Cisco compatible Blue RJ45 to DB9 Rollover Console Cables (or management cable) are null modem cables that allow users the ability communicate and configure a networking device. These particular null modem cables are "rolled over" meaning that on connector A pin 1 connects to pin 8 on connector B, pin 2 to pin 7 respectively and so on. The wiring is exactly opposite on one connector as it is on the other. This wiring allows users to configure various network devices by attaching the DB9 female portion of the cord to the serial port on your computer, and the RJ45 plug into the device (router, firewall, switch etc.). Why make the switch? This type of one piece cable replaces older "kits" that contained multiple
Specifications
Key Features
Connect your PC to a Cisco device through the console port.
Identical to the one that ships with Cisco switches, firewalls, routers, wireless devices and more.