Re: [Openstack] about vlan and switch

2011-07-25 Thread Dan Wendlandt
Hi Rangababu, On Sat, Jul 23, 2011 at 12:58 PM, Rangababu Chakravarthula rb...@hexagrid.com wrote: Couple of questions a) How can we address the max 4096 vlan's problem if each user want's a VLAN tagged network? Currently, the notion of a VLAN is pretty central to the nova networking code.

Re: [Openstack] about vlan and switch

2011-07-25 Thread Dan Wendlandt
On Mon, Jul 25, 2011 at 3:08 PM, Rangababu Chakravarthula rb...@hexagrid.com wrote: Thank you Dan. Response below. On Mon, Jul 25, 2011 at 11:36 AM, Dan Wendlandt d...@nicira.com wrote: Hi Rangababu, On Sat, Jul 23, 2011 at 12:58 PM, Rangababu Chakravarthula rb...@hexagrid.com wrote:

Re: [Openstack] about vlan and switch

2011-07-24 Thread tianyi wang
My switch is H3C S1526, how to setup it in trunk mode? From: vishvana...@gmail.com Date: Thu, 21 Jul 2011 09:29:25 -0700 To: narayan.de...@gmail.com CC: openstack@lists.launchpad.net Subject: Re: [Openstack] about vlan and switch +1 Yes you usually have to set up trunk mode for all

Re: [Openstack] about vlan and switch

2011-07-23 Thread Rangababu Chakravarthula
Couple of questions a) How can we address the max 4096 vlan's problem if each user want's a VLAN tagged network? b) Docs says for each VLAN network, a dhcp server is started. How does it work when we do livemigrate? thanks On Wed, Jul 20, 2011 at 11:56 PM, Thor Wolpert t...@wolpert.ca wrote:

Re: [Openstack] about vlan and switch

2011-07-21 Thread Narayan Desai
We had to preconfigure the vlan tags and set all network ports for nova-compute nodes to trunk them in advance on our switching gear. (BNT and Juniper both, but I've also needed to do it on Cisco gear) I think that is a pretty common requirement for managed switches. -nld

Re: [Openstack] about vlan and switch

2011-07-21 Thread Vishvananda Ishaya
+1 Yes you usually have to set up trunk mode for all the vlans you are planning on using on all ports for the compute and network hosts FYI nova starts with vlan 100 and goes up. Vish On Jul 21, 2011, at 4:53 AM, Narayan Desai wrote: We had to preconfigure the vlan tags and set all network

[Openstack] about vlan and switch

2011-07-20 Thread tianyi wang
Hi, all If use VLAN mode, it's need setting VLAN in switch's NOS first? And then the setting VLAN in nova controller node? Now, the switch's IP is 192.168.0.234 and the gateway ip address is 192.168.0.1 ( in switch web management interface), should I change the switch IP and gateway to