Re: [Openstack] Convert from GRE to VLAN

2015-10-19 Thread James Denton
Hi Florian, It is possible, though maybe not for the faint of heart depending on your strategy. You can: 1. Create new VLAN networks using the same subnet CIDRs as the existing GRE networks, then detach existing interfaces and attach new interfaces with the same IPs. You would need to detach/a

[Openstack] Convert from GRE to VLAN

2015-10-18 Thread Florian Rommel
Hi, I have a problem that I need to convert our Dev environment to VLAN from GRE tunnels. Can someone assist me on how complicated it is? the environment is about 10 nodes including compute, storage and control nodes. There can be a LITTLE bit of downtime but not that much (hour, maybe 2?) Is th