Using SteelHead-c for VMware ESX/ESXi : Overview of SteelHead-c virtual appliances for ESX/ESXi : SteelHead-c for ESX/ESXi requirements
  
SteelHead-c for ESX/ESXi requirements
This table describes the SteelHead-c for ESX/ESXi requirements.
Component
Requirement
Supported vSphere releases
4.0 and later.
Provisioning
OVA package deployment.
License management
Connectivity between SteelHead-c and the Riverbed Cloud Portal (TCP port 80 connection to cloudportal.riverbed.com).
Virtual hardware
64 bit only.
vCPU: One 1.2 vCPU to four 2-GHz vCPUs
Reserved RAM: 2 GB to 6 GB
Disk capacity: 470 GB
IP addressing
Static, when you use the Discovery Agent.
SteelHead-c does not support accessing client-side SteelHeads with overlapping IP addresses.
Firewall setting
Disabled (if the rules exclude the TCP option) or modified target rules.
Enable port 80 to access cloudportal.riverbed.com.
SteelHead-c supports only traffic in clear text or SSL encryption. It does not support IPSec encryption.
Discovery Agent
Supported Windows versions:
Windows 2003, Windows 2008 R1, and Windows 7.
Supported Linux versions:
Centos 5.0, 5.2, 5.3, and 5.4 - 32 bit and 64 bit, Linux Ubuntu 8.04 and 10.04, and RedHat 4 and 5.
Server VM limitations
Only supports server VMs with a single virtual NIC.