With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ceAssetMfgAssyNumber
Cisco Entity Asset Mfg Assy Number
1.3.6.1.4.1.9.9.92.1.1.1.5
This variable indicates the manufacturing assembly number, which is the 'hardware' identification.
Back to CISCO-ENTITY-ASSET-MIB MIB page.
IPHost Network monitor allows you to monitor ceAssetMfgAssyNumber 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.