North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: IPv6 routing /48s
> From: [email protected] > Date: Mon, 17 Nov 2008 16:46:08 -0600 > > Are there any parties out there routing /48 IPv6 networks globally? I ran > into a supposed Catch-22 with Verizon and IPv6 address space and was > looking for clarification. > > We have been delegated a /48 by ARIN. We then went out to procure a > native IPv6 T1 from Verizon (*mainly for testing*). We requested that > Verizon route the /48 that we were provided by ARIN. Verizon's response > was "they do not route network smaller than a /32". Fair enough... > capacity planning for all the /48's would give a router a headache with > today's hardware... so we requested address delegated from Verizon's > larger block of addresses to be used for addressing. The response was > that we could not receive new address space until we returned our ARIN > provided address space... so in effect, go back and get a /32 from ARIN > or give up on ever owning address space again. > > ARIN claims they are seeing /48s routed, at least in their route tables. I > have seen some new momentum on the allocation of /32's, don't know if that > is in response to rules like this?? Would be awefully difficult for our > organization to come up with the rationale to need 65K /48s internally to > justify a /32. Lots of people have /48s from ARIN and many are routed. The global IPv6 table currently has about 200 of them. Among those using /48s are ARIN and at least three of the root name servers, so that policy would block access to rather important sites. :-) I'd say that someone at VZB is pretty clueless. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: [email protected] Phone: +1 510 486-8634 Key fingerprint:059B 2DDF 031C 9BA3 14A4 EADA 927D EBB3 987B 3751 Attachment:
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