Network Problems

[Kevin Raber]

Bruce,

   It's been taken care of - my inbox was full.  I received the two emails
from Nancy as well - thanks,

Kevin

On Mon, 9 May 2005, Rick Stevens wrote:

> brad.mugleston at comcast.net wrote:
> > Thanks for the reply Mark,
> >
> > I'll try your suggestions tonight.  About the X-Box.  Yes, it connects to the internet so what it's telling me is the modem is talking to the LinkSys box and the downlink is getting to my basement switch/wireless box as both the X-Box and wireless connections seem to work (I haven't tested the other connections from the basement but they are probably working.
> >
> > The linksys has 5 out put lines (one a down link the other four switches) I'm not sure how all that is wired but there must be some separation between the down link to isolate it from a power surge or what ever killed the other lines.  I was under the impression that I had either #4 to hook a computer up to or I could use the down link which I thought just crossed a few wires to get the connection to work but I may be wrong.
> >
> > I'll unhook everything and cycle the power again then try your one up check.
>
> If you use standard MDIX cables (orange pair on pins 1 & 2 on both
> ends), make sure you have the downlink cables plugged into the "uplink"
> ports on the other four switches.
>
> Note that the "uplink" port is usually tied into the last port on the
> switch and has the wire pairs on pins 1/2 (usually the orange pair) and
> 3/6 (usually the green pair) swapped.  In other words, you can use the
> last port OR the uplink port, but not both at the same time.  It just
> saves you from buying a "swapped" or MDI cable.
>
> For those who want to know...
>
> 	Standard (MDIX) wire colors (used for switch to computer
> 	connections):
> 	Pin	Connector One	Connector Two
> 	---	-------------	-------------
> 	1	Orange/White	Orange/White
> 	2	Orange		Orange
> 	3	Green/White	Green/White
> 	4	Blue		Blue
> 	5	Blue/White	Blue/White
> 	6	Green		Green
> 	7	Brown/White	Brown/White
> 	8	Brown		Brown
>
> 	Flipped (MDI) wire colors (for switch to switch connections):
> 	Pin	Connector One	Connector Two
> 	---	-------------	-------------
> 	1	Orange/White	Green/White
> 	2	Orange		Green
> 	3	Green/White	Orange/White
> 	4	Blue		Blue
> 	5	Blue/White	Blue/White
> 	6	Green		Orange
> 	7	Brown/White	Brown/White
> 	8	Brown		Brown
>
> An "uplink" port does the MDI flip for you so you can use a standard
> cable, but use the "uplink" port on ONE switch ONLY.
>
> Pin 1 is on the left when looking at the non-latch side of the connector
> with the cable towards your body (crappy ASCII art follows):
>
> 	 12345678
> 	|--------|
> 	||||||||||
> 	||||||||||
> 	||||||||||
> 	||||||||||
> 	||||||||||
> 	|--------|
> 	   !!!!
> 	   !!!!
> 	   !!!!
> 	   !!!!
> 	   !!!!
>
> ----------------------------------------------------------------------
> - Rick Stevens, Senior Systems Engineer     rstevens at vitalstream.com -
> - VitalStream, Inc.                       http://www.vitalstream.com -
> -                                                                    -
> -     Warning:  You are logged into reality as the root user...      -
> ----------------------------------------------------------------------
>
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