On 3/8/2011 7:09 AM, Daniel Prince wrote:
I want to put a network jack and a telephone jack in the same
location. Does a CAT6 cable have enough wires for me to do this or
do I have to run a CAT3 cable too? Thank you in advance for all
replies.

The idea of split pairs isn't used much anymore. For various reasons
including both gigabit Ethernet and PoE use the formally spare pairs.