The Kit I use for my Lab:
PHYSICAL SERVER:
HP Proliant DL360 G7
Specs:
CPU Cores: 12 CPUs x 2.666 GHz
Processor Type: Intel(R) Xeon(R) CPU X5650 @2.67GHz
Processor Sockets: 2
Cores per Socket: 6
Logical Processors: 24
Hyperthreading: Active
Number of NICs: 4
Memory: 288GB (16x16384MB @1333MHz
SWITCH:
Cisco Catalyst 3750E-48 2x10GE
HOME ROUTER:
TP-Link Archer C7 AC1750
POWERLINE:
TP-LINK AV1200 Gigabit Passthrough