HP StorageWorks 8/20q HP StorageWorks 8/20q Fibre Channel Switch command line - Page 238
test switch, Table 54 Connectivity loopback types, Table 55 Offline loopback types, Table 56 Switch
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test switch Description Tests all ports on the switch using a connectivity test, an offline test, or an online test. Authority Admin session Syntax test switch connectivity [loopback_type] offline [loopback_type] online Operands connectivity [loopback_type] Performs a connectivity test of the type given by [loopback_type] on all switch ports. You must place the switch in the diagnostics state using the set switch state command before starting the test. Table 54 describes the connectivity loopback types. Table 54 Connectivity loopback types Parameter internal external Description Exercises all internal port and inter-port connections. Exercises all internal port, transceiver, and inter-port connections. A transceiver with a loopback plug is required for all ports. offline [loopback_type] Performs an offline test of the type given by [loopback_type] on all switch ports. You must place the switch in the diagnostics state using the Set Switch State command before starting the test. Table 55 describes the offline loopback types. Table 55 Offline loopback types Parameter internal external Description Exercises the internal port connections. Exercises the port and its transceiver. A transceiver with a loopback plug is required for the port. online Exercises port-to-device connections for all ports that are online. This test does not disrupt communication on the ports. Notes To cancel a switch test in progress, enter the test cancel switch command. To display the status of a recent switch test or switch test in progress, enter the test status switch command. Table 56 describes the switch test parameters. Table 56 Switch test parameters Parameter LoopCount FrameSize DataPattern Description Number of frames sent: 1-4294967295. The default is 100. Number of bytes in each test frame: 40-2148. The default is 256. 32-bit hexadecimal test value, or default, which defines random data 238 Command reference
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