[nanomsg] Re: NAT transport
- From: George Walker <georgewalkeriv@xxxxxxxxx>
- To: "nanomsg@xxxxxxxxxxxxx" <nanomsg@xxxxxxxxxxxxx>
- Date: Wed, 25 Mar 2015 19:32:46 -0400
Instead of reimplementing those desirable attributes of TCP for UDP, might it
be less work to take a TCP stack that already runs in userspace and hack it to
run TCP over UDP?
Sent from my iPhone
> On Mar 25, 2015, at 7:21 PM, Matthew Hall <mhall@xxxxxxxxxxxxxxx> wrote:
>
>> On Wed, Mar 25, 2015 at 01:11:31PM -0700, Jay Berg wrote:
>> "pho-nat" - cool stuff…
>>
>> so now i'm wondering if nanomsg high level protocols can be used with a UDP
>> transport.
>>
>> Jay
>
> As usual when it comes down to getting things working both in TCP and UDP, I
> think the answer would be that the effort is non-trivial.
>
> TCP features include segmentation, retransmission, reordering, Selective
> Repeat ARQ, and Path MTU discovery.
>
> Performing all of these features in UDP is doable but hardly trivial.
> It might make sense to see if some features from an RTP stack could be reused
> to provide these features for nanomsg's use.
>
> Otherwise it will be an extremely long road.
>
> Matthew.
>
>
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