Pull the string from above to fish the wire through.
How to fish a wire between floors.
Now go up to your attic or down to the basement or crawlspace and drill a hole in the top or bottom wall plate in the same wall cavity as the outlet.
From the basement or attic push the wire fish tape through the hole you have drilled.
If you have another floor to go you can follow the same steps in the same order.
Strip about 6 inches of outer sheathing from one end of the cable then hook the conducting wires and bare copper grounding wire through the loop at the end of the fish tape blade.
Disconnect the pull string from the old cable.
Once your hole is drilled you can shove a glow rod through the hole to start fishing wire attach your wire to the eyelet at the end and pull it back through.
Drop a string from above instead.
Cut the pull string and tie it up in the junction box or other accessible but hidden is ok location at both ends.
Attach the end of the new cable to the pull string.
Pull the e thernet cable to its destination and you re set.
Once the string reaches the bottom go down to the lower opening and tie the cable and string together.
Have someone at the other end reach through the hole in the drywall grab the fish tape and pull it through with about a foot sticking out of the hole.
Attach the wire or cable to a fish tape or coat hanger using electrical tape and feed it into the hole until it reaches the opening at the other end.
Use the electric tape to fasten the e thernet wire to your coat hanger and pull it through the wall.
Drill hole into wall plate.
For more in depth informatino about running fis.
Run electrical cable through walls and across ceilings without tearing them apart.
Glow rods can also be used to hook wires to pull them out as a wire snake tool.
As their name suggests glow rods glow in the dark.
Bend the wires over then wrap several loops of electrical tape around the wires and the end of the fish tape.
If you want to bring the wire up to the attic tie something to a string and lower it through the hole from above.
Pull the new cable through to the destination.
Then attach your wire to the fish tape and pull it back through.