Step 12Troubleshooting
If the ethernet connection does not work, you need to find the problem in the wires. You may have accidentally cut an important wire trying to remove the brown pair from the jack. You may have also done this where you tried to remove the cable jacket.
In most cases, the only good way to fix this is to re-crimp the terminator onto the cable. Other fixes such as soldering will greatly degrade the quality of your connection. Remember that twisted-pairs in an ethernet cable can only be untwisted for half an inch on each end of the cable, or else crosstalk will occur.
If the phone connection has problems, first examine the physical wires. Most likely the bending or cutting of these wires has caused a break in them. If you find a break, it is acceptable to solder it to fix it-- phone is not as high-quality as ethernet. A multimeter may be helpful here.
Afterwards, check that your wires are attached to the proper place on the jack. One wire should go to the red terminal, and one to the green terminal. Do not confuse the green terminal with the solid green Cat 5 wire.
Finally, check that your wires are the same on both ends-- that is, brown striped to red, solid to green. Most likely it is a different problem, as long as you were diligent enough to double-check all the orientations.
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