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  • Users: ttming
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  1. ttming

    dead power supply. Replacement ?

    It will be easier for you to buy one from www.ebay.com. There are many SuperStack II 1100 12 ports switches, normally it is less than US50.00 per switch + shipping extra..
  2. ttming

    switches bring down network every 50 mins

    It failed after two weeks, look like hardware is not the problem-matric cables should be OK, matrix module should be OK and both of these items do not need software to operate on. If it is OK intially, it should be OK then. Now how you stacked the 6 units of 3300? I guess you have two stacks...
  3. ttming

    Differences between Ethernet Types

    CSMA/CD applies to shared media, how to access the shared media by multiple users? Hub is a sharing device thus CSMA/CD applies. Switch is an one to one device which you do not have to share the media with another client, so CSMA/CD does not applied and there is no multiple access by many...
  4. ttming

    3Com Superstack 2 3800 Password Recovery

    Hello You are out of luck, unless you want to send it back to 3Com to recovered the password, COST in US ????? SuperStack II 3800 and 9000 are OEM, 3Com does not have the documentaion to recover the lost password. Please refer to the email from 3Com to my problems, I have one unit of 3800 &...
  5. ttming

    3com 9300

    Hello It look like you backup unit is faulty or not configured properly, how abou setting it back to factory setting and recofigure it exactly the same setting with working unit.

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