Look at your Cisco router or switches, you will find that every Cisco router or a switch has a console port (also known as the management port) on its back side. For that, you have to use a console cable and plug its’ one end to console port of router and other end to serial port of your PC (RS-232). The following picture shows a console port on a router. Netgear GS108 switch, also have a GS105 but i got them the wrong way round. Once you have connected a serial cable to router and PC, go to desktop of your PC. A special type of cable, known as roll over cable is used to connect the Serial/COM port of the computer to the router or switch console port. Step 1. See Figure 3-1. One end of the cable is RJ49 type and a DB9 to RJ45 converter is molded on the other end. You can also use a USB cable for the console connection. This puts the computer onto the network and allows direct access point and LAN management. How to Configure Cisco Router using Console Cable. Everything else is connecting wirelessly through the Netgear WN3000RPv3 Wifi Range Extender/AP which is connected via cat5e cable. IEEE 802.1x port-based authentication defines a client-server-based access control and authentication protocol to prevent unauthorized clients from connecting to a LAN through publicly accessible ports.The authentication server authenticates each client connected to a switch port before allowing access to any switch or LAN services. Plug the ONT into one port and the WAN interface of the router into the other port. Unplug the devices from your router, plug all the devices into the switch, and then plug the switch into the router. To connect to the Router with the console, you will need a Rollover cable. Some of our internet connections are directly to the firewall while others in the same location need to go to a router first. One end of this cable is RS-232, and the other end is RJ-45. The cable should be inserted into a LAN port on the router and into the Ethernet port on the computer (typically there is only one). The switch is connected via Cat6 to the VM router. Note: switches have absolutely no routing functionality and cannot take the place of a router. Connect the Serial End of the Cable to the Router/Switch Console Port. This gives you the option to mirror either port to a third port on the switch allowing you to sniff traffic outside the firewall. In order to use these to facilitate access to your Router/Switch follow below Steps. If you have two routers in a CARP (failover) configuration you’d just add a 3rd port to this VLAN and connect both routers. Normally router console port is a RJ45 port. Step 1 Connect one end of the yellow Ethernet cable to an Ethernet switch port on the router. Figure 3-1 Connecting a Server, PC, or Workstation Step 2 Connect the other end of the cable to the RJ-45 port on the network interface card … The new computers or laptops sold today do not include serial or printer ports. The only reason to connect to a switch first is if you had more than 1 IP address and needed something outside the firewall or the switch was layer 3 (router) and a router was required. Virgin Media Superhub 2ac in normal router mode. All Cisco Networking Devices (Routers/ Switches etc. ) If you don’t have a RS-232 port on PC then you can use a Serial to USB Converter like I’ve done in the image above. The RJ-45 end connects to the console port of the router, and the RS-232 end connects to the computer. The Console port is used to connect a computer directly to a router or switch and manage the router or switch since there is no display device for a router or switch. Netgear WN3000RPv3 Wifi Range Extender/AP. How to connect to router or switch console if serial port is not available in computer If you have a new computer or laptop, there is a chance that you may not have a serial port in your computer. has inbuilt Console Port in order to facilitate the Management of the device locally.