Appendix C. Probes 149Field ValueCritical Maximum ValueWarning Maximum ValueWarning Minimum ValueCritical Minimum ValueTable C-11. General::SNMP Check settingsC.4.4. General::TCP CheckThe General::TCP Check probe tests your TCP server by verifying it can connect to a system via thespecified port number. It collects the following metric:• Remote Service Latency — The time it takes in seconds for the TCP server to answer a connectionrequest.The probe will pass the string specified in the Send field upon making a connection. The probe willanticipate a response from the system, which should include the substring specified in the Expectfield. If the expected string is not found, the probe returns a CRITICAL status.Field ValueSendExpectPort* 1Timeout* 10Critical Maximum LatencyWarning Maximum LatencyTable C-12. General::TCP Check settingsC.4.5. General::UDP CheckThe General::UDP Check probe tests your UDP server by verifying it can connect to a system via thespecified port number. It collects the following metric:• Remote Service Latency — The time it takes in seconds for the UDP server to answer a connectionrequest.The probe will pass the string specified in the Send field upon making a connection. The probe willanticipate a response from the system, which should include the substring specified in the Expectfield. If the expected string is not found, the probe returns a CRITICAL status.This probe’s transport protocol is User Datagram Protocol (UDP).Field ValuePort* 1
