With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ipPermitListTable
ip Permit List Table
1.3.6.1.4.1.9.5.1.17.2
with net masks of IP permit hosts. If ipPermitEnable is set to enabled(1), the system will only accept inbound accesses which come from the configured hosts with their permit access types in this table.
Back to CISCO-STACK-MIB MIB page.
IPHost Network monitor allows you to monitor ipPermitListTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.
