[Openstack] ask - Multiple External Network and Multiple NIC

Andalabs mahardika.gilang at andalabs.com
Fri Jul 4 05:57:05 UTC 2014


I will give it a try, will update this mail soon, thanks

Email-an dari Kokpit

> On Jul 4, 2014, at 12:42 PM, sylecn <sylecn at gmail.com> wrote:
> 
> Hi,
> 
>> vm1----eth0----localnet ----- externalnet------Internet
>> vm1----eth1---localnet 1------ externalnet1 ----- Internet
> 
> I have confidence this works. The logical network topology will look like this:
> 
> 
>          externalnet            externalnet1
>              |                        |
>              |                        |
>              |                        |
>         virtual router          virtual router1
>              |                        |
>              |                        |
>              |                        |
>          tenant net              tenant net1
>               |                       |
>              port                    port
>                 \                   /
>                  \                 /
>                   -------  --------
>                          \/
>                          VM
> 
> 
> You need to create two routers to use two external networks. Just declare the external networks and do router-gateway-set.
> Add each tenant network to their corresponding router.
> 
> 
> >> vm1----eth0----localnet ----- externalnet------Internet
> >> vm1----eth1---localnet ------ externalnet1 ----- Internet
> 
> This, however, does not work out of the box. I remember you can't create two NIC from the same tenant network.
> 
> --
> Thanks,
> Yuanle
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