With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cIdslItucInvVendorId
Cisco Idsl ITU-C Inv Vendor Id
1.3.6.1.4.1.9.9.154.1.2.1.2
This object specifies the vendor identifier assigned according to ANSI T1.220.
Back to CISCO-IDSL-LINE-MIB MIB page.
IPHost Network monitor allows you to monitor cIdslItucInvVendorId 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.