With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdxCmtsCmChOverUpChannelId
Cisco DOCSIS Cmts Cable Modem Channel Over Up Channel Id
1.3.6.1.4.1.9.9.116.1.3.5.1.4
The new channel Id which the cable modem is instructed to move to. The value -1 is to ask the CMTS not to override the upstream channel Id.
Back to CISCO-DOCS-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cdxCmtsCmChOverUpChannelId 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.