[CentOS] Help with IPv6 /48 block
John R Pierce
pierce at hogranch.com
Sun Jan 11 04:41:31 UTC 2015
On 1/10/2015 8:10 PM, F. Mendez wrote:
> El 10/01/2015 a las 04:03 p.m., John R Pierce escribió:
>> On 1/10/2015 12:56 PM, F. Mendez wrote:
>>> We need that same with IPv6 since we have a /48 and we need to have
>>> all IPv6s available for usage.
>>
>> Do you realize that a ipv6 /48 is a septillion IP addresses? thats
>> 1,208,925,819,614,629,200,000,000 individual IPs ?
>>
>> Or, its 65536 /64 subnets of 18,446,744,073,709,552,000 hosts each.
>>
>>
>>
> Hello. Yes I confirm...its a /48 (this guys are crazy here at my
> work...).
so what is it you want to do with these 1.2 septillion IP addresses?
you certainly can't assign them all to one system, there's not that many
file handles, nor can one system have anywheres remotely close to that
many vhosts.
--
john r pierce 37N 122W
somewhere on the middle of the left coast
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