With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
pnniRouteFailUnreachableBorder
pnni Route Fail Unreachable Border
1.3.6.1.4.1.353.5.4.1.1.1.12
The total number of times where the switching system failed to compute a viable partial DTL stack as an entry border node because the target of the path calculation was unreachable, i.e., those calls that are cleared or cranked back with cause #2 `specified transit network unreachable' or cause #3 `destination unreachable' in the cause IE.
Back to PNNI-MIB MIB page.
IPHost Network monitor allows you to monitor pnniRouteFailUnreachableBorder on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.
