[Nfd-dev] [Ndn-interest] UDP_retransmissiom

[Davide Pesavento]

Eric,

I think Lixia was asking for an option to control the max number of
retransmissions in LpReliability. And there are two other reliability
options that are currently not settable: idleAckTimerPeriod and
seqNumLossThreshold.

On Mon, Jan 22, 2018 at 1:14 PM, Eric Newberry
<enewberry at email.arizona.edu> wrote:
> Apologies, I somehow missed the previous email. We just merged an NFD config
> file option that, when set to "yes", will enable congestion detection and
> marking globally on all supported transport types (UDP, TCP, and Unix stream
> socket). It is known as "face_system.general.enable_congestion_marking". A
> management option and nfdc parameter to allow it to be enabled or disabled
> on a face-by-face basis is in the works.
>
> Eric
>
>
> On Jan 22, 2018 4:32 AM, "Burke, Jeff" <jburke at remap.ucla.edu> wrote:
>
> please
>
>
>
> From: Nfd-dev <nfd-dev-bounces at lists.cs.ucla.edu> on behalf of Lixia Zhang
> <lixia at cs.ucla.edu>
> Date: Thursday, January 4, 2018 at 7:51 PM
> To: Eric Newberry <enewberry at email.arizona.edu>
> Cc: "nfd-dev at lists.cs.ucla.edu" <nfd-dev at lists.cs.ucla.edu>
> Subject: Re: [Nfd-dev] [Ndn-interest] UDP_retransmissiom
>
>
>
>
>
> On Jan 4, 2018, at 11:18 AM, Eric Newberry <enewberry at email.arizona.edu>
> wrote:
>
>
>
> Hi Giuseppe,
>
> By default, the number of retransmissions is set to 3. The option
> controlling this is in LpReliability::Options as maxRetx. However, currently
> there is no way to set this option using nfdc or any other management tool.
> Therefore, if you want to change this, you would need to modify the NFD
> source code, recompile, and reinstall. There are no options relating to the
> reliability system in nfd.conf.
>
> Eric
>
> should we consider adding a way to config this parameter?
>
>
>
>
>
> On 01/04/2018 02:10 AM, Giuseppe Carella wrote:
>
> Good morning Eric,
>
>
>
> Thank you for your answer.
>
> I understood that it's possible to implement the retransmission by means of
> NDNLPv2, which is a protocol located upon the transport layer.
>
> So I have to set a maximum number of retransmissions, that's all (I hope).
>
> Is it enough modifying some properties into nfd.conf to choose the maximum
> number of retransmissions or I have to add some new APIs into applicative
> layer?
>
> Thank you.
>
> Giuseppe.
>
>
>
> 2018-01-04 9:31 GMT+01:00 Eric Newberry <enewberry at email.arizona.edu>:
>
> Giuseppe,
>
> NFD release 0.6.0 implements a link-layer reliability system as part of
> NDNLPv2 for unicast TCP, UDP, and Ethernet faces. It can be enabled by
> specifying "reliability on" when creating (or updating) a face with nfdc. In
> order for the system to function, it must be enabled on both ends of the
> link. The above command only enables it on one end.
>
> Eric
>
>
>
> On 01/04/2018 01:24 AM, Giuseppe Carella wrote:
>
> Good morning community,
>
> is it possible to configure NFD in order to allow an UDP communication with
> retransmission?
>
> I know that I could use TCP, but for my purpose it's necessary having UDP
> with retransmission.
>
>
>
> Thank you.
>
> Giuseppe.
>
>
>
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