wds

active directory
wsus
windows server
mdt
dhcp
group policy
dfs
windows deployment services
hyperv
sccm

microsoft lync

lync
skype for business
microsoft exchange
active directory
windows server
office 365
lync server 2010
microsoft system center
system center configuration manager
microsoft active directory

hyperv

scvmm
windows server
active directory
microsoft exchange
virtual machine manager
vmware
scom
dpm
virtualization
system center

vdi

virtualization
vmware
storage
storage area networks
storage virtualization
vsphere
san
data center
storage solutions
cloud computing

vmware esx

vsphere
vmware
vmware infrastructure
windows server
vcenter
virtualization
active directory
servers
vcp
dns

vmware esxi

vmware esx
windows server
active directory
vmware vcenter
vmware vsphere
microsoft hyperv
vmware
microsoft exchange
symantec backup exec
citrix xenserver

firewalls

vpn
network security
checkpoint
ids
asa
pix
ips
cisco technologies
dns
ccse