Will these two work together and with Comcast? Good buys?
http://www.newegg.com/Product/Product.aspx?Item=N82E16825120001
http://www.newegg.com/Product/Product.aspx?Item=N82E16833124285
http://www.newegg.com/Product/Product.aspx?Item=N82E16825120001
http://www.newegg.com/Product/Product.aspx?Item=N82E16833124285