With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
prtChannelIndex
Printer Channel Index
1.3.6.1.2.1.43.14.1.1.1
A unique value used by the printer to identify this data channel. Although these values may change due to a major reconfiguration of the device (e.g., the addition of new data channels to the printer), values SHOULD remain stable across successive printer power cycles. NOTE: The above description has been modified from RFC 1759 for clarification.
Back to Printer-MIB MIB page.
IPHost Network monitor allows you to monitor prtChannelIndex 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.