[lxc-users] Something catastrophic just happened to LXC networking

[Christian Tardif]

Just want to point out that the restriction only occurs between the host 
and its containers. Outside of it, it can talk without problems.
--------------------------------------------------------------------------------
Christian Tardif




------ Message d'origine ------
De: "Christian Tardif" <christian.tardif at servinfo.ca>
À: "LXC users mailing-list" <lxc-users at lists.linuxcontainers.org>
Envoyé : 2016-11-07 22:09:40
Objet : Re: [lxc-users] Something catastrophic just happened to LXC 
networking

>This is normal behavior with both macvlan's and ipvlan's
>
>Even if I have seen it working a few times, I can't explain the exact 
>details. But normally, MACVLAN and IPVLAN do not support communications 
>from and to the master host:
>
>https://people.netfilter.org/pablo/netdev0.1/papers/IPVLAN-The-beginning.pdf
>
>--------------------------------------------------------------------------------
>Christian Tardif
>
>
>
>
>------ Message d'origine ------
>De: "Saint Michael" <venefax at gmail.com>
>À: "LXC users mailing-list" <lxc-users at lists.linuxcontainers.org>
>Envoyé : 2016-11-07 10:57:43
>Objet : [lxc-users] Something catastrophic just happened to LXC 
>networking
>
>>​Since the last update to Ubuntu, now I cannot ping or ssh into any 
>>container, from the same network. It seems the packets go to the 
>>router​, for I can ping and communicate to the containers from outside 
>>my network. This problem did not happen until a few days ago.
>>
>>My networking at the container level is:
>>
>>lxc.network.type=macvlan
>>lxc.network.macvlan.mode=bridge
>>lxc.network.link=eth0
>>lxc.network.name = eth1
>>lxc.network.flags=up
>>lxc.network.hwaddr = mac.add.re.ss
>>lxc.network.ipv4 = 0.0.0.0/24
>>
>>​on the host, the interface eth0 is also used by the host, but I tried 
>>with another interface which is UP but it has no IP, and it still does 
>>not allow me to reach my containers, in fact taking my business down 
>>since I execute a lot of stuff remotely.
>>Any idea?
>>
>>​
>>
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