With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rprSpanLowerLayerIfIndex
rpr Span Lower Layer If Index
1.0.8802.17.1.1.1.1.3.1.3
The ifIndex of interface which is below the RPR layer in this span. A value of zero indicates an interface index that has yet to be determined
Back to IEEE-802DOT17-RPR-MIB MIB page.
IPHost Network monitor allows you to monitor rprSpanLowerLayerIfIndex 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.
