16 Port Binding ConfigurationWh n configuring port binding, go to these sections for infore mation you are interested in:z Port Binding OverviewDisplaying and Maintaining Port Binding ConfigurationzExamplez Port Binding Configurationg OverviewIntrodeceives a packet, it searches the binding entry. If thethe binding entry, the port forwards theCurr policies:zly if theards the packet.IP-MAC binding: binds an IP address to a MAC address. The switch forwards only the packetsced from the bound source MAC address and source IP address.Port BindinuctionBinding is a simple security mechanism. Through the binding configuration on the switch, you can filterthe packets forwarded on the ports. When a port rinformation carried in the packet matches the information inpacket. Otherwise, the port discards the packet.ently, the switch provides the following bindingz Port-IP binding: binds a port to an IP address. On the bound port, the switch forwards only thepackets sourced from the bound IP address.z Port-MAC binding: binds a port to a MAC address. On the bound port, the switch forwards only thepackets sourced from the bound MAC address.Port-MAC-IP binding: binds a MAC address and an IP address to a port. On the port, if the sourceIP address of a received packet matches a binding entry, the port forwards the packet onsource MAC address of the packet also matches the entry. If the source IP address of a packetdoes not match any entry in the port-MAC-IP binding table, the port forwzsourWhen a port is bound, the binding applies only to the port.ConfFollow these steps to configure port binding:iguring Port Binding16-1
