Re: [Xen-users] Maximum number of interfaces in DomU

[Timo Benk <timo.benk@xxxxxx>]

Jerry Amundson wrote:
> On 3/27/07, Steve Brueckner <steve@xxxxxxxxxxxxxx> wrote:
>> I've been eager for this "issue" to be "addressed" (quotation marks
>> are used in good fun) for quite a while.  I need a domU that acts as
>> a router between multiple internal domUs (via vifs) and multiple
>> external LANs (via peths).  I've seen this question pop up on the
>> mailing list every 4 months or so, and I always hope to see a
>> new answer!
> 
> Most physical routers on the planet are just fine with three nic's or
> less. What is the specific application?
> Is it too complex to place "dummy" vif's between 2+ router domu's and
> implement the network logic with ipforwarding and iptables?
You can use vlans to get more interface.

  DomU
---/\---
eth0.10\    /vif0.10  |
eth0.20 ---- vif0.20  > vif vlans are plugged into the bridge
eth0.30/    \vif0.30  |

Greetings,
-timo
-- 
Timo Benk - Jabber ID: fry@xxxxxxxxxxxx - ICQ ID: #414944731
PGP Public Key: http://www.m28s01.vlinux.de/timo_benk_gpg_key.asc


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