A typical SMB has IT employees wearing multiple hats. Networking administrators know IP networking and they can translate that knowledge easily to support an iSCSI SAN, so you've got the existing expertise already in-house. You can gain significant operational savings because your information is moving over an IP network. It is not necessarily the same network, but it is the same type of network and that simplifies your management, training and gives you personnel transferability.
Check out the entire iSCSI SAN FAQ.
This was first published in May 2008