I was just watching a video on youtube where Geoff from shapeblue was talking about it was better to split up the management network instead of a /16

I am planning for 5000 VM's so just roughly doing the math I will need 100 physical servers 4 Pods and 3 clusters per pod with 8 servers per cluster. Btw I'm using xenserver as my hypervisor so thats where the 8 hosts per cluster comes in.

Does this look right and why should I do it this way.

Zone PVDC
POD 1 PVDC-PX1
Cluster X1,X2,X3
172.16.1.0/26 Network
       1.10-0.29 System Reserved
       1.30-0.62 Hosts
PVDC-PX1-X1-1 172.16.1.30 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X1-2 172.16.1.31 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X1-3 172.16.1.32 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X1-4 172.16.1.33 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X1-5 172.16.1.34 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X1-6 172.16.1.35 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X1-7 172.16.1.36 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X1-8 172.16.1.37 255.255.255.192 172.168.1.1 Vlan 101

PVDC-PX1-X2-1 172.16.1.38 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X2-2 172.16.1.39 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X2-3 172.16.1.40 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X2-4 172.16.1.41 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X2-5 172.16.1.42 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X2-6 172.16.1.43 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X2-7 172.16.1.44 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X2-8 172.16.1.45 255.255.255.192 172.168.1.1 Vlan 101

PVDC-PX1-X3-1 172.16.1.46 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X3-2 172.16.1.47 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X3-3 172.16.1.48 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X3-4 172.16.1.49 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X3-5 172.16.1.50 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X3-6 172.16.1.51 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X3-7 172.16.1.52 255.255.255.192 172.168.1.1 Vlan 101 PVDC-PX1-X3-8 172.16.1.53 255.255.255.192 172.168.1.1 Vlan 101

Zone PVDC
POD 2 PVDC-PX2
Cluster X4,X5,X6
172.16.1.64/26
       1.75-1.94 System Reserved
       1.95-1.126 Hosts
PVDC-PX2-X4-1 172.16.1.95 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X4-2 172.16.1.96 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X4-3 172.16.1.97 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X4-4 172.16.1.98 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X4-5 172.16.1.99 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X4-6 172.16.1.100 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X4-7 172.16.1.101 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X4-8 172.16.1.102 255.255.255.192 172.168.1.64 Vlan 102

PVDC-PX2-X5-1 172.16.1.103 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X5-2 172.16.1.104 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X5-3 172.16.1.105 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X5-4 172.16.1.106 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X5-5 172.16.1.107 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X5-6 172.16.1.108 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X5-7 172.16.1.109 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X5-8 172.16.1.110 255.255.255.192 172.168.1.64 Vlan 102

PVDC-PX2-X6-1 172.16.1.111 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X6-2 172.16.1.112 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X6-3 172.16.1.113 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X6-4 172.16.1.114 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X6-5 172.16.1.115 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X6-6 172.16.1.116 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X6-7 172.16.1.117 255.255.255.192 172.168.1.64 Vlan 102 PVDC-PX2-X6-8 172.16.1.118 255.255.255.192 172.168.1.64 Vlan 102

Zone PVDC
POD 3 PVDC-PX3
Cluster X7,X8,X9
172.16.1.128/26
       1.129-148 System Reserved
       1.149-181 Hosts
PVDC-PX3-X7-1 172.16.1.149 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X7-2 172.16.1.150 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X7-3 172.16.1.151 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X7-4 172.16.1.152 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X7-5 172.16.1.153 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X7-6 172.16.1.154 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X7-7 172.16.1.155 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X7-8 172.16.1.156 255.255.255.192 172.168.1.128 Vlan 103

PVDC-PX3-X8-1 172.16.1.157 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X8-2 172.16.1.158 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X8-3 172.16.1.159 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X8-4 172.16.1.160 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X8-5 172.16.1.161 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X8-6 172.16.1.162 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X8-7 172.16.1.163 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X8-8 172.16.1.164 255.255.255.192 172.168.1.128 Vlan 103

PVDC-PX3-X9-1 172.16.1.165 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X9-2 172.16.1.166 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X9-3 172.16.1.167 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X9-4 172.16.1.168 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X9-5 172.16.1.169 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX2-X9-6 172.16.1.170 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X9-7 172.16.1.171 255.255.255.192 172.168.1.128 Vlan 103 PVDC-PX3-X9-8 172.16.1.172 255.255.255.192 172.168.1.128 Vlan 103

Zone PVDC
POD PVDC-PX4
Cluster X10,X11,X12

Didn't finish for this email but if you have read this far you get the point.

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