Yes. To improve performance, it’s recommended that you disable NetBIOS over TCP\/IP on your cluster network NIC and other dedicated-purpose NICs, such as for iSCSI and Live Migration. NetBIOS isn’t used in Server 2008 R2 clusters.<\/p>\n
To disable NetBIOS over TCP\/IP, access the IPv4 properties of your network adapter. To do this, open the Network and Sharing Center, select Change Adapter Settings, right-click the network connection, and select Properties. Select Internet Protocol Version 4 (TCP\/IPv4) and click the Advanced button in the displayed dialog.<\/p>\n
Select the WINS tab and select the Disable NetBIOS over TCP\/IP. Perform this on all network connections that aren’t general purpose management\/connectivity NICs, and perform it on all nodes in the cluster.<\/p>\n
Additionally, make sure you enable jumbo packets on all network adapters<\/span><\/a>, if you haven’t done so already.<\/p>\n Make sure you don’t<\/strong> disable Client for Microsoft Networks<\/span> <\/a>and File and Printer Sharing for Microsoft Networks on the NIC used for CSV\u2014they’re requirements. You could disable these for networks used for iSCSI and other dedicated purposes.<\/p>\n