With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
fcsPortAttachPortNameIndex
Cisco Fabric Configuration Server Port Attach Port Name Index
1.3.6.1.4.1.9.9.297.1.1.15.1.6
The index of the attached port name list corresponding to this port entry. This object is an index into the fcsAttachPortNameListTable.
Back to CISCO-FCS-MIB MIB page.
IPHost Network monitor allows you to monitor fcsPortAttachPortNameIndex on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.