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  1. #1
    Junior Member Yasen is on a distinguished road
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    Sep 2016

    Question MC220L + SFP -GE-0310 & Cisco 4331 Gi porth problem

    Model :

    Hardware Version :

    Firmware Version :

    ISP : [/COLOR]

    All diode are green and normal, but ping is - !!!!!.!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!.!!!!!! !!!!!!!!.!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!! and this is 64 baits, with 1500 - !!!!!!!!!!!!!!.!.!!!!!!!!!!!!!!!!!!!!!!!!!.!!!!!!! !!!!!!!!!!!!!!!!!!!!
    On cisco router interfaces - 204 lost carrier

  2. #2
    Do you mean that all the LEDs on the MC220L are on? What is the LED status on the Cisco switch?

    And as I know, some vendors may limit their Fiber products to work only with their own. So you may need to contact the Cisco Support to see if there are such limitations.


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