[sudo-sys] Slow internet

[danarauz at gmail.com]

I don't know about grounding either, but I have seen switch racks being
grounded; ours is not. Perhaps another thing to our list of things to do.

On Wed, Aug 5, 2015 at 10:04 AM, danarauz at gmail.com <danarauz at gmail.com>
wrote:

> Mark, can we get a cat6 at least?
>
>
> On Wed, Aug 5, 2015 at 12:52 AM, Marc Juul <juul at labitat.dk> wrote:
>
>>
>>
>> On Wed, Aug 5, 2015 at 12:40 AM, Charley Sheets <rcsheets at acm.org> wrote:
>>
>>> On Tue, 4 Aug 2015 17:36:55 -0700
>>> Marc Juul <juul at labitat.dk> wrote:
>>>
>>> > I ordered another 1000' roll of cat5e outdoor shielded cable which
>>> > should arrive on Friday. Daniel talked about re-running this on
>>> > Saturday so I will try to ensure that it is at sudo room before
>>> > Saturday morning. It's probably a good idea to ground this cable at
>>> > both ends. I like to ground stuff by making a three-prong AC plug
>>> > that only has the ground wire (though I know that's not the
>>> > "professional" way of doing things).
>>>
>>> How confident are we in the ground at each end of the run? Is the
>>> existing cabling shielded and grounded at both ends? If we're going to
>>> ground both ends of the run, let's make sure we're not making a
>>> significant ground loop.
>>>
>>> I don't know nearly enough about the electrical service at Omni to have
>>> an opinion on whether a ground loop is likely, and I'm definitely not a
>>> pro at this kind of thing, but I think if you stop just short of
>>> hooking it up and measure the current through the drain wire, as long
>>> as it's reasonably low you're in good shape.
>>>
>>> I don't do a lot with shielded twisted pair though, so if I'm confused,
>>> please correct me. :)
>>>
>>
>> No you're right. We need to ensure we're not doing something stupid here
>> and I don't know anything about the grounding at Omni. If someone else runs
>> the cable and leaves the ground wire dangling then I'll take care of
>> grounding (or not) as needed.
>>
>> --
>> marc/juul
>>
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>>
>
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