[Nfd-dev] Changing the MTU size

[Davide Pesavento]

Hi Ahed,

On Wed, Nov 6, 2019 at 4:05 AM Aboodi Ahed Hussein Ali
<aboodi at student.usm.my> wrote:
>
> Hi,
>
> I am trying to change the MTU size for the ethernet multicast face (remote=ether://[01:00:5e:00:17:aa]) to 127 but  I am not sure how to do that.
>
> I have tried to change the MTU of the multicast face with the below command, but I got "Error 406 when creating face: Cannot create multicast Ethernet faces"
> The command: nfdc face create remote ether://[01:00:5e:00:17:aa] local dev://ens33 mtu 127

This command won't work for two reasons: (1) creating multicast faces
via nfdc is not supported, all multicast faces are created by NFD at
startup according to whitelist and blacklist settings in nfd.conf; (2)
manually setting the MTU via nfdc is supported only for unicast faces.