address of the prefix for
> >> the
> >>>> WAN interface, so
> >>>> 2002:c001:0203::1/128
> >>>> 
> >>>> Also, the anycast address for 6to4 is:
> >> 192.88.99.1
> >>>> Following the same example as above, in IPv6
> will
> >>>> be:
> >>>> 2002:c058:6301::/128
> >>>> 
> >>>> For our example using a Loopback, we use
> >> 192.3.2.3,
> >>>> which in IPv6 will be
> >>>> 2002:0c03:0203::/128
> >>>> 
> >>>> We show below two options for the 6to4 Relay.
> One
> >>>> basic configuration and
> >>>> another using the anycast address for 6to4. You
> >> just
> >>>> need to configure one
> >>>> of them (A or B).
> >>>> 
> >>>> 
> >>>> A) Example configuration of a basic 6to4 Relay
> >>>>
> =================================================
> >>>> 
> 
=== message truncated ===



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