The Xen hosts each have a quad port 5709. We will also install a spare gig nic for the mgmt interface. Regarding the 10Gb NIC's, I do not have funds at this time to go much past where I stand now, and that is using Gig switches we have-- Powerconnect 5448. Is this a problem particular to Xenserver, ...

We already have two VM hosts (third on the way for standby/failover), will be purchasing new servers to run SW. Current Xenserver hosts: Poweredge R610 32GB RAM 2 x Intel X5670 Proposed Starwind hosts for HA: Poweredge R515 2 x Opteron 4130 8GB RAM *14 HDD support (2 internal, 12 hotswap) 2 x 146 10...