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[Sg Kylin <kylin7.sg@xxxxxxxxx>]

I got the same problem, didn't figure out this also

在 2013年7月25日星期四，Chu Duc Minh 写道：

> When I launch 5-10 instances simultaneously (from Dashboard), some
> instances duplicate network like that: (in Overview of instance)
> IP Addresses
> ------------------------------
> Net_Proj1 10.2.1.20,  10.2.1.2
> Security Groups
> ------------------------------
> default
>
>    - ALLOW -1:-1 from 0.0.0.0/0
>    - ALLOW 22:22 from 0.0.0.0/0
>
> default
>
>    - ALLOW -1:-1 from 0.0.0.0/0
>    - ALLOW 22:22 from 0.0.0.0/0
>
>  I can't ping both IP 10.2.1.20 & 10.2.1.2
>
>
> Some instances have single IP but I can't ping too.
> Do some check, i found that these instances can't get IP Address due to
> IPtables problem.
> In a compute node, the DHCP Discovery request being dropped in Chain *
> quantum-openvswi-sg-fallback* (I used ULOG to log dropped packet, then i
> pretty sure about this)
>
>
> PS: I'm using bonding with OpenvSwitch on br-prv (VM network)
> I dont' know it could be affect ?
>