With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
nhrpServerStatEntry
nhrp Server Stat Entry
1.3.6.1.3.9999.1.3.3.1
Statistics for a particular NHS. The statistics are broken into received (Rx), transmitted (Tx) and forwarded (Fw). Forwarded (Fw) would be done by a transit NHS.
Back to NHRP-MIB MIB page.
IPHost Network monitor allows you to monitor nhrpServerStatEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.