On 9/24/2010 12:48, Jeff Wojciechowski wrote: > Definitely planning on having the cable guys extend our dmarc with pre-made cables. > > How do you know if the DS3 signal is too hot? > You'll see errors on your interface counters. However, I have never seen this personally with the NM-1T3/E3 cards, only some flavors of PA T3. ~Seth