When connecting other devices to a switch, such as a router or workstations, a straight through cable is used. The only exception to this rule is when you are connecting another switch to a switch, in which case a cross over cable should be... hen connecting other devices to a switch, such as a router or workstations, a straight through cable is used. The only exception to this rule is when you are connecting another switch to a switch.
Finally, in which case a cross over cable should be used.
For a serial connection to another router or to a WAN, a serial cable should be used, a rollover cable should be used. This cable is also commonly referred to as a console cable.

问, when connecting directly to the console port of a Cisco device 展开