Hi Manan, find my answers inline. On Jan 25, 2013, at 5:22 AM, Manan Shah <manan.s...@citrix.com> wrote:
> Hi Bharat Kumar, > > I have some additional questions regarding this spec. > > 1. Can you specify the scope of your feature? Assuming you are only > addressing the Guest IP part and not Management IP part, correct? The scope is both management and guest ip ranges. > > 2. For the Advanced Shared, I realized after writing these requirements > that adding more ranges to the existing subnet for a Shared Network is > already possible today. For different subnets, I believe Anthony has taken > a different approach which is contradictory to yours. Are you suggesting > that we will support both ways? I think we should not support two methods to do the same thing. > > 3. For Basic Zone, it also seems that this is already possible to extend > an existing subnet for the POD. For an additional subnet on the same POD, > would this new API work and how different/similar are the approaches going > to be compared to Advanced Shared network? The plan is to use this API for different subnets also. What i mentioned in the functional spec is one of the ways to do this and I am open to new ideas. I think before we finalize the approach we should understand the pros and cons of each of these methods and decide on the approach accordingly. > > Regards, > Manan Shah > > > > > On 1/19/13 3:08 AM, "Bharat Kumar" <bharat.ku...@citrix.com> wrote: > >> Hi Sanjeev, >> find my comments inline. >> >> On Jan 17, 2013, at 4:31 PM, Sanjeev Neelarapu >> <sanjeev.neelar...@citrix.com> wrote: >> >>> Hi, >>> >>> I have reviews Multiple IP Ranges FS available @ >>> https://cwiki.apache.org/confluence/display/CLOUDSTACK/Multiple+Ip+ranges >>> +FS and below are my review comments: >>> >>> 1.Is there any limit on no.of subnets/IP ranges that can be added for >>> guest?(since a new nic is added on router vm for every different subnet) >> There is a limit on the number of nics a VM can have depending on the >> hypervisor. So if we go ahead with the present idea there will be a >> limit on the number of subnets. I also came to know alternative method, >> we can add multiple ips to the same nic of a VM. I still need to see if >> there are any downsides to this. >> >>> >>> 2.Do we support adding multiple subnets in the same vlan incase of >>> Shared guest network in Advanced zone? >> I think this can be done as an enhancement once we are done with the >> basic implementation. >>> >>> 3.Can we shrink the existing IP ranges(Guest/Management)? >> Shrinking an ip range is possible as long as none of the ips which >> are being removed due to shrinkage are in use. We still need to discuss >> if this functionality is required. >>> >>> 4.Can we add non-contiguos guest ip ranges for Basic zone? >> yes. >>> >>> 5.Do we support tagged IP Network for management traffic? >> I don't understand this question can you please elaborate it. >>> >>> 6.Is not-contiguous management IP ranges supported? >> yes. >>> >>> 7. Is this supported in upgraded environment? >> The upgrade will not modify the existing ip ranges. we can just add new >> ip ranges after the upgrade. >> >>> >>> Thanks, >>> Sanjeev >>> >>> -----Original Message----- >>> From: Bharat Kumar [mailto:bharat.ku...@citrix.com] >>> Sent: Tuesday, January 08, 2013 5:27 PM >>> To: cloudstack-us...@incubator.apache.org; >>> cloudstack-dev@incubator.apache.org >>> Subject: [Discuss] Support for multiple ip ranges. >>> >>> Hi all, >>> >>> Currently in cloudstack we can add multiple public ip ranges. we want >>> to provide similar flexibility for management and guest ip ranges. >>> >>> Motivation: There may be cases where some part of the subnet is >>> allocated for some other purpose and the admin wants to use the rest of >>> the ip range or admin may want to add more ip address once the old ones >>> are exhausted. Admin may want to add the ip ranges form the same subnet >>> or from different one. Currently in cloudstack there is no flexibility >>> to do this for management and guest ip ranges (ip ranges from different >>> subnets). >>> >>> This feature allows adding multiple management ip ranges in advanced >>> and basic zones, and guest ip ranges in basic zones. >>> >>> Regards, >>> Bharat Kumar. >>> >>> >>> >>> >>> >>> >>> >> >
