It s not enough just to have pin 1 connected to pin 1 pin 2 to pin 2 and so on.
Cat5e wall jack not working.
Troubleshooting a cat 6 or cat 5 network connection from the network switch to the data outlet and or computer can sometimes be very frustrating even for an experienced professional.
The cables are not terminated or connected to a switch thus all of the additional wall jacks are a dead end.
Each jack should have a cable that is running to a central location.
It also appears these cable were terminated by someone who does not do it often.
The plastic jacket is suppose to be crimped inside the jack it help prevent the wires from being pulled loose.
If you think of a as a chain made up of series of links it will help you better visualize and understand the possible points of failure.
If the wall jacks are using the more standard wire colors you have the brown and orange pairs swapped.
How to troubleshoot wired cat 5 cat 6 etc network connections.
You should have one pair on pins 1 and 2 another on pins 3 and 6 another on pins 4 and 5 and the last on pins 7 and 8.
A cat 5e cable is made up of four pairs.
The cables that are inside the walls have to go some where and be connected to something in order for them to work.