Use this cable to connect your RS232 9-Pin serial port of computerto any router with a RJ45 Ethernet port.
This cable is 1.8m (approx 6 ft) in length and is compatible with Cisco routers, including the 600, 800, 1600, and 1700 series.
Product Name : RJ45 to RS232 Cable Convertor;Connector : 9 Pin RS232 Female to RJ45 Male
Cable Length : 1.8M/ 6Ft
Color : Blue
Weight : 70g
Package Content : 1 x RJ45 to RS232 Cable Convertor