Connect your computer's serial port to the RJ45 console port on routers  RS232 9-Pin Serial to RJ45 Cat5 Ethernet  Compatible with Cisco routers, including the 600, 800, 1600, and 1700 series  DB9 RS232 male to RJ45 female cable for TCP/IP network interface with the doual-way conversion, with the serial port network function, support serial data and network data bi-directional transparent transmission  Length: 4.9 feet (approx 1.5m) from end to end | Color: Blue