With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
fc2IscsiNodeDiscovered
fc2 Iscsi Node Discovered
1.3.6.1.4.1.9.9.317.1.1.4.1.7
This objects indicates if the node represented by this entry was either automatically discovered or configured manually. If the value of this object is 'true', then the node represented by this entry is automatically discovered. If it is 'false', then the node represented by this entry was manually configured.
Back to CISCO-ISCSI-GW-MIB MIB page.
IPHost Network monitor allows you to monitor fc2IscsiNodeDiscovered on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.