Catalyst 3750-E and 3560-E Switch Cisco IOS ... - DNIP . NET

Chapter 2Catalyst 3750-E and 3560-E Switch Cisco IOS Commandscdp forwardcdp forwardTo specify the ingress and egress switch ports for CDP traffic, use the cdp forward global configurationcommand. To return to the default setting, use the no form of this command.cdp forward ingress port-id egress port-idno cdp forward ingress port-idSyntax Descriptioningress port-idegress port-idSpecifies the switch port that receives the CDP packet from an IP phone.Specifies the switch port that forwards the CDP packet to the CiscoTelePresence System.DefaultsThe default path for CDP packets through the switch is from any ingress port to the egress port connectedto the Cisco Telepresence System.Command ModesGlobal configurationCommand HistoryRelease12.2(53)SEModificationThis command was introduced.Usage GuidelinesYou must use only CDP-enabled phones with TelePresence E911 IP phone support.You can connect the IP phone and codec in the Cisco TelePresence System through any two ports in aswitch stack.ExamplesSwitch# configure terminalEnter configuration commands, one per line. End with CNTL/Z.Switch(config)# cdp forward ingress gigabitethernet2/0/1 egress gigabitethernet2/0/12Switch(config)# cdp forward ingress gigabitethernet2/0/2 egress gigabitethernet2/0/13Switch(config)# endSwitch# show running-config | include cdpcdp forward ingress GigabitEthernet2/0/1 egress GigabitEthernet2/0/12cdp forward ingress GigabitEthernet2/0/2 egress GigabitEthernet2/0/13Switch# show cdp forwardIngress Egress # packets # packetsPort Port forwarded dropped-------------------------------------------------------------Gi2/0/1 Gi2/0/12 0 0Gi2/0/2 Gi2/0/13 0 0Related CommandsCommandshow cdp forwardDescriptionDisplays the CDP forwarding table.OL-9776-08Catalyst 3750-E and 3560-E Switch Command Reference2-77