How to build latest VMware ESXi ISO image for Intel NUC 4th generation

When it comes to building cheap and reliable home lab Intel NUC computers are huge success. Their low power consumption and small footprint makes them perfect for almost any kind of home lab, including building a VSAN lab. Recently I ran into the issue where I needed an additional network card for my NUC. I needed to transfer vCenter server from iSCSI storage, to a VSAN datastore on the same host. Continue reading “How to build latest VMware ESXi ISO image for Intel NUC 4th generation”

CIDR Subnet Mask Cheatsheet

Netmask              Netmask (binary)                 CIDR     Notes
____________________________________________________________________
255.255.255.255  11111111.11111111.11111111.11111111  /32  Host (single addr)
255.255.255.254  11111111.11111111.11111111.11111110  /31  Unuseable
255.255.255.252  11111111.11111111.11111111.11111100  /30    2  useable
255.255.255.248  11111111.11111111.11111111.11111000  /29    6  useable
255.255.255.240  11111111.11111111.11111111.11110000  /28   14  useable
255.255.255.224  11111111.11111111.11111111.11100000  /27   30  useable
255.255.255.192  11111111.11111111.11111111.11000000  /26   62  useable
255.255.255.128  11111111.11111111.11111111.10000000  /25  126  useable
255.255.255.0    11111111.11111111.11111111.00000000  /24 "Class C" 254 useable
 Continue reading "CIDR Subnet Mask Cheatsheet"