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-   -   [HELP] C-Rio connection issues (http://www.chiefdelphi.com/forums/showthread.php?t=109828)

inkspell4 03-12-2012 22:00

[HELP] C-Rio connection issues
 
One of out teams computers will not connect to the robot by direct ethernet for an unknown reason. The crio will connect to other computers with the same cable and the computer will connect to other networks but no the crio. We have reinstalled the drivers multiple times and each time it will connect until the computer is restarted again. Is there a specific driver for the crio? What else might be the issue?

Mark McLeod 03-12-2012 22:06

Re: [HELP] C-Rio connection issues
 
Firewalls can interfere with communication, disable them.
Multiple NICs can confuse things, Disable all NICs except for the one you are using.
Check that the IP address on the one active computer NIC has been set to 10.te.am.5, netmask 255.0.0.0

inkspell4 03-12-2012 22:14

All connections other than ethernet were disabled and the computer was configured correctly

Alan Anderson 04-12-2012 08:14

Re: [HELP] C-Rio connection issues
 
Do you see a green "connect" light on the cRIO's Ethernet port, or does it remain dark?

Almost every modern device with an ethernet jack will connect to any other device using either a patch cable or a crossover cable. The cRIO is an exception; it will not switch its transmit and receive pins to accommodate what is at the other end of the cable. If your computer similarly does not automatically switch, either because it's not designed to or because it's been configured not to, then a crossover cable ought to make the connection work.

inkspell4 04-12-2012 18:10

I will try the idea of a crossover but their are not green lights

Alan Anderson 04-12-2012 23:09

Re: [HELP] C-Rio connection issues
 
Hang on a second.

Are you trying to connect the computer directly to the cRIO? If so, why? That would mean you have to disconnect the cRIO from the D-Link. The normal thing to do would be to plug the cable from the computer into one of the D-Link's other ports, leaving the cRIO and D-Link still connected. The D-Link should be able to mediate between devices to make a crossover cable unnecessary.

inkspell4 05-12-2012 13:43

Somebody messed up our dlinks settings

Alan Anderson 05-12-2012 14:57

Re: [HELP] C-Rio connection issues
 
Quote:

Originally Posted by inkspell4 (Post 1198879)
Somebody messed up our dlinks settings

Not to sound flippant or anything, but why don't you just set them back to what they should be?

Mark McLeod 05-12-2012 16:48

Re: [HELP] C-Rio connection issues
 
If you're using Ethernet to connect to the DLink/cRIO, then the DLink settings really don't even matter for this job. It's being employed only as a switch.
Incorrect settings will matter when you want to use it for wireless.

inkspell4 05-12-2012 21:00

We are in a rush right now to get a base robot up and running for the competition an just haven't had time


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