With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cIscsiPortalIndex
Cisco Iscsi Portal Index
1.3.6.1.4.1.9.10.94.1.3.1.1.1
An arbitrary integer used to uniquely identify a particular transport endpoint within this iSCSI instance.
Back to CISCO-ISCSI-MIB MIB page.
IPHost Network monitor allows you to monitor cIscsiPortalIndex on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.