I put the kibosh on 3Com some 15 years ago when they had NIC connectivity
issues with Cisco switches.  They've never seemed trustworthy to me since.

--
ME2


On Wed, Sep 22, 2010 at 1:46 PM, Kim Longenbaugh
<[email protected]>wrote:

>  We had a 3com router that sometimes refused to pass traffic for no reason
> we could ever determine.  But, all we had to do to get it working again was
> to unplug one of the interfaces and let the electrons drain out for 30
> seconds or so, then plug it back it.  The network was back to normal for
> sometimes months before it would happen again.
>
>
>
> Then we replaced the router with their brand-new CoreBuilder 3500 switch.
> Then, two weeks later they abandoned the enterprise switch market and left
> us high and dry.
>
>
>
> Since then, 3com has had a big place in our network plans: the trash can.
>
>
>
> *From:* Erik Goldoff [mailto:[email protected]]
> *Sent:* Wednesday, September 22, 2010 3:17 PM
>
> *To:* NT System Admin Issues
> *Subject:* RE: My whole network went down!
>
>
>
> Well, by on do you mean on solid, like broadcast storm or locked up ?
>
> That’s more what I was getting at, I saw that on a 3Com 36 port switch a
> few years back, whole switch just locked up, thought it was Windows and
> wanted a reboot before it would work again.
>
>
>
> *Erik Goldoff***
>
> *IT  Consultant*
>
> *Systems, Networks, & Security *
>
> '  Security is an ongoing process, not a one time event ! '
>
> *From:* James Kerr [mailto:[email protected]]
> *Sent:* Wednesday, September 22, 2010 4:13 PM
>
> *To:* NT System Admin Issues
> *Subject:* Re: My whole network went down!
>
>
>
> I did, they looked like they were all functioning but I didnt examine them
> closely, just saw that the lights were on on all of them.
>
>  ----- Original Message -----
>
> *From:* Erik Goldoff <[email protected]>
>
> *To:* NT System Admin Issues <[email protected]>
>
> *Sent:* Wednesday, September 22, 2010 2:52 PM
>
> *Subject:* RE: My whole network went down!
>
>
>
> Did you happen to take note of the link light status on the switches before
> you shut down the UPS ?
>
>
>
> *Erik Goldoff***
>
> *IT  Consultant*
>
> *Systems, Networks, & Security *
>
> '  Security is an ongoing process, not a one time event ! '
>
> *From:* James Kerr [mailto:[email protected]]
> *Sent:* Wednesday, September 22, 2010 2:45 PM
> *To:* NT System Admin Issues
> *Subject:* My whole network went down!
>
>
>
> So anyway, we lost all connectivity around noon at our main office. After
> some various checks on the servers, I try to ping some of them from my
> workstation and every so often I get a reply but mostly its timing out. I go
> to our wire closet and shut off the UPS that all our switches are on, bring
> them back up and low and behold everything is working again. Anyone have any
> idea what one of these switches was doing to bring the network to its knees?
> If it happens again I will restart them individually to see which one caused
> the drama. Network was down for 45 minutes, not happy.
>
>
>
> James
>
> ~ Finally, powerful endpoint security that ISN'T a resource hog! ~
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