[WireGuard] WireGuard cryptokey routing

Jason A. Donenfeld Jason at zx2c4.com
Wed Jul 6 17:37:05 CEST 2016


Hey Norman,

I'm not sure I follow here. Could you maybe describe a concrete example of
what your concern is, with as much detail as possible?

Jason
On Jul 6, 2016 5:31 PM, "Norman Shulman" <norman.shulman at n-dimension.com>
wrote:

> Ethernet networks don't scale; that's why we have IP networks.
>
> So in general a client needs one address for each server? Rather limiting
> for clients on small subnets, especially considering the case of n clients
> on a subnet, each connecting to m different servers.
>
>
>
>
> On Tue, Jul 5, 2016 at 3:11 PM, Jason A. Donenfeld <Jason at zx2c4.com>
> wrote:
>
>> On Tue, Jul 5, 2016 at 9:09 PM, Norman Shulman
>> <norman.shulman at n-dimension.com> wrote:
>> > How is this enforced?
>> Receiving, line 238 here:
>> https://git.zx2c4.com/WireGuard/tree/src/receive.c#n238
>> Sending, line 112 here:
>> https://git.zx2c4.com/WireGuard/tree/src/device.c#n112
>>
>> > How does this scale?
>> The same way in which an ethernet network scales? One ethernet device
>> can have multiple IPs, but separate (unbonded) ethernet devices
>> generally do not share IPs.
>>
>
>
>
> --
> Norman Shulman
> Sr. Developer/Architect
> N-Dimension Solutions Inc.
> 9030 Leslie St, Unit 300
> Richmond Hill, ON L4B 1G2
> Canada
>
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>
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