With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
Cisco Distributed Director Server Port Status
Indicates whether the port service is available or not. The possible service statuses are as follows: undetermined - the service was not tested or the service state can't be determined. up - the service is known to be available. down - the service is known to be unavailable.
Back to CISCO-DIST-DIRECTOR-MIB MIB page.
IPHost Network monitor allows you to monitor cddServerPortStatus on Cisco device via the SNMP protocol.
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Easy monitoring of cddServerPortStatus with IPHost tools