With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
fcIfCapFrmRxBbCreditDefault
Cisco Fibre Element If Capability Frm Rx Buffer-to-Buffer Credit Default
1.3.6.1.4.1.9.9.289.1.1.12.1.4
The default receive buffer-to-buffer credits if the port is operating in Fx mode.
Back to CISCO-FC-FE-MIB MIB page.
IPHost Network monitor allows you to monitor fcIfCapFrmRxBbCreditDefault on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.