SAGEM 3P@C
A.Diagnosis of Common FaultsFault symptom |
| Fault cause |
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| Solution |
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All | the | indicators | Power | connection | is | Check the power cable and the | ||||||||||
are off after power- | wrong or power supply is | socket. |
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on. |
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| abnormal. |
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LINK | indicator | is | Network | cable |
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off. |
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| damaged | or | loosely |
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| connected. |
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| The type of network cable |
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| is wrong or the network |
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| cable is too long, whose |
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| length | exceeds |
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| permitted range. |
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LINK |
| indicator | The wiring of the network | Replace the network cable or re- | ||||||||||||
flashes |
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| cable does not conform to | make network cables. |
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| the standards. |
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| The network cable is too |
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| long |
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| exceeds permitted range. |
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The ACT indicator | The wiring of the network | Replace the network cables or re- | ||||||||||||||
flashes quickly and | cable does not conform to | make them. |
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the |
| network |
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blocked. |
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The | network | can | The working mode of the | Configure the working mode of the | ||||||||||||
be pinged, but the | switch | does | not | match | Ethernet ports so that it matches | |||||||||||
transmission | rate | that of the Ethernet port | the switch or set it in the adaptive | |||||||||||||
slows down | and | at the network terminal. | working mode. |
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packet |
| loss |
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occurs. |
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The | network | can | If |
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| equipment | In about dozens of seconds, the | ||||||||
be | pinged at | a | connected | to | the | port | address table of the switch will be | |||||||||
certain | port, |
| but | does not send data after | updated, and this phenomenon will | |||||||||||
not |
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| the | the | network | cable | is | automatically disappear. | Or | ||||||
network | cable | is | changed | to | another | sending data from this port will | ||||||||||
changed |
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| to | network port, | the | switch | also make the switch update its | |||||||||
another port. |
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| will not be able to learn | address table immediately. |
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| the |
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| address, |
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| therefore this port will be |
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| blocked temporarily. |
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All | ACT | indicators | Broadcast storm. |
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| 1.Check if there is loop on the | ||||||||||
are |
| flashing | and |
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| network and properly configure the | |||||
the |
| network | rate |
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| network. |
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slows down. |
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| 2. Check if any site is sending a | ||||||
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| large | amount of | broadcast | |
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| packets. |
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It | stops | working | The power supply works | 1. Check if the power supply is | ||||||||||||
after | a | period | of | abnormally. |
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| properly | connected | and | the | ||||
normal work. |
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| It is overheated. |
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| voltage is too low or too high. |
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| 2. Check the surroundings and see | |||
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| if the vent is empty and the fans of | |||
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| the switch operate normally. |
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The system cannot | The | network | connection | Check the network connection. |
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be |
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| accessed | is incorrect. |
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| Access the system via the serial | |||||||
through Telnet |
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| The IP address is not | port and configure the IP address | ||||||||||||
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| configured. |
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| properly. |
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3P@C Installation Manual
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