I'm not sure if it's possible in your case but the easiest would be to separate the cloudstack and physical servers on different vlans or broadcast domain.
Sent from mobile device. > On Mar 15, 2014, at 4:26 AM, Deepak Sihag <deepak_si...@infosys.com> wrote: > > Hi all, > > In my network I have one physical (external to cloudstack) DHCP server and in > the same network I have configured the CloudStack. As all CloudStack VM's MAC > address starts with 06 so I configured the external DHCP not to allocate IP > to VM but cloudstack DHCP still can allocate the IP to other physical > machines in my network. So I want help on this, What can be done so that my > cloudstack DHCP vm does not allocate IPs to other machines in network. > > Regards, > Deepak Sihag > > > > **************** CAUTION - Disclaimer ***************** > This e-mail contains PRIVILEGED AND CONFIDENTIAL INFORMATION intended solely > for the use of the addressee(s). If you are not the intended recipient, > please > notify the sender by e-mail and delete the original message. Further, you are > not > to copy, disclose, or distribute this e-mail or its contents to any other > person and > any such actions are unlawful. This e-mail may contain viruses. Infosys has > taken > every reasonable precaution to minimize this risk, but is not liable for any > damage > you may sustain as a result of any virus in this e-mail. You should carry out > your > own virus checks before opening the e-mail or attachment. Infosys reserves > the > right to monitor and review the content of all messages sent to or from this > e-mail > address. Messages sent to or from this e-mail address may be stored on the > Infosys e-mail system. > ***INFOSYS******** End of Disclaimer ********INFOSYS***