With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
nhrpCacheTable
nhrp Cache Table
This table contains mappings between internetwork layer addresses and NBMA subnetwork layer addresses.
Back to NHRP-MIB MIB page.
IPHost Network monitor allows you to monitor nhrpCacheTable 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.
