With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
fcNameServerNodeName
fc Name Server Node Name
1.3.6.1.4.1.9.9.293.1.1.4.1.3
The fibre channel Node_Name (WWN) of this Nx_port. If this object is not set, then it will contain the null value '0000000000000000'h.
Back to CISCO-NS-MIB MIB page.
IPHost Network monitor allows you to monitor fcNameServerNodeName on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.