[ovirt-users] [ovirt 3.6] Logical network not working

Luca 'remix_tj' Lorenzetto lorenzetto.luca at gmail.com
Mon Sep 12 12:01:44 UTC 2016


On Mon, Sep 12, 2016 at 9:44 AM, Luca 'remix_tj' Lorenzetto
<lorenzetto.luca at gmail.com> wrote:

> I did also the same using the ovirtmgmt logical network and i'm
> experiencing the same problem.

Did some other investigation, with new findings. Tried using a CirrOS
image to eliminate possible issues on the VM. Ping is still broken.
Making some bridge troubleshooting i found out that:

arp request is sent by the VM
arp request is forwarded by the "Development" bridge
arp reply is sent by the router 10.5.31.254 back to the bridge.
arp reply is NOT FORWARDED to the VM.

This is a strange behaviour of the bridge. Maybe i'm missing some
sysctl configurations.

Luca

-- 
"E' assurdo impiegare gli uomini di intelligenza eccellente per fare
calcoli che potrebbero essere affidati a chiunque se si usassero delle
macchine"
Gottfried Wilhelm von Leibnitz, Filosofo e Matematico (1646-1716)

"Internet è la più grande biblioteca del mondo.
Ma il problema è che i libri sono tutti sparsi sul pavimento"
John Allen Paulos, Matematico (1945-vivente)

Luca 'remix_tj' Lorenzetto, http://www.remixtj.net , <lorenzetto.luca at gmail.com>



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