[ns] "Packet Error Rate"

I m trying to add Packet Error in my script for wired environment. Can anyone mention the necessary steps for implementing that. - Pinpoint customers who are looking for what you sell.

[ns] Packet error rate

Hi, Does anyone know if there is a relationship between the length of a wired link and the packet error rate? Is there a formula? I wish to use it in an Error Model to find throughputs over different distances. Thanks, Adam _ Ar