1) 2008 server running as a VMware ESXi Guest. ESXi takes over the bare metal as host.
2) Take a screen dump of your network config from the VI client and port it.
3) Can you ping the default gateway for the svr08 box? need to get ping working before you worrk about name resolution, nettwork neighborhood or COM components.
4) can you connect to the esxi host with hthe VI client?
5) is svr08 part of a domain. AD, or workgroup?
Are there other machine IN THAT security group?
6) Is IPsec running? Does turning it off make a differnece?
7) Is this a new ESXi box or are there other Virtual guests running sucessfully on it?